Sounding the alarm. The sound of the blue whale’s singing has decreased off the coast of California, frightening scientists ...

Somewhere deep in the Pacific, off the sunset-lit cliffs of Big Sur and the fog-wrapped bluffs of Mendocino, the largest ...

The waters off California have grown quieter, and scientists are listening. New research from the Monterey Bay Aquarium ...

Blue whale vocalizations have dropped by 40% over six years, with researchers linking the decline to krill shortages caused by marine heatwaves like “The Blob.” ...

Scientists have discovered that changing ocean climates are affecting seabird distribution in the California Current Ecosystem, which could be an indicator of troubling changes ahead. A new study ...

A groundbreaking research program designed to uncover the mechanisms underlying changes in the ecosystems off California's coast has received renewed funding to advance its vital work. The National ...

Fish school around a drill rig off Southern California. A new report says West Coast waters are returning to normal after warm temperatures shook up the food web.

Three are off Africa, while the fourth is next to Chile and Peru. Like all ecosystems, the California Current is subject to numerous forces — from pollution to global ocean circulation.

The California Current is home to one of the most productive ecosystems on Earth. It would stand to reason we wouldn’t want to mess it up. And yet.

The study comes as the California Ocean Protection Council aims to develop a plan for achieving zero mortality for whales in the California Current Ecosystem this year. Achieving such a goal requires ...

The threats are particularly acute in California, where we estimate that by 2110, all current productive vegetated marshes will be replaced by mudflats. Oregon’s marshes face a similar fate.