Fly fishing
Hatch charts + live conditions for Northeast trout rivers
12-month hatch grids, live USGS water temp and flow, and top-3 fly picks — from Connecticut's tailwaters to Montana's blue-ribbon rivers, Colorado Gold Medal water, and beyond.
Connecticut
CT · Northwest · TMA
Farmington River
brown trout · rainbow trout · brook trout
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CT · Northwest · TMA
Housatonic River
brown trout · smallmouth bass
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CT · Eastern · Special regs
Salmon River
brown trout · rainbow trout · atlantic salmon (juvenile)
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CT · Northeast · TMA
Willimantic River
brown trout · rainbow trout
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CT · Central · TMA
Naugatuck River
brown trout · rainbow trout
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CT · Eastern
Yantic River
brown trout · rainbow trout
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Massachusetts
Vermont
Pennsylvania / New York
NY · Upper Delaware · Wild trout
Upper Delaware River
wild rainbow trout · wild brown trout
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NY · Catskills · No-Kill
Beaverkill River
brown trout · rainbow trout · brook trout
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NY · Adirondacks · Wild trout
Ausable River
brook trout · brown trout · rainbow trout
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NY · Catskills · Tailwater
Esopus Creek
rainbow trout · brown trout
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Pennsylvania
Montana
MT · Gallatin Valley · Wild trout
Gallatin River
brown trout · rainbow trout · brook trout
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MT · Madison Valley · Blue Ribbon
Madison River
brown trout · rainbow trout
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MT · Great Falls / Holter · Tailwater
Missouri River
rainbow trout · brown trout
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MT · Western Montana · Wild trout
Blackfoot River
rainbow trout · bull trout · brown trout
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MT · Big Hole Valley · Blue Ribbon
Big Hole River
brown trout · rainbow trout · arctic grayling
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MT · Paradise Valley · Blue Ribbon
Yellowstone River
brown trout · rainbow trout · cutthroat trout
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MT · Bitterroot Valley · Wild trout
Bitterroot River
rainbow trout · brown trout · cutthroat trout
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MT · Western Montana
Clark Fork River
rainbow trout · brown trout · bull trout
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MT · Bighorn Canyon area · Tailwater fishery
Bighorn River
brown trout · rainbow trout
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Wyoming
Colorado
CO · Cheesman Canyon / Dream Stream · Gold Medal
South Platte River
rainbow trout · brown trout
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CO · Basalt / Ruedi · Gold Medal Tailwater
Fryingpan River
rainbow trout · brown trout
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CO · Salida / Buena Vista · Gold Medal
Arkansas River
rainbow trout · brown trout
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CO · Aspen / Glenwood · Gold Medal
Roaring Fork River
rainbow trout · brown trout
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CO · Silverthorne / Dillon · Gold Medal Tailwater
Blue River
rainbow trout · brown trout
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CO · Fort Collins / Poudre Canyon · Wild trout
Cache la Poudre River
brown trout · rainbow trout · brook trout
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Idaho
ID · Island Park / Last Chance · Blue Ribbon
Henry's Fork
rainbow trout · brown trout
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ID · Sun Valley / Picabo · Blue Ribbon
Silver Creek
rainbow trout · brown trout
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ID · Boise / Anderson Ranch · Tailwater
South Fork Boise River
rainbow trout · bull trout
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ID · Central Idaho · Wild river
Salmon River
rainbow trout · chinook salmon · steelhead
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Oregon
OR · Central Oregon · Blue Ribbon
Deschutes River
rainbow trout (redside) · steelhead
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OR · Southern Oregon · Blue Ribbon
Rogue River
rainbow trout · steelhead · coho salmon
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OR · Eugene / McKenzie Bridge · Wild trout
McKenzie River
rainbow trout · bull trout
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OR · Camp Sherman · Wild trout C&R
Metolius River
rainbow trout · bull trout
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Washington
Utah
New Mexico
Michigan
Tennessee
North Carolina
Virginia
California
How these charts work
Pick a river to see its full 12-month hatch grid, the current month's top dry-fly picks, and a live reading from the nearest USGS streamgage. Want a pattern recommendation across all rivers and fly types? Use the fly recommender.