Arkansas River (Colorado) Fishing Map & Spots (CO)

Hatch outlook

Pale Morning DunsActive window

Typical here: Jun 15 – Sep 15

dunlate morning into early afternoon, roughly 11am–2pm
spinnerlate evening

Fish start rising late morning and stay up for hours — the reliable daily summer event.

Late-morning risers stack in glides and riffle tailouts: a bubble-and-fly with a #16 PMD is the honest match; micro spinners fish the same glides early, before the surface fixation sets in.

The event happens over riffles, glides and slower tailouts

TricoActive window

Typical here: Jun 25 – Oct 31 · South Platte peaks Jul–Aug; the Frying Pan runs latest

dunearly morning
spinnersunrise to about 9am — carpets of insects over the tailouts on calm mornings

Honest answer: effectively fly-only on top at #22–24. The usable intel is location and schedule — fish pod in specific tailouts at dawn; a bubble with a trico spinner is the only real match, and the window closes by mid-morning.

The event happens over tailouts, foam lines and flat pools

Western Green DrakeActive window

Typical here: Jun 25 – Oct 31 · starts on the Roaring Fork, works up the Frying Pan; Pan peak Aug–Sep

dunlate morning, again early and late on bright days — best on cloudy days

The drakes come off faster water than you'd expect — fish the riffles, not the pools.

The one Colorado mayfly big enough to matter for conventional gear: a bubble with a #10–12 drake dry genuinely works, and small surface plugs twitched through riffle edges move the same fish. Cloudy afternoons are the window.

The event happens over riffles, fast runs and current edges

GrasshoppersActive window

Typical here: Jul 15 – Sep 25

adultmidday and afternoon — best on windy days, because wind is the delivery mechanism

The most conventional-friendly 'hatch' of summer: small poppers and surface plugs slapped along grassy, windy banks fish the exact same bite, and a bubble with a foam hopper out-casts any fly rod. Windy afternoons are prime, not a problem.

The event happens over grassy and undercut banks

Next on this water

Midges (winter tailwaters) · midgeNov 1 – Mar 31 · in ~2 months

Blue-Winged Olives · mayflyMar 1 – May 30 · in ~6 months

Mother's Day Caddis · caddisApr 15 – May 30 · in ~8 months

Salmonfly (Gunnison) · stoneflyMay 25 – Jun 30 · in ~9 months

Recommendations come from depth structure and seasonal species behavior. Treat them as a starting point, not a guarantee. Contours on this water are approximations. Never use for navigation. Always check local regulations.

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Recent catches at Arkansas River (Colorado)

Shared by DepthScout anglers. Exact spots stay private, always.

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Fishing Arkansas River (Colorado): what the data says

Salida to Canon City. 100 miles of Gold Medal brown trout water. The river tops out around 8 ft. Bathymetry on this water is estimated from its real outline and maximum depth. Use it to shortlist water, then verify with your electronics — and never navigate by it. What the data behind the map says about each species, season by season:

The drawn water covers 3,857 acres wrapped in 111.9 miles of bank — 4 islands included. With a shoreline index of 12.9, this water is all arms and coves — edge habitat well beyond its acreage. Every acre of it sits shallower than ~15 ft: one big littoral zone, cover and forage throughout. Figure 41 mi of water from one end to the other, 12.1 mi at the beam. Fremont County claims this one. If the bite dies, Brush Hollow Reservoir is 30 mi to the east.

Brown Trout fishing at Arkansas River (Colorado)

Spring puts brown trout in skinny water — 1 to 8 ft is the zone. Summer fish stay in 2 to 8 ft, and winter fish hold in 1 to 8 ft. Summer brown trout concentrate at Current seam (mile 2.5), a prime-rated current seam around 4 ft. Warm-month bites cluster around after dark and early morning. A spoon at the thermocline or a deep stickbait (night) covers the summer program.

Season	Depth	Best window	Start at	Go-to baits
Spring	1 to 8 ft	dawn & dusk	Lowhead weir tailrace (7 ft)	Stickbait off planer boards (shallow), Small spoon along mud lines
Summer	2 to 8 ft	night & dawn	Current seam (mile 2.5) (4 ft)	Spoon at the thermocline, Deep stickbait (night)
Fall	1 to 8 ft	dusk & dawn	Lowhead weir tailrace (7 ft)	Jerkbait over gravel, Casting spoon
Winter	1 to 8 ft	dawn	Lowhead weir tailrace (7 ft)	Jigging spoon, Small stickbait (slow)

Rainbow Trout fishing at Arkansas River (Colorado)

Early season rainbow trout use the shallows, holding in 2 to 8 ft. Even in summer they hold at 2 to 8 ft; winter keeps them in 2 to 8 ft. The chart's best answer is Current seam (mile 2.5) — current seam, 4 ft, prime for spring. Best bite is early morning and the evening. Tie on a dodger + spoon (deep troll) or a flutter spoon and you're in the game.

Season	Depth	Best window	Start at	Go-to baits
Spring	2 to 8 ft	dawn & dusk	Current seam (mile 2.5) (4 ft)	Inline spinner (silver), Small spoon
Summer	2 to 8 ft	dawn & dusk	Current seam (mile 2.5) (4 ft)	Dodger + spoon (deep troll), Flutter spoon
Fall	2 to 8 ft	dawn & dusk	Current seam (mile 2.5) (4 ft)	Casting spoon, Jerkbait over shoals
Winter	2 to 8 ft	dawn	Current seam (mile 2.5) (4 ft)	Jigging spoon, Tube jig (white)

Notable structure

The chart marks 28 structure features on Arkansas River (Colorado); the deepest is Lowhead weir tailrace at about 7 ft.

Lowhead weir tailrace: dam tailrace, around 7 ft
Outside-bend hole (mile 0.6): creek channel, around 6 ft
Outside-bend hole (mile 4.4): creek channel, around 6 ft
Outside-bend hole (mile 6.9): creek channel, around 6 ft
Outside-bend hole (mile 10.9): creek channel, around 6 ft
Outside-bend hole (mile 12.8): creek channel, around 6 ft
Outside-bend hole (mile 14.6): creek channel, around 6 ft
Outside-bend hole (mile 20.6): creek channel, around 6 ft
Outside-bend hole (mile 22.7): creek channel, around 6 ft
Outside-bend hole (mile 24.6): creek channel, around 6 ft
Outside-bend hole (mile 26.5): creek channel, around 6 ft
Outside-bend hole (mile 28.3): creek channel, around 6 ft
Outside-bend hole (mile 30.2): creek channel, around 6 ft
Outside-bend hole (mile 32.4): creek channel, around 6 ft

Public access & boat ramps

Arkansas Headwaters Recreation Area — Fern Leaf river access boat ramp — ramp
Arkansas Headwaters Recreation Area — Lone Pine — ramp
Arkansas Headwaters Recreation Area — Parkdale — ramp
Arkansas Headwaters Recreation Area — Pinnacle Rock — ramp
Arkansas Headwaters Recreation Area — Pinnacle Rock — ramp
Arkansas Headwaters Recreation Area — Rincon — ramp
Arkansas Headwaters Recreation Area — Salida East — ramp
Arkansas Headwaters Recreation Area — Salt Lick — ramp
…plus 4 more mapped sites.

Access data: Colorado Parks & Wildlife — Boat Ramps. Confirm conditions and fees locally before you launch.

Arkansas River (Colorado) fishing regulations

Season dates, license requirements, and size and bag limits for Colorado waters are set by the Colorado Parks & Wildlife — and special regulations can apply to Arkansas River (Colorado) specifically, so confirm the current rules before you fish.

Check the official Colorado fishing regulations →

Common questions

How deep is Arkansas River (Colorado)?

Arkansas River (Colorado) is about 8 ft (2 m) deep at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.

What fish are in Arkansas River (Colorado)?

Anglers target brown trout, rainbow trout on Arkansas River (Colorado).

Where is the best fishing spot on Arkansas River (Colorado)?

Current seam (mile 2.5) is the top-rated area: a current seam in about 4 ft of water that rates prime for rainbow trout in spring. The map above holds the full rated-spot list for every species and season.

When is the best time to fish Arkansas River (Colorado)?

For brown trout, the summer bite is best in after dark and early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.

What are the fishing regulations for Arkansas River (Colorado)?

Fishing on Arkansas River (Colorado) is regulated by the Colorado Parks & Wildlife. Check the official Colorado regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.

Nearby waters

Brush Hollow Reservoir 30 mi · Eleven Mile Res 33 mi · Spinney Mtn Res 37 mi · McReynolds Reservoir 40 mi · Pueblo Reservoir 49 mi · Clear Creek Reservoir 53 mi · Cheesman Reservoir 54 mi · Twin Lakes Lower 59 mi · South Platte River 65 mi · Turquoise Lake 70 mi · Strontia Springs Res 72 mi · Murray Lake 80 mi

See how Arkansas River (Colorado) stacks up: best rainbow trout lakes in Colorado · best brown trout lakes in Colorado

Browse all Colorado fishing maps or see every water on DepthScout. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.