Exploring Nature in the San Francisco Bay Area

The Fish We Never Knew

The Galapagos damselfish exists only in the specimens collection at the California Academy of Sciences in San Francisco, the victim of an unusually strong El Nino. Thoughts on the fish, and its lessons in a changing world.

With Rain Comes Life, and Death

After three years of drought, the forecast for a wet El Nino winter this year is welcome news indeed. Unless you're an oak or tanoak tree. Researchers fear a wet year could mean an epidemic spread of sudden oak death (SOD). But a new preventive treatment and easy precautions could help contain the disease.