Natural History Wanderings

Over 10,500 Chinook salmon swam from the Pacific Ocean into the Sacramento-San Joaquin Delta to reach their spawning grounds in the Mokelumne River last fall. The salmon’s return helped the East Bay Municipal Utility District’s fish hatchery in the Sierra Nevada foothills reach its yearly goal of collecting and fertilizing 7.5 million salmon eggs, the agency announced last week.

Their numbers “represent a healthy count for natural spawning in the river,” EBMUD wrote.

Read more Over 10,000 Chinook salmon return to California river to spawn