🎣 CastIQ Fishing Atlas
Home Washington Stocking report — March 2026

Washington Fish Stocking Report — March 2026

4 stocking events across 3 lakes

This is a complete record of fish stocking events in Washington during March 2026, compiled from public state agency data. Use it to time your trips — fish are typically most catchable in the first two to four weeks after a planting.

ad slot — live after AdSense approval

Species totals for March 2026

Stocking events by lake

Lake Roosevelt — Stevens County

DateSpeciesQuantityAvg size
Mar 22, 2026 Kokanee Salmon 44,806 3.5″
Mar 7, 2026 Walleye 404,474 7.4″

Potholes Reservoir — Grant County

DateSpeciesQuantityAvg size
Mar 5, 2026 Rainbow Trout 19,425 2.9″

Lake Washington — King County

DateSpeciesQuantityAvg size
Mar 26, 2026 Smallmouth Bass 2,021 3.7″
ad slot — live after AdSense approval