About this water
Grotto Lake is a 5 acre lake in King County, Washington. State records show it stocked 9 times between 2000 and 2024. Every recorded release has been rainbow trout. 960 rainbow trout have gone in across 9 releases.
Stocking history
9 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Oct 12, 2024 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Aug 23, 2019 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Aug 17, 2016 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Oct 19, 2013 | Rainbow · Mount Whitney | 60 | — | Tokul Cr Hatchery |
| Oct 9, 2013 | Rainbow · Mount Whitney | 60 | — | Tokul Cr Hatchery |
| Sep 12, 2010 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Sep 3, 2006 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Aug 30, 2003 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
| Oct 7, 2000 | Rainbow · Mount Whitney | 120 | — | Tokul Cr Hatchery |
Stocking records for Grotto Lake published by Washington Department of Fish and Wildlife. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Washington stocking report.


