Includes the Madison and Gallatin river drainages, including Firehole and Gibbon rivers and tributaries. Permanently Closed to Fishing
Expanded Fishing AccessThe following park waterways are open for fishing beyond the standard fishing season: May 1-Oct. 31:
Year-round:
Flyfishing OnlyUse only artificial flies regardless of the type of rod or line.
Possession LimitsNative Trout Conservation Area
Nonnative Trout Tolerance Area
Gone Fishing
If you're planning on casting a rod here, help us protect our native species by following all park fishing regulations.
Fishing Regulations (PDF)
Download the Yellowstone Fishing Regulations booklet.
Native Fish Species
Native fish underpin natural food webs and have great local economic significance.
Fish Management
Learn how the Native Fish Conservation Program works to preserve Yellowstone Lake cutthroat trout and to restore fluvial trout populations.
Clean, Drain & Dry
Prevent damaging aquatic invasive species from reaching Yellowstone. |
Last updated: January 28, 2026