An outbreak of domoic acid poisoning caused by an algae bloom in Southern California has sickened and killed dolphins, sea ...

A new study of Ronan, a sea lion famous for her dancing skills, challenges the idea that only vocal learners can match a ...

It might be easier to trap and remove sea lions in Oregon, but it's a different story in Washington state because they can ...

Domoic acid is a neurotoxin produced by harmful algal blooms that accumulates in filter-feeding fish — including anchovies and sardines — which are then eaten by seals, sea lions and dolphins.

PORTLAND, Ore. — The battle between sea lions, salmon and fishermen has been going on for decades on the Columbia River, but tension is growing in Longview, where it appears hundreds of them ...