Study shows sharks have personalities

For the first time a study led by researchers at Macquarie University has observed the presence of individual personality differences in Port Jackson sharks.

Robotic vehicles offer a new tool in study of shark behavior

The dramatic video footage of a great white shark attacking the "REMUS SharkCam" autonomous underwater vehicle (AUV) brought some of the highest ratings to Discovery Channel's Shark Week 2014 and went viral on the Internet.

Fish species in Lake Tana genetically surprisingly similar

The different species of barbels in Lake Tana in northern Ethiopia have evolved from a common ancestor. When biologists from Wageningen University first described the fifteen species over twenty years ago, it was not yet ...

Fish species flourish in hypersaline estuary

Scientists have a better understanding of fish capable of living in highly saline estuaries following an in-depth study of the Leschenault Estuary in south-western Australia.

Scientists document longest-ever case of sperm storage in sharks

Brownbanded bamboo sharks take the term "resourceful" to a whole new level. Steinhart Aquarium biologists at the California Academy of Sciences were taken aback when a shark egg case dropped by an adult bamboo shark showed ...

The secret life of the sea trout

Jan G. Davidsen and his graduate students are spies. They use listening stations and special tags they attach to their subjects to track their movements. They follow their subjects winter and summer, day and night. They are ...

No-take marine reserves a no-win for seahorses

A UTS study on how seahorses are faring in no-take marine protected areas (MPAs) in NSW has revealed that where finishing is prohibited, seahorses aren't doing as well.

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