Officials are investigating the cause of death of a whale that washed ashore in Ventura as dozens of marine mammals have been found dead from toxic algae. Karma Dickerson reports for the NBC4 News at ...

Whales can also help cycle nutrients in the ocean when they disturb the seabed as they feed. Gray whales ( Eschrichtius robustus ), for example, are known to forage for invertebrates on the seafloor ...

Since February, marine rescue centers have been overwhelmed responding to sea lions, dolphins and birds found sick and dying on local beaches.

Keith Matassa, with the nonprofit Ocean Animal Response and Research Alliance, said the number ... including large whales and many common dolphins,” Matassa said. Earlier this month, a minke ...

Knowing whether the choices you make on holiday are harming or helping the wildlife you are there to spot can be hard. View ...

This effect is called the "whale pump" and it can enhance the photosynthetic rate of plankton, which is the basis of the food web. Nutrients are not distributed evenly across the ocean and in some ...