- Deadly avian flu detected in California marine mammals for the first time SFGATE
- First Cases of Highly Pathogenic Avian Influenza in Northern Elephant Seals Confirmed in California UC Davis
- Bay Area seals come down with bird flu, alarming California researchers San Francisco Chronicle
- Elephant seal illnesses at Año Nuevo State Park halts tours KRON4
- Avian flu detected in elephant seal pups at Northern California beach Sacramento Bee