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California · Trinity County · Lake

Trinity River upstream of Trinity Lake

Is the fish you caught here safe to eat? Below is every consumption advisory on file for Trinity River upstream of Trinity Lake, by species and size, in plain English — plus what's legal to keep.

1 species with advisories · contaminants: Mercury

California also has statewide guidance

California publishes rules that apply to lakes across the state — 42 recommendations covering 20 species — in addition to anything listed for Trinity River upstream of Trinity Lake below.

Strictest statewide rule: Bass, Black — For women who may become pregnant, pregnant or breastfeeding women, and children under 15: do not eat due to elevated Mercury.

See all California statewide guidance →

What's safe to eat from Trinity River upstream of Trinity Lake

Spotted Seatrout

Mercury

SizeWhoGuidance
All sizes General population Limit to four meals per week.
Women who may become pregnant & children under 15 For women who may become pregnant, pregnant or breastfeeding women, and children under 15: limit to three meals per week due to elevated Mercury.

Source: official advisory· updated 2026-09-22

Is it legal to keep?

These are California's statewide limits — a water-specific rule may override them. Always verify the current regulations before keeping a fish.

SpeciesSizeDaily limitOpen seasonKeep season
Largemouth Bass 5 Year-round Same as open
Smallmouth Bass 5 Year-round Same as open
Striped Bass 18" min 2 Year-round Same as open
Rainbow Trout 5 Year-round Same as open
Black Crappie 25 Year-round Same as open
Channel Catfish 10 Year-round Same as open

Official rules: California — California DFW

About this water

State
California
County
Trinity
Type
Lake
Location
41.1005, -122.7093
Advisory source
California OEHHA — Fish Consumption Advisories