1 00:00:07,467 --> 00:00:10,720 BERTIE GREGORY: I’m combing the big blue for an elusive super pod 2 00:00:10,845 --> 00:00:14,223 of spinner dolphins five thousand strong. 3 00:00:14,307 --> 00:00:16,517 Okay. So, we’ve got a bunch of surface activity up here. 4 00:00:16,642 --> 00:00:19,687 There’s birds just piling into the water. The... Geez! Look at that! 5 00:00:25,735 --> 00:00:27,695 BERTIE: This is epic. 6 00:00:29,113 --> 00:00:34,035 It’s massive ball of lanternfish. The favorite food of spinner dolphins. 7 00:00:35,912 --> 00:00:37,205 But where are they? 8 00:00:38,456 --> 00:00:39,791 Look, look, look. Here come the dolphins. 9 00:00:40,041 --> 00:00:42,794 NICO: They're coming. We're gonna have a good surprise. 10 00:00:42,877 --> 00:00:44,337 -Are you ready? -(THEME MUSIC BEGINS) 11 00:00:44,420 --> 00:00:47,507 BERTIE: I’m Bertie. Filming animals is my job... 12 00:00:47,632 --> 00:00:49,008 That is not a chase you see every day. 13 00:00:49,383 --> 00:00:51,886 ...and I take it really seriously. 14 00:00:52,011 --> 00:00:53,221 Look, I'm trying to film penguins. 15 00:00:53,471 --> 00:00:55,348 -(GROWLS) -Oh, and I've missed it! 16 00:00:57,475 --> 00:00:59,060 Well, that was quite close. 17 00:01:00,061 --> 00:01:04,232 BERTIE: I want to tell wildlife stories in a rapidly changing world. 18 00:01:04,941 --> 00:01:07,193 That sounded like a big crack! 19 00:01:10,530 --> 00:01:12,448 BERTIE: These are my adventures. 20 00:01:14,158 --> 00:01:15,660 (THEME MUSIC ENDS) 21 00:01:18,204 --> 00:01:22,083 BERTIE: I’m leaving England and heading to the mighty Pacific Ocean... 22 00:01:22,625 --> 00:01:26,921 five thousand miles away off the coast of Central America. 23 00:01:28,047 --> 00:01:32,510 Well, it’s pretty daunting to be searching the biggest wilderness on Earth. 24 00:01:32,635 --> 00:01:36,097 But this place covers half the surface of our planet. 25 00:01:36,848 --> 00:01:38,766 It's the open ocean, the high seas! 26 00:01:39,559 --> 00:01:42,687 BERTIE: I'm looking for a spinner dolphin super pod. 27 00:01:43,855 --> 00:01:48,067 That’s when multiple pods merge for a brief moment in time 28 00:01:48,151 --> 00:01:52,363 to form a single, enormous pod with thousands of animals. 29 00:01:53,447 --> 00:01:56,576 Filming a spectacle like that would be a dream come true. 30 00:01:59,579 --> 00:02:03,040 Unfortunately, our oceans are in trouble and these events are getting 31 00:02:03,207 --> 00:02:06,878 rarer and rarer, but the reason we’ve come to this particular spot 32 00:02:07,128 --> 00:02:11,591 is because it’s where dolphins still gather in mind-blowing numbers. 33 00:02:13,467 --> 00:02:16,429 BERTIE: Nobody knows exactly why super pods form, 34 00:02:16,637 --> 00:02:18,014 but it usually happens 35 00:02:18,139 --> 00:02:19,473 when there’s lots of food around. 36 00:02:22,351 --> 00:02:26,355 So we're searching the shelf break between Quepos and the border of Panama. 37 00:02:26,939 --> 00:02:30,151 That’s where the shallow sea floor suddenly drops away. 38 00:02:31,360 --> 00:02:34,906 This strip of cold deep water has special qualities 39 00:02:35,031 --> 00:02:37,658 which could draw lots of hungry dolphins in. 40 00:02:39,619 --> 00:02:43,164 More than a mile below us, the seabed is far from flat. 41 00:02:43,247 --> 00:02:46,250 There's canyons and troughs and mountains and volcanoes 42 00:02:47,084 --> 00:02:49,545 and the currents are whipped through all those structures 43 00:02:50,504 --> 00:02:53,674 and that fires some of the water in certain places upwards 44 00:02:53,758 --> 00:02:55,509 and that brings food near the surface. 45 00:02:56,636 --> 00:02:57,803 BERTIE: In other words, 46 00:02:57,970 --> 00:03:02,099 it’s a big blue desert with oases hidden beneath the waves. 47 00:03:02,350 --> 00:03:04,602 That’s what the spinner dolphins are looking for. 48 00:03:05,311 --> 00:03:07,480 And I guess all of that sounds lovely in theory. 49 00:03:07,813 --> 00:03:08,940 Find one of the oases. 50 00:03:09,148 --> 00:03:11,442 Film the dolphins. Job done. Go home. 51 00:03:12,276 --> 00:03:13,986 BERTIE: But it is a huge gamble. 52 00:03:14,362 --> 00:03:17,365 We’re too far from land to keep going back for supplies, 53 00:03:17,782 --> 00:03:22,995 so we’ve got just three weeks to scour six thousand square miles of ocean. 54 00:03:25,456 --> 00:03:27,667 How on Earth are we going to find these dolphins? 55 00:03:31,921 --> 00:03:34,590 BERTIE: And my guide, Nico, has another top tip, 56 00:03:35,299 --> 00:03:36,634 look for birds. 57 00:03:36,842 --> 00:03:41,681 It’s easier to spot them on the skyline and they often follow dolphins to food. 58 00:03:42,306 --> 00:03:45,851 After searching for four days straight, it’s go time! 59 00:03:46,435 --> 00:03:47,478 -BERTIE: Johnny! -JOHNNY: Yeah? 60 00:03:47,770 --> 00:03:49,855 -Johnny dude, dude, bait ball, bait ball. -JOHNNY: Whereabouts? 61 00:03:49,939 --> 00:03:51,899 Straight off the bow, straight off the bow. Okay. 62 00:03:52,024 --> 00:03:53,985 Crazy amounts of bird action, there’s so much splashing. 63 00:03:54,068 --> 00:03:55,361 Are you good? Do you need any help? 64 00:03:55,444 --> 00:03:56,821 -JOHNNY: Yeah, no, I'm good. -Okay, okay. 65 00:03:57,655 --> 00:04:00,574 BERTIE: It’s time to scramble the fast boat and get in the water. 66 00:04:04,120 --> 00:04:07,331 Okay, there’s loads of surface activity. And a bait ball’s forming. 67 00:04:07,456 --> 00:04:11,085 It’s when all the predators, dolphins, tuna, push the fish, 68 00:04:11,252 --> 00:04:14,964 the prey species, up to the surface and they all gather in a ball 69 00:04:15,131 --> 00:04:16,173 and the water starts to boil. 70 00:04:16,799 --> 00:04:19,385 Okay. So now, Nico and Maiky are just figuring out 71 00:04:19,510 --> 00:04:22,138 where to drop me 'cause these bait balls move around so much 72 00:04:22,263 --> 00:04:24,932 that if they drop me too close, then we might interfere 73 00:04:25,016 --> 00:04:26,475 with the behavior, which we never want to do. 74 00:04:26,642 --> 00:04:29,103 But if I’m too far, then I might never see it. 75 00:04:29,437 --> 00:04:31,230 (BIRDS SQUAWKING) 76 00:04:31,522 --> 00:04:34,692 (DRAMATIC MUSIC PLAYING) 77 00:04:42,742 --> 00:04:44,285 BERTIE: No sign of dolphins, 78 00:04:44,744 --> 00:04:47,705 but it is teeming with yellowfin tuna down here. 79 00:04:54,837 --> 00:04:58,299 It’s like looking through a kaleidoscope of silver and gold! 80 00:04:58,966 --> 00:05:02,261 (MUSIC CONTINUES) 81 00:05:04,972 --> 00:05:08,184 BERTIE: And right in the middle is a tornado of mackerel. 82 00:05:12,063 --> 00:05:13,773 That’s dinner if you’re a tuna. 83 00:05:16,609 --> 00:05:17,985 (MUSIC ENDS) 84 00:05:22,907 --> 00:05:23,949 BERTIE: It’s intense! 85 00:05:25,618 --> 00:05:28,662 From above and below. 86 00:05:31,290 --> 00:05:34,502 Every mackerel is trying to get inside the bait ball. 87 00:05:37,046 --> 00:05:39,590 It's the only way they can defend themselves. 88 00:05:44,804 --> 00:05:46,180 Or at least it was! 89 00:05:53,979 --> 00:05:55,648 They’re looking for protection. 90 00:06:00,611 --> 00:06:03,114 They’re using me as a human shield! 91 00:06:07,118 --> 00:06:09,078 I don’t want to mess this up for the tuna. 92 00:06:09,495 --> 00:06:11,705 I don’t want to get whacked by one either. 93 00:06:14,917 --> 00:06:16,877 They weigh about two hundred pounds. 94 00:06:28,514 --> 00:06:29,723 It's time to get out. 95 00:06:35,438 --> 00:06:36,689 That was crazy. 96 00:06:36,897 --> 00:06:40,526 (SIGHS) So intense. The moment we got in there, there’s... 97 00:06:41,360 --> 00:06:43,362 well, you see one tuna 98 00:06:43,446 --> 00:06:47,616 for every hundred that’s under... under the surface. In one piece Johnny? 99 00:06:47,700 --> 00:06:48,576 JOHNNY: Yep, so far 100 00:06:48,701 --> 00:06:51,370 BERTIE: Our spinner dolphins often hang out with tuna, 101 00:06:51,537 --> 00:06:53,497 but they could rock up at any time. 102 00:06:53,622 --> 00:06:56,750 And we really don't want to mess this up by jumping back in too soon. 103 00:06:57,126 --> 00:06:58,711 We’re just waiting for it to stabilize, 104 00:06:58,794 --> 00:07:01,547 make sure there’s enough predators pinning that ball to the surface. 105 00:07:02,965 --> 00:07:03,966 Nico’s seen something. 106 00:07:06,093 --> 00:07:08,220 All right, well, it’s not spinners. 107 00:07:08,721 --> 00:07:13,559 We've got a big bunch of spotted dolphins and they are locked in on those mackerel. 108 00:07:14,477 --> 00:07:15,978 Time to get in. Let’s go, let’s go! 109 00:07:18,314 --> 00:07:19,732 (BIRDS SQUAWKING) 110 00:07:23,944 --> 00:07:25,779 (DOLPHINS SQUEAKING) 111 00:07:25,988 --> 00:07:28,782 BERTIE: These dolphins should keep the mackerel hemmed in. 112 00:07:35,456 --> 00:07:37,750 They’re so calm compared to the tuna... 113 00:07:39,919 --> 00:07:42,296 but they know exactly what they’re doing. 114 00:07:42,671 --> 00:07:45,466 (SQUEAKING CONTINUES) 115 00:07:47,384 --> 00:07:50,429 (DRAMATIC MUSIC PLAYING) 116 00:07:51,430 --> 00:07:53,057 BERTIE: They’re working in groups... 117 00:07:54,600 --> 00:07:57,144 herding the mackerel like sheepdogs. 118 00:07:58,020 --> 00:08:01,315 (MUSIC CONTINUES) 119 00:08:03,609 --> 00:08:06,529 (DOLPHINS SQUEAKING) 120 00:08:07,905 --> 00:08:10,407 BERTIE: That gives the tuna something to aim for too. 121 00:08:10,908 --> 00:08:13,702 (MUSIC CONTINUES) 122 00:08:14,036 --> 00:08:16,455 (BIRDS SQUAWKING) 123 00:08:17,831 --> 00:08:20,751 BERTIE: Two top predators working side-by-side. 124 00:08:20,834 --> 00:08:23,045 It’s carnage for the mackerel. 125 00:08:26,298 --> 00:08:30,177 The more that get eaten, the fewer places there are to hide. 126 00:08:30,511 --> 00:08:33,222 -(MUSIC CONTINUES) -(DOLPHINS SQUEAKING) 127 00:08:37,393 --> 00:08:38,894 (MUSIC ENDS) 128 00:08:39,270 --> 00:08:40,479 BERTIE: It’s only been what, 129 00:08:40,563 --> 00:08:42,856 20 minutes since the dolphins got here? 130 00:08:44,900 --> 00:08:46,277 I think it’s all over. 131 00:08:48,112 --> 00:08:50,948 I don’t think I'm gonna be forgetting today in a hurry. 132 00:08:51,156 --> 00:08:54,285 You know when you see a feeding frenzy, a predation on land, 133 00:08:54,368 --> 00:08:57,371 often you're quite far away and you're using a long zoom lens. 134 00:08:57,454 --> 00:08:59,498 But underwater it's completely different, you know, 135 00:08:59,665 --> 00:09:03,043 you're limited by the water visibility, you have to be right in amongst it. 136 00:09:03,335 --> 00:09:07,881 And to feel the tuna that were as big as me zipping past, 137 00:09:08,424 --> 00:09:11,010 and me almost getting knocked out of the way 138 00:09:11,135 --> 00:09:14,138 and then feeling the sounds of the dolphins echolocation, 139 00:09:14,305 --> 00:09:16,849 their clicks buzzing in my belly. 140 00:09:17,266 --> 00:09:19,184 Yeah, it doesn’t get much better than that. 141 00:09:21,854 --> 00:09:24,064 BERTIE: We’ve hit a productive patch of ocean 142 00:09:24,523 --> 00:09:26,609 and if there’s dolphin food here, 143 00:09:26,775 --> 00:09:30,446 there’s a good chance of finding that spinner dolphin super pod. 144 00:09:32,072 --> 00:09:34,908 But with sundown approaching, it’s time to head back 145 00:09:35,075 --> 00:09:37,244 to the big boat and prepare for tomorrow. 146 00:09:39,246 --> 00:09:42,416 I don’t want to drift too far from this spot overnight, 147 00:09:42,666 --> 00:09:44,376 but this is the high seas. 148 00:09:45,044 --> 00:09:47,463 There’s over two miles of water below us, 149 00:09:47,713 --> 00:09:50,466 and nothing for a traditional anchor to grab onto. 150 00:09:53,010 --> 00:09:56,555 So, Theo’s deploying the only form of tether we have. 151 00:09:56,805 --> 00:09:58,515 It’s a sea anchor. 152 00:09:59,600 --> 00:10:04,355 And rather than latch onto a rock, it latches onto the ocean currents. 153 00:10:05,648 --> 00:10:06,732 (AIR HISSES) 154 00:10:06,857 --> 00:10:08,734 BERTIE: The problem we’ve got is that on the surface, 155 00:10:09,234 --> 00:10:14,448 the boat acts as a giant sail. So, if the wind picks up in the night, 156 00:10:14,740 --> 00:10:17,493 we could just get blown off into the middle of nowhere. 157 00:10:18,369 --> 00:10:21,914 So, this big parachute acts as an anchor, a drag, 158 00:10:22,581 --> 00:10:25,501 to keep us in the dolphin hotspot area. 159 00:10:27,211 --> 00:10:29,088 (SUSPENSEFUL MUSIC PLAYING) 160 00:10:30,547 --> 00:10:34,677 BERTIE: Our search is on hold for now, but spinners hunt through the night. 161 00:10:35,260 --> 00:10:37,846 There could be a super pod out there right now, 162 00:10:38,055 --> 00:10:40,099 powering their way through the waves. 163 00:10:44,228 --> 00:10:45,604 (MUSIC ENDS) 164 00:10:49,608 --> 00:10:51,026 BERTIE: We get cracking early. 165 00:10:52,319 --> 00:10:54,071 Thanks to the sea anchor, 166 00:10:54,196 --> 00:10:56,990 we’re still close to where we saw that bait ball yesterday. 167 00:10:58,909 --> 00:11:02,037 BERTIE: Well, Captain Oscar has spotted something. 168 00:11:02,621 --> 00:11:04,665 I’m gonna check it out with the drone. 169 00:11:06,709 --> 00:11:08,335 Well it’s definitely dolphins. 170 00:11:09,128 --> 00:11:11,880 Just go a bit closer, tip down. 171 00:11:12,214 --> 00:11:13,257 Whoa! 172 00:11:13,382 --> 00:11:14,633 Wow. Look at all of them! 173 00:11:15,426 --> 00:11:18,554 That is a lot of spinner dolphins! 174 00:11:19,972 --> 00:11:24,643 Well, it’s not a super pod, but if 30 pods like this join together, 175 00:11:24,810 --> 00:11:29,648 then bam! You know, you get a pod a mile wide, maybe even bigger. 176 00:11:30,149 --> 00:11:32,192 That’s what we're looking for. 177 00:11:33,444 --> 00:11:37,114 It's time to practice my filming skills for the main event. 178 00:11:38,615 --> 00:11:42,745 Oh, cool! There’s a couple of tiny little babies. They’re teeny! 179 00:11:43,245 --> 00:11:46,665 And they’re cruising so tight to mum they’re like, "Mum, wait for me". 180 00:11:50,169 --> 00:11:52,629 I doubt they've ever seen land. 181 00:11:53,255 --> 00:11:57,176 They must think the big blue just goes on forever. 182 00:11:59,052 --> 00:12:03,766 Drones are just such a crazy perspective, I mean from the surface there’s-- 183 00:12:04,016 --> 00:12:06,351 okay, there’s quite a lot of dorsal fins but, 184 00:12:07,019 --> 00:12:09,354 the moment you get over the top, suddenly it’s like, 185 00:12:09,438 --> 00:12:12,858 “Wow, look at all of them.” You’ve just got no idea. 186 00:12:13,317 --> 00:12:16,653 (DRAMATIC MUSIC PLAYING) 187 00:12:17,529 --> 00:12:20,157 BERTIE: This drone is definitely going to help me show 188 00:12:20,365 --> 00:12:23,827 the mind-blowing scale of a super pod when we find it. 189 00:12:27,539 --> 00:12:30,250 But right now, I want to capture the behavior 190 00:12:30,459 --> 00:12:32,544 that gave spinner dolphins their name. 191 00:12:37,132 --> 00:12:40,385 For that, I’ll need another game changing tool. 192 00:12:40,844 --> 00:12:43,305 -(MACHINE WHIRS) -BERTIE: A gyro stabilized camera, 193 00:12:43,597 --> 00:12:46,350 that smooths out shots on a rolling ocean. 194 00:12:47,142 --> 00:12:48,352 There you go. 195 00:12:48,977 --> 00:12:49,853 Okay. Watch out. 196 00:12:50,854 --> 00:12:51,939 -TASH: Got it? -Yep. 197 00:12:52,105 --> 00:12:55,025 BERTIE: It’s worth a few bob, so I've got Tash here to help me maneuver it. 198 00:12:55,275 --> 00:12:58,070 You’ve got a lot of spinning just over there, if you turn the camera left. 199 00:12:58,445 --> 00:12:59,947 Well, unlike with the drone, where you can see 200 00:13:00,113 --> 00:13:03,283 absolutely everything that’s going on. Jib down a little bit, please, Tash. 201 00:13:03,992 --> 00:13:07,371 Now we’re at water level, trying to get that super intimate low angle. 202 00:13:08,080 --> 00:13:09,873 You have no idea where the dolphins are gonna come up. 203 00:13:09,957 --> 00:13:12,751 So, I’m just picking a plane of focus and then waiting for the dolphins 204 00:13:12,876 --> 00:13:14,670 hopefully to come up in focus. 205 00:13:15,587 --> 00:13:18,549 There's a bunch of different theories as to why they jump and spin. 206 00:13:18,799 --> 00:13:21,677 Some say that it’s to try and get parasites off their bodies. 207 00:13:22,010 --> 00:13:24,263 Others say that it’s for communication. 208 00:13:24,680 --> 00:13:26,807 Others say that it’s just for fun! 209 00:13:27,891 --> 00:13:30,435 That one must have spun three times in the air. 210 00:13:30,686 --> 00:13:34,398 It’s reckoned that they can spin six or even seven times in one jump. 211 00:13:34,773 --> 00:13:37,442 -(JUBILANT MUSIC PLAYING) -(DOLPHIN SQUEAKS) 212 00:13:41,822 --> 00:13:45,450 BERTIE: One thing's for sure, whatever the reason for spinning 213 00:13:45,534 --> 00:13:47,536 it must be important to them, 214 00:13:49,663 --> 00:13:52,916 because they start to practice at a very young age. 215 00:13:53,709 --> 00:13:55,210 Aw, that is just the cutest! 216 00:13:55,419 --> 00:13:57,254 There’s a tiny little baby 217 00:13:57,921 --> 00:13:59,506 and it keeps doing little jumps. 218 00:14:06,847 --> 00:14:08,891 BERTIE: Filming the spinners like this is great, 219 00:14:09,057 --> 00:14:10,851 but I won’t get another chance 220 00:14:10,934 --> 00:14:12,811 to practice swimming with a super pod. 221 00:14:13,687 --> 00:14:15,564 I've gotta get in the water now. 222 00:14:18,233 --> 00:14:19,359 -JOHNNY: Okay? -BERTIE: Okay. Cool. 223 00:14:22,779 --> 00:14:26,116 (DOLPHINS SQUEAKING) 224 00:14:26,408 --> 00:14:27,743 (DOLPHINS CLICKING) 225 00:14:27,868 --> 00:14:31,914 BERTIE: Dolphins use clicks to navigate and whistles to talk to each other. 226 00:14:34,291 --> 00:14:36,501 The sound is immense. 227 00:14:36,668 --> 00:14:40,297 (DOLPHINS CLICKING AND SQUEAKING) 228 00:14:40,464 --> 00:14:42,341 BERTIE: They’re fast too. 229 00:14:43,050 --> 00:14:46,345 At full-pelt they can hit over twenty miles an hour. 230 00:14:50,432 --> 00:14:53,101 But I can’t even keep up with them at cruising speed! 231 00:14:56,480 --> 00:14:57,689 (GRUNTS) 232 00:14:57,856 --> 00:14:59,149 Oh, man! 233 00:14:59,816 --> 00:15:00,984 That is so epic. 234 00:15:01,360 --> 00:15:04,696 To see that many dolphins, all underwater. 235 00:15:05,280 --> 00:15:10,327 But that pod, just a few hundred animals, is just a fraction of the size 236 00:15:10,786 --> 00:15:13,330 of the super pods that these spinners can form. 237 00:15:13,664 --> 00:15:18,335 Somewhere out here is a pod of thousands and thousands 238 00:15:18,460 --> 00:15:19,503 of spinners, 239 00:15:20,295 --> 00:15:22,005 and I really, really want to find it. 240 00:15:22,339 --> 00:15:24,758 (UPBEAT MUSIC PLAYING) 241 00:15:25,008 --> 00:15:28,428 BERTIE: That brief encounter has taught me some valuable lessons. 242 00:15:30,347 --> 00:15:34,184 Filming spinners on the surface is tricky, but doable. 243 00:15:35,477 --> 00:15:38,313 Diving with them though? Not so easy. 244 00:15:40,440 --> 00:15:43,652 Before we try again, I’m gonna head back to the big boat 245 00:15:43,735 --> 00:15:45,821 to prep my secret weapon. 246 00:15:48,949 --> 00:15:50,075 So, our biggest challenge 247 00:15:50,158 --> 00:15:52,577 with filming the dolphins underwater is keeping up with them. 248 00:15:52,911 --> 00:15:54,246 I can't swim fast enough. 249 00:15:54,329 --> 00:15:56,790 So, this could be the answer to our problems. 250 00:15:57,374 --> 00:15:58,709 It’s an underwater scooter. 251 00:15:58,792 --> 00:16:00,752 So, there’s a really powerful propeller at the back. 252 00:16:00,836 --> 00:16:03,088 I’ve got my camera attached to the front. 253 00:16:03,255 --> 00:16:06,049 And, in theory, I’m gonna be able to keep up with the dolphins. 254 00:16:07,342 --> 00:16:11,471 And it really is just “a theory." It's also possible 255 00:16:11,555 --> 00:16:13,265 that a catastrophic failure 256 00:16:13,473 --> 00:16:17,102 will send all of my camera gear down to Davy Jones's locker. 257 00:16:18,103 --> 00:16:20,439 If that happens, it’s game over. 258 00:16:21,481 --> 00:16:24,651 So, yeah. We’re gonna take it slow and see if it works. 259 00:16:24,860 --> 00:16:28,488 And the thirteen-year-old boy inside me is also very excited 260 00:16:28,655 --> 00:16:31,491 just to be using a sea scooter underwater. 261 00:16:35,495 --> 00:16:38,999 BERTIE: Here we go. First, check for leaks. 262 00:16:42,127 --> 00:16:43,420 We’re looking good. 263 00:16:48,884 --> 00:16:50,844 It's holding together at slow speed. 264 00:16:53,388 --> 00:16:56,391 Now to try it in full James Bond mode. 265 00:17:04,941 --> 00:17:07,736 Dolphins cruise at about six miles per hour. 266 00:17:08,695 --> 00:17:11,198 I’m only managing three with the scooter, 267 00:17:11,323 --> 00:17:14,159 but that’s at least triple my maximum swimming speed. 268 00:17:14,951 --> 00:17:16,703 So, it’s a definite improvement. 269 00:17:24,711 --> 00:17:25,712 JOHNNY: All good? 270 00:17:25,796 --> 00:17:28,340 -It’s quite a lot of fun. -MALE VOICE: Hand me that. 271 00:17:28,423 --> 00:17:32,427 And yeah, you just hold down the accelerator and feel like a dolphin. 272 00:17:32,636 --> 00:17:35,722 Um, so hopefully the dolphins accept it. 273 00:17:35,889 --> 00:17:38,058 It seems really quiet underwater, which is important. (EXHALES) 274 00:17:39,184 --> 00:17:40,852 Yeah, so I think it’s gonna work. 275 00:17:43,605 --> 00:17:47,859 BERTIE: What a day! My first swim with spinners in the morning. 276 00:17:48,193 --> 00:17:51,154 Re-enacting scenes from Thunderball this evening. 277 00:17:51,571 --> 00:17:53,115 I think we’re all set. 278 00:17:54,449 --> 00:17:58,411 Now all we need to do is find that spinner dolphin super pod tomorrow. 279 00:18:02,374 --> 00:18:05,210 (MELLOW MUSIC PLAYING) 280 00:18:06,002 --> 00:18:08,505 BERTIE: A new day brings fresh doubt. 281 00:18:13,051 --> 00:18:17,764 For the next four days, life aboard the Aguila follows a familiar pattern. 282 00:18:19,891 --> 00:18:21,059 We get up early. 283 00:18:21,393 --> 00:18:22,435 Morning! 284 00:18:23,061 --> 00:18:24,229 BERTIE: Grab a coffee. 285 00:18:24,354 --> 00:18:26,356 He doesn’t normally do that, it’s just 'cause we’re filming. 286 00:18:27,065 --> 00:18:30,694 Head out on deck. And stare at the sea. 287 00:18:32,863 --> 00:18:35,240 The big, beautiful, 288 00:18:35,907 --> 00:18:37,826 and apparently lifeless sea. 289 00:18:39,035 --> 00:18:42,956 We’re basically just stood here with our eyes like this, 290 00:18:44,040 --> 00:18:47,335 from the moment the sun comes up to the moment the sun goes down. 291 00:18:49,254 --> 00:18:52,799 BERTIE: And tiny clues are gonna lead us to a super pod. 292 00:18:53,258 --> 00:18:57,262 A strange ripple, a random splash, a hungry flock of birds. 293 00:18:59,681 --> 00:19:01,808 But, well, what are the chances? 294 00:19:01,892 --> 00:19:06,062 We’re on a massive ocean, but no sign of life. 295 00:19:08,398 --> 00:19:12,485 (GROANS) This is very, very tedious. 296 00:19:14,654 --> 00:19:17,365 Not gonna lie, I'm starting to get a little bit concerned. 297 00:19:17,782 --> 00:19:21,411 We’ve spent a lot of time, and we’ve searched a massive area. 298 00:19:21,786 --> 00:19:25,874 But with that said, while we’re moving, the dolphins are also a moving target, 299 00:19:25,999 --> 00:19:29,628 so they might very well be in a place that we’ve already searched, 300 00:19:29,794 --> 00:19:31,046 we just didn’t intercept them. 301 00:19:32,881 --> 00:19:35,467 BERTIE: We’ve checked the charts, and set our course, 302 00:19:35,717 --> 00:19:38,970 for another underwater canyon where ocean currents 303 00:19:39,262 --> 00:19:41,681 should force dolphin food to the surface. 304 00:19:43,433 --> 00:19:47,729 But we haven’t seen a single spinner, let alone a super pod. 305 00:19:48,271 --> 00:19:49,773 Our morale needs a boost. 306 00:19:50,732 --> 00:19:54,694 And it finally arrives in the form of bottlenose dolphins. 307 00:19:55,612 --> 00:19:59,824 They’re using the bow wave of our boat to speed themselves along. 308 00:20:01,034 --> 00:20:03,912 It saves them energy and gives us hope. 309 00:20:05,580 --> 00:20:07,040 If they’ve found food here, 310 00:20:07,332 --> 00:20:09,709 there’s a chance we’ll find the spinners too. 311 00:20:10,585 --> 00:20:13,421 We've just bumped into a big group of dolphins. 312 00:20:13,880 --> 00:20:14,923 -JOHNNY: Bertie! -Yeah? 313 00:20:15,048 --> 00:20:17,133 -JOHNNY: Pilot whales right in front. -Pilot whales? 314 00:20:17,300 --> 00:20:18,677 -JOHNNY: Yeah. With the dolphins... -Where? 315 00:20:19,844 --> 00:20:20,887 JOHNNY: ...right on the bow. 316 00:20:21,137 --> 00:20:22,555 Oh man, no way. 317 00:20:23,640 --> 00:20:26,559 Okay. Things just got very interesting. 318 00:20:29,729 --> 00:20:32,274 The main pod of dolphin are about three o’clock, Bertie, 319 00:20:32,440 --> 00:20:34,442 we’ve still got a couple of pilot whales here. 320 00:20:35,277 --> 00:20:36,653 (GROANS) Crazy. 321 00:20:37,946 --> 00:20:40,115 We’ve got more than just a couple. 322 00:20:41,032 --> 00:20:43,952 I can see at least thirty from the drone. 323 00:20:47,038 --> 00:20:49,541 BERTIE: Pilot whales are a type of dolphin too. 324 00:20:50,166 --> 00:20:54,504 But they hunt in the deep sea up to three thousand feet down. 325 00:20:58,008 --> 00:21:01,428 Finding food is incredibly hard work for them. 326 00:21:01,678 --> 00:21:06,308 They must be hanging out up here to rest and catch their breath. 327 00:21:12,897 --> 00:21:15,317 That’s given the bottlenose dolphins... 328 00:21:16,443 --> 00:21:17,736 a chance to mingle. 329 00:21:18,570 --> 00:21:20,989 That is extraordinary, 330 00:21:21,990 --> 00:21:24,159 it looks like they're playing a game of chase. 331 00:21:30,665 --> 00:21:34,878 Two different species playing with each other, that is just mad! 332 00:21:35,086 --> 00:21:38,089 I don’t know if that’s ever been recorded before. 333 00:21:38,715 --> 00:21:40,884 (LAUGHS) Whoo! 334 00:21:41,926 --> 00:21:43,219 Look at that! 335 00:21:43,345 --> 00:21:44,637 JOHNNY: They’re having a great time. 336 00:21:47,140 --> 00:21:48,641 BERTIE: Ah! Front flip! 337 00:21:55,106 --> 00:21:58,985 BERTIE: Some dolphins will harass porpoises, even bully whales, 338 00:21:59,486 --> 00:22:01,529 but there’s no animosity here. 339 00:22:05,033 --> 00:22:08,370 It just looks like just good old-fashioned fun. 340 00:22:16,294 --> 00:22:19,381 Even though pilot whales can weigh as much as a hippo, 341 00:22:19,631 --> 00:22:21,299 they’re nervous with divers. 342 00:22:24,094 --> 00:22:27,389 So, I’ve got to tread carefully when I get in the water with them. 343 00:22:28,181 --> 00:22:31,059 We’re going in really slow, keeping the engine really low revs, 344 00:22:31,351 --> 00:22:32,977 because they can be really shy. 345 00:22:33,686 --> 00:22:37,690 So, everything we're gonna be doing has got to be as quiet as possible. 346 00:22:38,233 --> 00:22:40,443 Gonna slip in the water without making any splash, 347 00:22:40,944 --> 00:22:43,196 so hopefully they want to hang out. 348 00:22:51,371 --> 00:22:52,372 Okay? 349 00:22:53,832 --> 00:22:57,001 BERTIE: Having the bottlenose here could work in my favor. 350 00:22:58,044 --> 00:23:01,923 If they’re cool with me around, it’ll put the pilot whales at ease. 351 00:23:03,800 --> 00:23:06,928 I'm gonna stick close to them until I’ve been introduced. 352 00:23:16,896 --> 00:23:18,565 It’s beautiful. 353 00:23:19,524 --> 00:23:22,360 Some are just hanging out in this big blue void, 354 00:23:22,444 --> 00:23:24,195 like massive airships. 355 00:23:26,823 --> 00:23:29,367 Others are still chilling with the dolphins. 356 00:23:33,163 --> 00:23:35,707 I wonder if this is more than play. 357 00:23:38,501 --> 00:23:40,295 They’re touching each other. 358 00:23:41,588 --> 00:23:44,215 That's how dolphins strengthen their bonds. 359 00:23:45,884 --> 00:23:49,179 Is it possible these guys have been friends for years? 360 00:24:00,398 --> 00:24:04,277 It’s amazing to share such an intimate moment with pilot whales. 361 00:24:07,697 --> 00:24:11,659 They'll soon zoom back down into the deep to continue hunting. 362 00:24:19,751 --> 00:24:25,507 Right now though, it looks like there’s other important whale business. 363 00:24:28,051 --> 00:24:31,763 You can learn a lot about an animal’s diet by looking at its poo.... 364 00:24:34,432 --> 00:24:37,727 And pilot whales make rather a lot of it. 365 00:24:44,859 --> 00:24:48,404 I’m gonna check out my findings and prepare for another dive. 366 00:24:52,951 --> 00:24:55,912 Well, the most fun part of that was one of the whales 367 00:24:56,162 --> 00:24:59,582 did a huge poo right in my face and I swam right into it. 368 00:24:59,874 --> 00:25:02,210 And full of the poo were these. 369 00:25:02,835 --> 00:25:04,295 It’s a squid beak. 370 00:25:04,879 --> 00:25:06,339 It’s right in the mouth of the squid. 371 00:25:06,422 --> 00:25:08,383 There’s none of those guys at the surface right now. 372 00:25:08,466 --> 00:25:09,592 They’re all super deep. 373 00:25:09,968 --> 00:25:11,678 So these pilot whale are diving super deep, 374 00:25:11,803 --> 00:25:14,055 eating the squid and coming back to the surface to breathe. 375 00:25:16,558 --> 00:25:18,851 BERTIE: With calm seas and calm whales, 376 00:25:19,102 --> 00:25:21,854 I’m going to pull out all the stops on the next dive. 377 00:25:22,564 --> 00:25:24,899 Scooter's ready and the cool thing about this scooter, 378 00:25:25,066 --> 00:25:30,488 the reason we can do this potentially with these whales, is because it’s silent. 379 00:25:34,033 --> 00:25:36,995 BERTIE: If this works, it’ll bring a whole new dimension 380 00:25:37,120 --> 00:25:38,580 to filming the spinners too. 381 00:25:49,215 --> 00:25:51,843 It’s working even better than I hoped. 382 00:25:54,053 --> 00:25:56,472 I feel like a pilot whale. 383 00:25:56,806 --> 00:26:01,603 (SLOW TEMPO MUSIC PLAYING) 384 00:26:03,104 --> 00:26:07,692 BERTIE: It used to be thought that the pod was piloted by a single leader, 385 00:26:07,900 --> 00:26:09,193 hence their name.... 386 00:26:13,364 --> 00:26:18,328 We now know that’s not true, but there is a strong family bond 387 00:26:18,411 --> 00:26:19,829 that keeps the pod together. 388 00:26:20,079 --> 00:26:23,750 (MUSIC CONTINUES) 389 00:26:28,838 --> 00:26:33,426 BERTIE: There’s one whale that stands out though, an adult female. 390 00:26:41,559 --> 00:26:45,521 I think she’s scoping me out, checking that I’m harmless. 391 00:26:47,398 --> 00:26:50,276 But it feels like she’s looking into my soul. 392 00:26:50,610 --> 00:26:55,031 (MUSIC CONTINUES) 393 00:27:02,413 --> 00:27:05,041 This whale family seems to trust me. 394 00:27:09,545 --> 00:27:11,506 As maybe the ultimate honor, 395 00:27:12,173 --> 00:27:15,051 they’re falling asleep in front of my eyes. 396 00:27:19,972 --> 00:27:22,141 They are mind-blowing. 397 00:27:22,850 --> 00:27:26,104 (MUSIC CONTINUES) 398 00:27:36,239 --> 00:27:37,949 (MUSIC FADES) 399 00:27:38,491 --> 00:27:40,493 BERTIE: I think it’s time to leave them in peace. 400 00:27:46,999 --> 00:27:49,627 -It worked! (CHUCKLES) -JOHNNY: It worked, yeah? 401 00:27:54,215 --> 00:27:55,758 It’s like being a pilot whale. 402 00:27:56,718 --> 00:28:00,263 The biggest one, I think she was a female, came right over. 403 00:28:00,346 --> 00:28:04,642 And I could see her eye, just checking me out, twitching around. 404 00:28:05,059 --> 00:28:10,022 And we just had this moment and I’ve never seen anything like that. 405 00:28:10,148 --> 00:28:11,315 (BREATHES HEAVILY) 406 00:28:11,482 --> 00:28:14,110 Just looking into the eye of something that is... 407 00:28:14,944 --> 00:28:16,320 clearly so intelligent. 408 00:28:16,446 --> 00:28:18,281 They just ooze intelligence. 409 00:28:18,781 --> 00:28:20,366 And you know, we’re in the middle of nowhere, 410 00:28:20,533 --> 00:28:23,536 that could be the first time that whale has ever seen a human. 411 00:28:24,078 --> 00:28:27,749 First time I’ve ever seen a pilot whale underwater, so. 412 00:28:29,167 --> 00:28:31,794 Yeah, I hope her encounter was... 413 00:28:32,462 --> 00:28:34,672 as cool as mine was. 414 00:28:38,342 --> 00:28:40,678 BERTIE: Those pilot whales were a huge bonus, 415 00:28:41,429 --> 00:28:42,764 but we’re running out of time 416 00:28:42,930 --> 00:28:44,265 to find that super pod. 417 00:28:47,351 --> 00:28:50,062 It feels like the ocean is taunting us. 418 00:28:51,898 --> 00:28:54,901 I’m considering just permanently attaching this pole to my body, 419 00:28:54,984 --> 00:29:00,448 so I don’t even have to use my hands. Jump again please, Mr. or Mrs. Dolphin. 420 00:29:01,199 --> 00:29:02,533 It’s a common dolphin. 421 00:29:02,867 --> 00:29:05,453 About three or four times a day, we all get very excited 422 00:29:05,828 --> 00:29:07,205 because we see dolphins. 423 00:29:07,830 --> 00:29:11,125 But then unfortunately, whilst it’s always cool to see a dolphin, 424 00:29:11,334 --> 00:29:12,960 they turn out to be the wrong ones. 425 00:29:13,920 --> 00:29:16,047 Common dolphins, they jump much higher. 426 00:29:16,130 --> 00:29:18,132 They do these big leaps so you can actually tell 427 00:29:18,257 --> 00:29:20,718 from a really long way away if it’s a common dolphin 428 00:29:20,843 --> 00:29:23,930 as opposed to a spinner. The other way to tell, 429 00:29:24,138 --> 00:29:26,390 the common dolphins, if they jump and they show you 430 00:29:26,599 --> 00:29:27,642 their belly, 431 00:29:27,767 --> 00:29:29,685 if it’s white you immediately know it's a common dolphin. 432 00:29:32,730 --> 00:29:37,360 What is that over there? Big high jump. It's a common dolphin not a spinner. 433 00:29:38,361 --> 00:29:40,988 You know, watching any dolphin is living the dream. 434 00:29:41,405 --> 00:29:43,491 -Big splash. -Nightmare. 435 00:29:44,242 --> 00:29:45,910 BERTIE: Unless you've got a deadline. 436 00:29:47,119 --> 00:29:48,287 (WHISPERS) Common dolphin. 437 00:29:51,541 --> 00:29:54,377 Oh! I saw one jump really high! 438 00:29:56,337 --> 00:29:57,255 (GROANS) 439 00:29:57,421 --> 00:29:59,799 I’ve never been so disappointed to see a dolphin. 440 00:30:01,384 --> 00:30:03,719 JOHNNY: 441 00:30:05,596 --> 00:30:06,597 BERTIE: True that. 442 00:30:06,722 --> 00:30:11,018 But we came all this way to film a spinner dolphin super pod. 443 00:30:12,854 --> 00:30:16,607 And with time slipping by, serious doubts are creeping in. 444 00:30:21,529 --> 00:30:23,406 This is all getting a bit frustrating. 445 00:30:23,781 --> 00:30:27,410 Somewhere out here, are thousands and thousands of dolphins, 446 00:30:28,244 --> 00:30:31,622 but we just can’t find them. And the more we look around, 447 00:30:31,956 --> 00:30:35,001 trying to find a needle in a haystack, 448 00:30:35,167 --> 00:30:38,838 the more I begin to feel like maybe we might not find 449 00:30:39,839 --> 00:30:43,134 the super pod of spinner dolphins 450 00:30:44,218 --> 00:30:47,346 that’s rumored to swim around and gather in this spot. 451 00:30:48,764 --> 00:30:51,684 BERTIE: Although, if the ocean has taught me one thing, 452 00:30:52,018 --> 00:30:54,812 it’s that your luck can turn at any time. 453 00:30:58,983 --> 00:31:02,695 Here we go, last day. And we’re all on lookout duty. 454 00:31:07,700 --> 00:31:10,494 Maybe this turtle taxi is a good omen too. 455 00:31:17,293 --> 00:31:18,294 What is that? 456 00:31:20,296 --> 00:31:23,049 They’re diving ten o’clock, Bertie, moving towards nine. 457 00:31:24,467 --> 00:31:25,635 BERTIE: We’ve got diving birds. 458 00:31:25,968 --> 00:31:28,971 This is our last chance to find spinner dolphins. 459 00:31:35,311 --> 00:31:37,521 Okay. So, we’ve got a bunch of surface activity up here. 460 00:31:37,688 --> 00:31:39,440 There’s birds just piling into the water. 461 00:31:39,774 --> 00:31:42,193 There's Boobies, Shearwaters, all different kinds of birds 462 00:31:42,360 --> 00:31:44,236 pumping into the… Geez! Look at that! 463 00:31:44,570 --> 00:31:47,490 The amount of activity that’s going on at the surface is wild. 464 00:31:47,990 --> 00:31:50,493 So, okay. You can film that over his shoulder, 465 00:31:50,576 --> 00:31:51,744 that looks really cool. 466 00:31:51,953 --> 00:31:53,996 The last few days have been frustrating, 467 00:31:54,121 --> 00:31:56,374 you know, it’s a beautiful place don’t get me wrong, 468 00:31:56,499 --> 00:32:01,045 but it's pretty boring just going up and down staring at empty ocean. 469 00:32:01,170 --> 00:32:05,091 But occasionally, you get little oases where the life just goes bananas. 470 00:32:05,341 --> 00:32:07,385 And right now, that is going bananas. 471 00:32:08,636 --> 00:32:11,347 Okay. Birds are diving and the bait is up. 472 00:32:11,639 --> 00:32:13,724 -Where is it? -Right there. Right there. 473 00:32:21,649 --> 00:32:23,693 BERTIE: It’s so quiet. 474 00:32:25,778 --> 00:32:27,363 No whoosh of tuna, 475 00:32:28,197 --> 00:32:29,782 no dolphin chatter.... 476 00:32:33,828 --> 00:32:37,581 Just a planet-sized bait ball of lanternfish. 477 00:32:49,760 --> 00:32:51,721 These guys live in the deep 478 00:32:52,096 --> 00:32:55,850 and usually move towards the surface at night to feed on plankton. 479 00:32:59,478 --> 00:33:02,231 That’s when spinner dolphins normally hunt them. 480 00:33:03,607 --> 00:33:06,027 They’re a key part of spinners' diet. 481 00:33:12,575 --> 00:33:15,953 But lanternfish are rarely at the surface in the day. 482 00:33:24,170 --> 00:33:27,757 The scales in the water show that dolphins have been feeding. 483 00:33:31,969 --> 00:33:33,429 So where have they gone? 484 00:33:39,727 --> 00:33:42,146 Look, Nico! Look! Here come the dolphins 485 00:33:42,271 --> 00:33:43,355 They’re coming. 486 00:33:43,439 --> 00:33:45,274 We're gonna have a good surprise. 487 00:33:47,318 --> 00:33:49,445 (DOLPHINS SQUEAKING) 488 00:33:49,737 --> 00:33:51,363 BERTIE: That’s music to my ears! 489 00:33:51,739 --> 00:33:54,575 (DOLPHINS SQUEAKING LOUDLY) 490 00:33:54,825 --> 00:33:56,077 BERTIE: The dolphins are back. 491 00:33:57,578 --> 00:34:00,706 They’re not spinners, they’re spotted dolphins. 492 00:34:06,420 --> 00:34:08,506 It's like watching a sports team! 493 00:34:09,048 --> 00:34:11,801 And the game is, "Stop the fish escaping." 494 00:34:12,384 --> 00:34:15,679 (SQUEAKING CONTINUES) 495 00:34:16,055 --> 00:34:18,307 They’re blowing bubbles from below. 496 00:34:21,727 --> 00:34:24,772 All that rising air spooks the lanternfish 497 00:34:25,523 --> 00:34:27,441 and keeps them near the surface. 498 00:34:27,900 --> 00:34:32,238 (DOLPHINS SQUEAKING) 499 00:34:37,993 --> 00:34:39,870 BERTIE: I bet the birds are grateful. 500 00:34:42,039 --> 00:34:44,834 (BIRDS SQUAWKING) 501 00:34:46,168 --> 00:34:49,755 BERTIE: A youngster! Watching Mum, picking up tips. 502 00:34:50,297 --> 00:34:54,176 (DOLPHINS SQUEAKING) 503 00:34:55,928 --> 00:34:58,347 BERTIE: This is a bit like hitting the jackpot. 504 00:35:07,064 --> 00:35:10,818 Lanternfish are one of the most abundant fish on Earth, 505 00:35:11,694 --> 00:35:14,155 and they draw a lot of predators in. 506 00:35:16,365 --> 00:35:17,658 Here comes another now... 507 00:35:19,285 --> 00:35:20,619 mobula rays. 508 00:35:24,206 --> 00:35:27,877 They were once thought of as passive plankton feeders. 509 00:35:28,752 --> 00:35:32,047 But show them a bait ball, and they’re anything but. 510 00:35:34,675 --> 00:35:38,137 Those flaps by their face are called cephalic lobes. 511 00:35:38,971 --> 00:35:42,057 They use them to funnel fish into their mouths. 512 00:35:47,021 --> 00:35:48,355 Oh, here we go. 513 00:35:50,191 --> 00:35:53,485 Now the guided missiles of the fish world have arrived. 514 00:35:55,362 --> 00:35:58,782 Yellowfin tuna, hundreds of them! 515 00:36:04,955 --> 00:36:09,835 Now we’ve got four predators all after the same food. 516 00:36:13,130 --> 00:36:15,591 You’d expect there to be a few collisions. 517 00:36:19,845 --> 00:36:23,307 But the only animals getting smashed are the lanternfish. 518 00:36:23,807 --> 00:36:28,812 (DRAMATIC MUSIC PLAYING) 519 00:36:49,583 --> 00:36:50,876 (MUSIC ENDS) 520 00:36:53,420 --> 00:36:54,797 (DOLPHINS SQUEAKING) 521 00:36:54,880 --> 00:36:56,924 BERTIE: That’s it. The predators are off. 522 00:36:58,467 --> 00:37:01,637 They've blasted that bait ball into smithereens... 523 00:37:05,933 --> 00:37:09,603 All that’s left is a galaxy of tiny fish scales 524 00:37:10,104 --> 00:37:11,438 glinting in the water. 525 00:37:16,193 --> 00:37:20,281 Coming out and searching a place that very few people ever go 526 00:37:20,406 --> 00:37:23,033 has been a very humbling experience. 527 00:37:23,284 --> 00:37:25,786 And I’ve definitely learned a lot from the ocean. 528 00:37:25,953 --> 00:37:28,956 You need to be patient, you need to be persistent 529 00:37:29,373 --> 00:37:31,834 and most of all you need to be adaptable 530 00:37:32,001 --> 00:37:34,378 because you just never know what you’re going to see. 531 00:37:38,924 --> 00:37:44,388 BERTIE: And I feel lucky too, overfishing, pollution, and rising water temperatures 532 00:37:44,638 --> 00:37:48,851 are hammering oceans globally, but it seems like this little gem 533 00:37:49,101 --> 00:37:50,644 of a place is hanging on. 534 00:37:53,605 --> 00:37:57,609 One of the main goals of this expedition was to try and film super pods 535 00:37:57,776 --> 00:38:01,322 of spinner dolphins and, unfortunately, we haven’t managed 536 00:38:01,405 --> 00:38:04,742 that mysteriously they’ve... they've just disappeared. 537 00:38:05,242 --> 00:38:09,204 And I guess, that’s what happens when you search in the open ocean. 538 00:38:09,455 --> 00:38:12,958 Those dolphins are somewhere, and we just haven’t managed to find them. 539 00:38:13,417 --> 00:38:17,504 But the magic of the open ocean is that whilst it might deny you 540 00:38:17,588 --> 00:38:19,840 some things, it gifts you others. 541 00:38:22,843 --> 00:38:24,803 To know that out here 542 00:38:24,970 --> 00:38:28,307 there are these hotspots of life that are home 543 00:38:28,432 --> 00:38:32,436 to just the most insane, magical wildlife encounters. 544 00:38:33,062 --> 00:38:35,314 That's pretty special. 545 00:38:43,947 --> 00:38:44,948 (THEME MUSIC PLAYING) 546 00:38:45,074 --> 00:38:48,410 BERTIE: Although we were trying to film dolphins, the biggest surprise 547 00:38:48,535 --> 00:38:51,038 was the number of yellowfin tuna we saw. 548 00:38:51,497 --> 00:38:54,124 Since foreign factory ships were pushed offshore, 549 00:38:54,583 --> 00:38:57,836 all the local fishermen I spoke to said that numbers have recovered 550 00:38:57,961 --> 00:38:59,296 in this one spot. 551 00:38:59,546 --> 00:39:02,591 It's a small victory, but shows what can happen 552 00:39:02,674 --> 00:39:07,137 when we stop factory fishing in an area and let nature heal itself. 553 00:39:07,304 --> 00:39:10,265 That's good news for wildlife and local fishermen. 554 00:39:11,392 --> 00:39:12,226 (MUSIC ENDS)