Mokelumne River, Lower

Advisory for non-migratory fish based on mercury. Advisory for fish that migrate based on mercury or PCBs.

The Lower Mokelumne River posters were revised in November 2022 to include the updated advice for American Shad, Chinook (King) Salmon, Steelhead Trout, Striped Bass, and White Sturgeon, based on the Advisory for Fish that Migrate.

NOTE: Asian Clam and crayfish advice was removed while OEHHA evaluates other contaminants in these species that may affect advice.

Biotoxins from harmful algal blooms (HABs) may be found in California water bodies, see Resources related to Biotoxins and Harmful Algal Blooms for more information.