A dead gray whale was found near the Golden Gate Bridge and towed to Angel Island for a necropsy. Scientists will test tissue samples to determine cause.

A Bolinas citizens group filed an alternative petition to protect Duxbury Reef that emphasizes education, signage and adaptive management instead of a full fishing ban. State staff will review competing filings ahead of regional hearings this spring.

Gray whales have been seen in San Francisco Bay weeks earlier than usual; researchers are tracking the visitors and training mariners to reduce ship strikes.