We also tag makos with our NOAA colleagues, blue sharks.

Most of the turtles, sharks, tunas and whales are way down in numbers.

And yet, if you look at whale sharks, which is the other plankton eating large shark, its diversity is much greater.

And then finally to basically get the message home maybe use live links from animals such as blue whales and white sharks.

This method had previously been used to determine the age of whales, but it is the first time to be used to determine the age of sharks and other fish.

The black, you can't really see this, but these are Norwegian basking shark hunting vessels, and the black line in the crow's nest signifies this is a shark vessel rather than a whaling vessel.

A 3D animation of a number of sharks, dolphins, and whales. Written by Mark Kilgard 1998.

I've been working on whales and dolphins in Ireland for 20 years now, and they're kind of a bit more dramatic.

He's a whale of a whale!

The silvertips are the one with the white edges on the fin, and there're also gray reef sharks and some hammerheads off in the distance.

The researchers thus wrote in the paper that the Greenland shark was known as the vertebrate with the longest life span on the Earth, surpassing the age of the previous longevity champion black right whale (211 years).

RP Silvertip sharks they're actually three species of sharks here.

And some of those whale meat samples were whale meat.

We have white sharks and blue sharks.

Hello fish!

Shark!

It also considered whale killing methods, animal welfare issues and aboriginal subsistence whaling scientific permits socio economic implications and small type whaling and biological impacts of whale watching on whales.

Shoot one of those sharks, it'll keep the others occupied.

Whales

I don't want to got there, there are sharks there.

And because I love sharks I'm somewhat obsessed with sharks I wanted to do another, more celebratory, story about sharks, as a way of talking about the need for shark conservation.

We're often all frightened of sharks thanks to Jaws.

Whale speed

Whales!

And there are sharks.

Man Bites Shark

Number of sharks

Shark proximity

Number of disks

Number of gears

Dark red

Star speed

Sharks.

And what you're trying to look at is the males have claspers, which kind of dangle out behind the back of the shark.

Well one obvious source is dead sharks, Dead sharks washed up.

Swallowed by a whale?

Here's a blue whale call at 50 miles, which was distant for the humpback.

This is the muktuk, or the blubber, all lined up for community distribution.

And as the shark came round, it would hit the net, the net would collapse on it.

Methyl mercury bio accumulates up the marine food chain to create high concentrations in predatory species of fish such as shark, swordfish and tuna, as well as marine mammals such as whales, dolphins and porpoises.

It's baleen. Moving on.

JPMorgan Inside the Whale

Yeah. A whale?

I brought you a gift from China.

Look at the whale!