Related topics: sharks

Ancestors of whale sharks in Panama may come from distant waters

The world's largest fish, the whale shark (Rhincodon typus), is a plankton-loving giant that can be found alone or in groups in all tropical oceans. However, despite being a highly migratory species, little is known about ...

First complete national assessment of Australia's sharks and rays

The first complete assessment of extinction risk for all Australian sharks, rays and ghost sharks reveals Australia is home to more than a quarter of shark species on the planet, but 12 percent of those are at risk of extinction.

Estimating man's danger to sharks

Southern Australia has many species of sharks and their relatives. Very few of these species pose any danger to humans, but we humans pose a serious danger to most of them.

Sharks in Costa Brava: evidence of an ongoing decline

Some shark species, such as the basing shark and the spiny dogfish, are in populational decline in the Costa Brava, and even blackspotted smooth-hounds can have disappeared due to the fishing pressure of this marine region ...

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