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

And there are sharks.

Number of sharks

Sharks eat fish.

Shark proximity

Diver 2 Uh, silvertip sharks.

Sharks are good swimmers.

Purple sharks are dangerous animals.

He was saying to me, Over there you've got sharks.

We tagged 105 sharks last summer.

And keep an eye out for sharks.

And sharks used to come into the bay.

These are the tuna, the billfish and the sharks.

Now when we were out tagging our sharks, this is how we tagged them on the front of a RIB get in there fast occasionally the sharks do react.

We kill about 100 million sharks a year.

Tom devoted his whole life to studying sharks.

Many shark species are threatened with extinction.

Basking sharks are awesome creatures. They are just magnificent.

We use a pole camera on the boat to actually film shark.

According to the news, he was eaten by sharks.

Sharks are notorious for having a thirst for blood.

That's banned now, and that'll be good news for the sharks.

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.

And being able to tell the gender of a shark has got very important for things like policing the trade in basking shark and other species through societies, because it is illegal to trade any sharks.

Maybe five or six people get killed by sharks every year.

Members of both families eat squid, fish, and even sharks.

This is a location in the Pacific where white shark converge.

You can only rarely be in the right place to find sharks into August.

There's great concern that basking sharks are depleted all throughout the world.

And of course, sharks, fish, are underwater most of the time.

So very simple things like that, we're trying to learn about basking sharks.

So when they looked at the genetics of basking sharks, they found that the diversity was incredibly low.

So we rushed out to Blasket as soon as we heard there were sharks there and managed to find some sharks.

There are variations in the extent of oophagy among the different shark species.

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

HALIFAX, KANADA Kehidupan hiu dan kerabat dekatnya, ikan pari, sudah dimulai bahkan sebelum dinosaurus ada.

I'll give you some examples. Lets talk about dentists, vasectomies, guns and shark attacks. Okay?

And then they'd tow the sharks back to Purteen Harbor, boil them up, use the oil.

I think this means basically that they're all sharks and they've come from a common ancestry.

They found that there was no genetic differentiation between any of the world's oceans of basking sharks.

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

We might get two or three dead sharks washed up in Ireland a year, if we're kind of lucky.

Now this was into August now, and normally sharks peak at June, July.

Predators Only human beings and the larger sharks feed on C. mydas adults.

And if you're a biologist and you know about sharks, and you want to assess, you know, how much jeopardy am I really in here, there's one question that sort of jumps to the forefront of your mind immediately which is Diver 1 What kind of sharks?