Home/ Idaho/ Elmore County/ Big Trinity Lake
Stocked last season

Big Trinity Lake Fish Stocking

Elmore County, Idaho · 2023 to 2026 on record

According to IDFG records, Big Trinity Lake has 9 stocking records on file across 3 species. The most recent stocking season represented is 2026.

Big Trinity Lake stocking
Big Trinity Lake photo
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9
Stocking records
17,943
Fish reported stocked
3
Species
2026
Latest season

Stocking activity by season

3 seasons on record, most in the 2024 (4 records). Click a bar to jump to that season below.

2 records
2026 · 3,211 fish
2023
2024
2026

Stocking records per season (labelled by the season's end year). Idaho's source reports by season, so records aren't broken out by month.

Most-stocked species

Rainbow Trout - Triploid 4 records
Rainbow Trout 3 records
Cutthroat Trout - Westslope 2 records

Location

Exact coordinates not yet available · Elmore County

Map not available yet
We don't have coordinates for this water on file.

Stocking history

Values shown exactly as the agency reported them; species names are normalized for search.

SpeciesFish stockedSizePhase
Rainbow Trout - Triploid 798 Catchable (6+ inches) —
Rainbow Trout - Triploid 2,413 Catchable (12-14 inches) —

A stocking record does not guarantee fish remain present or may legally be harvested. Check current Idaho fishing regulations →

Quick facts

Latest season 2026
Most stocked Rainbow Trout - Triploid
Species Rainbow Trout - Triploid, Rainbow Trout, Cutthroat Trout - Westslope
County Elmore
Seasons on record 2023 – 2026
Fish reported 17,943
Coordinates —

Data source

Compiled from public records published by the Idaho Department of Fish and Game. StockedSpots is independent and not affiliated with or endorsed by IDFG.

Source: Idaho Department of Fish and Game (IDFG). Data last checked September 1, 2026.
View IDFG source →

Frequently asked questions

IDFG records show Big Trinity Lake stocked with Rainbow Trout - Triploid, Rainbow Trout, Cutthroat Trout - Westslope.

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