NymphbeginnerRocky Mountain West
$3.50
John Barr created this nymph in Colorado, and it has been outfishing local knowledge ever since. The copper wire body flashes in the current like a tiny disco ball for trout. Tungsten bead gets it to the bottom where the trout actually live, as opposed to the surface where your ego wants to fish.
Lefty Angler & Flies
Livingston, MT
A published author and pro staff tier for Regal Vise and Whiting Farms, Satoshi approaches fly tying with scientific precision. His spring creek close imitations are works of technical art.
South Platte River
CO · Tailwater
Frying Pan River
CO · Tailwater
Big Horn River
MT · Tailwater
Map unavailable. Locations for Copper John: South Platte River, CO; Frying Pan River, CO; Big Horn River, MT
region guide
The Rocky Mountain West holds the finest trout rivers in North America. From the gin-clear tailwaters of Colorado to the sweeping freestone rivers of Montana, these waters offer everything from technical dry fly fishing to aggressive streamer hunting. This is your river-by-river guide to all of it.
species science
Trout don't see the world the way we do. They perceive ultraviolet light, detect motion through contrast rather than color, and see a dramatically different fly at ten feet of depth than at two. Once you understand their four-cone visual system, you'll never choose a fly the same way again.
hatch guide
Stonefly hatches produce the most explosive dry-fly fishing of the season. From the legendary salmonfly emergence on western rivers to golden stones across the Pacific Northwest, these big bugs bring the biggest trout to the surface. Consider this your field guide to fishing Plecoptera — the clean-water giants that make twenty-inch trout eat flies the size of your thumb.
technique
Every river tells you where the fish are, if you know how to listen. Reading water is the fundamental skill that separates productive anglers from persistent ones. The ability to look at a stretch of river and identify the handful of spots that hold fish — and dismiss the vast majority that don't — is worth more than a lifetime of fly pattern knowledge.
technique
Most anglers open their fly box and stare at it like a menu in a foreign language. But fly selection isn't mystical — it's a decision tree. Start with what the fish are eating, narrow by presentation depth, match the profile and size, and you'll arrive at the right fly in under sixty seconds. Here's the system.
technique
Every angler has heard it: 'The barometer's falling — the fish are gonna feed.' But how much of barometric pressure lore is actual science, and how much is confirmation bias wrapped in a fishing vest? The answer is more nuanced than either camp wants to admit.
technique
Every major trout and steelhead river in America has a USGS gauge station publishing real-time flow and temperature data for free. Learning to read it is like having a scout on the river around the clock. Here's how to turn CFS numbers and trend lines into fish-catching intelligence.
technique
Ninety percent of a trout's diet is consumed subsurface. Yet ninety percent of the magazine covers show a dry fly floating on calm water. The decision between nymphing and dry-fly fishing isn't about preference — it's about reading the situation and making the choice that puts your fly where the fish are actually feeding.
technique
We release fish and feel good about it. But does the fish survive? The science is both encouraging and sobering. Catch-and-release mortality varies from nearly zero to over forty percent depending on species, water temperature, fight duration, handling, and a handful of other factors entirely within the angler's control. Here's what the research says and how to maximize survival.
NymphbeginnerRocky Mountain West
#14 - #20
Frank Sawyer's original, perfected by American tiers. Pheasant tail fiber body, copper wire rib. The most important nymph ever tied.
Rainbow Trout · Brown Trout · Cutthroat Trout · Brook Trout · Mountain Whitefish
NymphbeginnerRocky Mountain West
#10 - #20
Dubbed hare's ear fur body with a gold rib. Buggy profile suggests mayflies, caddis, and stoneflies simultaneously.
Rainbow Trout · Brown Trout · Cutthroat Trout · Brook Trout · Mountain Whitefish
NymphbeginnerRocky Mountain West
#4 - #10
Oversized stonefly nymph with rubber legs. Tungsten weighted. Gets to the bottom fast and stays there.
Rainbow Trout · Brown Trout · Cutthroat Trout · Mountain Whitefish
NymphbeginnerRocky Mountain West
#8 - #14
Simple chenille worm pattern named for the San Juan River. Red, brown, or pink. The fly that purists love to hate and fish love to eat.
Rainbow Trout · Brown Trout · Mountain Whitefish
NymphbeginnerRocky Mountain West
#12 - #18
Flashy attractor nymph with a tinsel body and bead head. A brighter alternative to the Pheasant Tail for off-color water.
Rainbow Trout · Brown Trout · Mountain Whitefish
NymphbeginnerRocky Mountain West
#16 - #24
Thread body with wire rib and a bead head. The essential winter tailwater pattern. Simple, small, and devastatingly effective.
Rainbow Trout · Brown Trout · Mountain Whitefish