Sea lions on the California coast are displaying strange behavior likely due to a harmful algae bloom impacting the region, ...

National Weather Service satellite images show a dramatic, churning cyclone approaching California's coast as parts of ...

Sea creatures were spotted off the coast of California. Akira Hojo Unsplash Massive sea creatures were spotted off the coast of California and viewers are calling the experience “dreamy.” ...

Purple sea urchins are responsible for much of the massive kelp deforestation along California’s coast. These spiky purple balls aren’t the harmless creatures most people encounter in the ...

HALF MOON BAY, Calif. (AP) — Editor's note: This is a photo gallery curated by AP photo editors.

A mama northern right whale dolphin was spotted with her calf off the coast of California ... seen leaping out of the water in “amazing” photos, the March 2 post said. Northern right whale ...