New tool to aid in dolphin strandings

(Phys.org) —The cause of dolphin strandings has long been a mystery but a new study shows that clues about survival rates after release may be found in the sea mammal's blood.

Tracking sperm whales' ecology through stomach contents

In the largest regional study of its type to date, marine ecologist Michelle Staudinger and colleagues offer better understanding of the feeding ecologies of two very rare sperm whale species in waters off the southeast U.S. ...

Boaters need to be mindful of dolphins

Boaties heading out into the Hauraki Gulf over the summer need to take greater care in sharing the water, Massey researchers say, as they uncover the impact of collisions between vessels and marine mammals in the area.

Research confirms bottom-feeding behavior of humpback whales

Humpback whales are known for the complexity of their feeding techniques, which include "trapping" krill and other prey within bubble nets they produce and gulping up to two-thirds their weight in prey-laden water. Now, scientists ...

Stranded orcas hold critical clues for scientists

(Phys.org) —The development of a standardized killer-whale necropsy system has boosted the collection of complete data from killer-whale strandings from 2 percent to about 33 percent, according to a recent study from a ...

Study reveals how fishing gear can cause slow death of whales

Using a "patient monitoring" device attached to a whale entangled in fishing gear, scientists showed for the first time how fishing lines changed a whale's diving and swimming behavior. The monitoring revealed how fishing ...

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