
A yellow-brown blanket covers the Berkeley Aquatic Park lagoon.

Good news: there are likely more whales in the Bay because there are more whales overall.

iNaturalist adds an option to use artificial intelligence to provide instant nature identifications.

While there are few hard and fast rules in the natural world, here are a some things to look for when trying to determine the sex of a lizard.

The Department of Interior is forbidding committee meetings, but one prominent California-based partnership of NGOs and resource managers is going to keep talking to one another anyway.

Leopard sharks and bat rays are dying by the hundreds and washing ashore all around the Bay. A pathologist at the California Department Fish and Wildlife thinks he may know why.