About this water
Marias River is in Chouteau County, Montana. State records show it stocked 54 times between 2000 and 2023. The most-stocked species are rainbow trout, brown trout and pallid sturgeon. 275,341 rainbow trout have gone in across 26 releases.
Stocking history
54 recorded stockings
| Date | Species | Number | Size | Hatchery |
|---|---|---|---|---|
| Sep 14, 2023 | Brown Trout · Wyoming | 5,640 | 6.6" | — |
| Sep 14, 2023 | Brown Trout · Wyoming | 5,640 | 6.6" | — |
| Jul 17, 2014 | Rainbow Trout · Eagle Lake | 4,068 | 8.0" | Big Springs Trout Hatchery |
| Jul 17, 2014 | Rainbow Trout · Arlee X Erwin - Ennis | 5,986 | 9.1" | Big Springs Trout Hatchery |
| Sep 16, 2013 | Rainbow Trout · Shasta-Ennis | 5,183 | 6.2" | Big Springs Trout Hatchery |
| Jul 12, 2013 | Rainbow Trout · Eagle Lake | 4,979 | 7.9" | Big Springs Trout Hatchery |
| Sep 18, 2012 | Rainbow Trout · Eagle Lake | 117 | 6.7" | Big Springs Trout Hatchery |
| Sep 18, 2012 | Rainbow Trout · Eagle Lake | 9,955 | 3.9" | Big Springs Trout Hatchery |
| Sep 18, 2012 | Brown Trout · Crawford, NE | 4,527 | 6.9" | Big Springs Trout Hatchery |
| Aug 16, 2012 | Brown Trout · Crawford, NE | 5,276 | 5.7" | Big Springs Trout Hatchery |
| Oct 3, 2011 | Rainbow Trout · Eagle Lake | 9,882 | 4.1" | Big Springs Trout Hatchery |
| Jun 22, 2011 | Rainbow Trout · Eagle Lake | 9,988 | 7.8" | Big Springs Trout Hatchery |
Showing the 12 most recent of 54. Stocking records for Marias River published by Montana Fish, Wildlife & Parks. Stocking does not guarantee fish are present. Check current regulations and access before you go. See the full Montana stocking report.


