Testing confirmed widespread exposure of saxitoxin in marine mammals and other wildlife. New research establishes the first known link between the neurotoxin saxitoxin, accumulated during harmful algal blooms, and deaths of northern fur seals in the southeast Bering Sea. The study was published in the journal Marine Mammal Science. In the study, researchers collected and analyzed data from […]
New research aims to understand how two populations of North Pacific resident killer whales find food and what they eat. Scientists studied two populations of fish-eating killer whales: the Southern Residents and the southern Alaska residents. They wanted to know if these two populations of fish-eating killer whales eat different things and how their […]
A recent study— the largest of its kind— showed unpredictable changes in juvenile salmon migration timing in response to climate change. A new study published in the journal Nature Climate Change has found that salmon migration timing is changing in unpredictable ways in response to climate change. Dr. Eric Ward of NOAA Fisheries’ Northwest Fisheries Science Center was […]