Classic Catskills freestone flowing through the shadow of Slide Mountain. Steep gradient, fast-reacting flows, and prolific hatches make it a popular destination for selective trout.
Live USGS water data — updated every 30 minutes
Conditions-adjusted recommendations for right now
Complete hatch calendar with peak windows and matching fly patterns
9 documented hatches with peak timing and matching fly patterns
| Insect | Season | Peak | Time | Patterns |
|---|---|---|---|---|
| Blue Wing Olive (Baetis) | Mar 20 - May 31 | Apr 10 - May 10 | Afternoon, best on overcast days | dry Parachute BWO #18/20dry Comparadun BWO #18/20nymph Pheasant Tail Nymph #18/20 |
| Quill Gordon | Apr 15 - May 10 | Apr 22 - May 5 | Early afternoon | dry Quill Gordon Dry #12/14nymph Quill Gordon Nymph #12/14 |
| Hendrickson | Apr 18 - May 20 | Apr 25 - May 12 | Afternoon, 1-4pm | dry Hendrickson Dry #12/14emerger Hendrickson Emerger #14nymph Hendrickson Nymph #12/14 |
| March Brown | May 10 - Jun 10 | May 20 - Jun 5 | Afternoon to evening | dry March Brown Dry #10/12nymph March Brown Nymph #10/12 |
| Caddis (Grannom) | Apr 25 - Jun 15 | May 8 - Jun 1 | Late afternoon to evening | dry Elk Hair Caddis #14/16emerger X-Caddis #14/16nymph Green Caddis Larva #14/16 |
| Sulfur | May 25 - Jul 15 | Jun 5 - Jun 25 | Evening dusk | dry Sulfur Comparadun #16/18emerger Sulfur Emerger #16/18nymph Sulfur Nymph #16/18 |
| Green Drake | May 28 - Jun 15 | Jun 3 - Jun 12 | Late afternoon to dusk | dry Green Drake Dry #8/10emerger Green Drake Emerger #10 |
| Isonychia (Slate Drake) | Jun 1 - Oct 10 | Jun 20 - Aug 15 | Evening | dry Isonychia Comparadun #10/12nymph Isonychia Nymph #10/12 |
| Blue Wing Olive (Fall) | Sep 15 - Nov 20 | Oct 1 - Nov 5 | Afternoon | dry Parachute BWO #18/20/22emerger RS2 Emerger #20/22 |
Want to know when hatches change on this river? We'll send you an update when conditions shift.
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