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San Juan River Fishing Reports

The latest from the Fisheads guides

We spend every day on this river, and our fishing reports reflect what we’re seeing right outside our doorstep. From fly pattern suggestions to relevant techniques, our updates help you plan a great day on the water. If you're thinking about a trip to the San Juan, take a moment to explore our lodge.

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Weekly Fishing Report July 13, 2026

July 13, 2026

Not much change from last week. Fish are still happily taking both small flies and larger patterns like leeches and worms. A safe bet is to fish a rig with a larger pattern on top and a smaller midge or mayfly pattern on the bottom. The Bureau of Reclamation is releasing…

Weekly Fishing Report July 6, 2026

July 6, 2026

Not much change from last week. Fish are still happily taking both small flies and larger patterns like leeches and worms. A safe bet is to fish a rig with a larger pattern on top and a smaller midge or mayfly pattern on the bottom. The Bureau of Reclamation is releasing…

Weekly Fishing Report June 29, 2026

June 29, 2026

Things are pretty steady state right now. Both the water clarity and the flows are the same as last week with all river sections fishing well. Fish patterns like leeches and worms in addition to the usual midges and mayflies. The Bureau of Reclamation is releasing water…

Weekly Fishing Report June 22, 2026

June 22, 2026

The water clarity is the same as last week, but the flows are likely to go up this week. Fish patterns like leeches and worms in addition to the usual midges and mayflies. Use 4x fluorocarbon tippet to the larger top fly and 5x tippet to your smaller midge or mayfly…

Weekly Fishing Report June 15, 2026

June 15, 2026

Flows went down to 500 from 900 last week and have settled nicely since. The slower, clearer water has the fish seeking out midges, mayflies, and caddis, especially if fishing the village or lower river. The fish are also starting to look up for dry flies, especially on…

Weekly Fishing Report June 8, 2026

June 8, 2026

The water is clearing up quickly, with visibility now at ~4 feet vs. 1 foot last week. Flows will also be going down to 500 cfs this week. These two factors change our guidance from the previous few weeks, when flows were high and the water was turbid. Instead of fishing…