Fish

The 2011 advisory and guidelines for San Francisco Bay replace an earlier 1994 advisory, and draw on over a decade of more recent data showing San Francisco Bay fish contain mercury and polychlorinated biphenyls (PCBs).  They also incorporate nutrition science showing that fish provide dietary protein and essential nutrients, including Omega-3 fatty acids that promote heart health.

Safe fishing advisory for Donner Lake.  The advisory is based on mercury or PCBs.

For information relating to biotoxins from harmful algal blooms (HABs) that may be found in California water bodies, see below.

Learn tips for catching, preparing, and cooking fish and shellfish to reduce exposure to harmful chemicals.

Information on the benefits and risks of adding fish to your diet.