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For the bullhead herePiscifun Chaos XS round baitcaster36% OFFSale $57.99 $89.99
Green Sunfish
Photo: Duane Raver, Public domain 
Rainbow Trout
Photo: California Department of Fish and Wildlife from Sacramento, CA, USA, CC BY 2.0 
Brook Trout
Photo: United States Fish and Wildlife Services, Public domain 
Wiper
Photo: Nick Loveland, CC0 1.0
Colorado lakes and reservoirs
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Seaman Reservoir Fishing
A 128-acre Colorado reservoir in Larimer County at 5,481 feet.
Pick for bullheadPiscifun LumiCat II catfish rod48% OFFSale $114.99 Photo of Horsetooth Reservoir: Lvaughn7, CC BY-SA 4.0
Larimer County
Seaman Reservoir at a glance
Seaman Reservoir holds around 128 surface acres within Larimer County. CPW gives an elevation of roughly 5,481 feet. Access runs through Poudre River STL. For gas and groceries, Laporte sits roughly 7 miles off. It falls inside the Northeast Region on CPW maps.
Anglers come here for black bullhead, brown trout, green sunfish, rainbow trout and yellow perch, by the CPW list. Boating allowed: Electric. Reaching it is medium; crowds are medium, CPW says. CPW winter status: ice fishing listed as yes.
128acres
5,481feet elevation
0boat ramps
5species listed
CPW Fishing Atlas 2025 layers (waterbody outline, Boatable Waters, fishing locations), Census places, retrieved October 25, 2026.
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The fishery at Seaman Reservoir
Every chip for Seaman Reservoir comes from a CPW list, a state record or the trout stocking report.
CPW Boatable Waters species field, CPW state records and stocking report, retrieved October 25, 2026.
Access
Putting in at Seaman Reservoir
Bring a float tube or use a ramp nearby: Seaman Reservoir has none mapped.
Walk-up spots at Seaman Reservoir
- Seaman Reservoir fishing access near Laportemedium access, 5,481 ft
Other CPW ramps around Seaman Reservoir
- Douglas Reservoir SWA on Douglass ReservoirDouglass Reservoir, 8 miles east
- Satanka Bay Ramp on Horsetooth ReservoirHorsetooth Reservoir, 8 miles southeast
- Inlet Bay Ramp on Horsetooth ReservoirHorsetooth Reservoir, 14 miles south
- South Bay Ramp #1 on Horsetooth ReservoirHorsetooth Reservoir, 14 miles south
- South Bay Ramp #2 on Horsetooth ReservoirHorsetooth Reservoir, 14 miles south
CPW boat ramp and Fishing Atlas fishing location layers, retrieved October 25, 2026.
Limits
Bag limits at Seaman Reservoir
| Species | Bag and possession | Season |
|---|---|---|
| Trout, arctic char, grayling, salmon and whitefish (not kokanee) | Daily bag 4, possession 8, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Brook trout 8 inches or less (bonus) | Daily bag 10, possession 10 | Open all year, day and night, unless a special regulation says otherwise |
| Kokanee salmon | Daily bag 10, possession 10 | Open all year, day and night, unless a special regulation says otherwise |
| Walleye, saugeye and sauger | Daily bag 5, possession 5, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Largemouth, smallmouth and spotted bass | Daily bag 5, possession 5, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| White bass, striped bass and wiper | Daily bag 10, possession 10, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Channel, flathead and blue catfish | Daily bag 10, possession 10, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| White and black crappie | Daily bag 20, possession 20, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Bluegill and other sunfish | Daily bag 20, possession 20, in aggregate | Open all year, day and night, unless a special regulation says otherwise |
| Yellow perch | Daily bag 20, possession 20 | Open all year, day and night, unless a special regulation says otherwise |
| Tiger muskie | Daily bag 1, possession 1; at least 36 inches long | Open all year, day and night, unless a special regulation says otherwise |
| Northern pike and bullhead | No bag or possession limit | Open all year, day and night, unless a special regulation says otherwise |
CPW splits some limits by drainage, and Seaman Reservoir falls east of the Continental Divide. Colorado has no closed season by species, so the chart applies all year at Seaman Reservoir unless a special rule says otherwise.
Statewide bag and possession chart, 2026 Colorado Fishing brochure (CPW, season March 1, 2026 to March 31, 2027), p. 10, retrieved October 25, 2026.
Records
CPW record entries naming Seaman Reservoir
| Species | Category | Weight or length | Angler | Year |
|---|---|---|---|---|
| perch, yellow | weight | 2-9.6 (lbs.-ozs.) | Justin Allbrandt | 2007 |
CPW state records by weight and catch-and-release length, 2026 Colorado Fishing brochure (CPW, season March 1, 2026 to March 31, 2027), retrieved October 25, 2026. All Colorado records.
Compare
Measuring Seaman Reservoir against close lakes
| Lake | Distance | Acres | Elevation ft | Boat ramps | On the trout report |
|---|---|---|---|---|---|
| Seaman Reservoir | 128 | 5,481 | 0 | ||
| Watson Lake, Larimer County | 6 miles southeast | 45 | 5,113 | 0 | |
| Douglass Reservoir | 8 miles east | 522 | 5,206 | 1 | |
| North Shields Sterling Pond | 10 miles southeast | 14 | 5,001 | 0 | |
| Boxelder Lake #3 | 11 miles east | 49 | 5,257 | 0 | yes |
| McMurry West Pond | 11 miles southeast | 5 | 4,981 | 0 |
CPW Fishing Atlas, ramp layer and stocking report, retrieved October 25, 2026.
Nearby
What sits near Seaman Reservoir
Lakes to pair with Seaman Reservoir
- Watson Lake, Larimer County6 miles southeast
- Douglass Reservoir8 miles east
- North Shields Sterling Pond10 miles southeast
- Boxelder Lake #311 miles east
- McMurry West Pond11 miles southeast
Bait and flies near Seaman Reservoir
- BugLife Fly Fishingfly shop, Wolf Creek, 10 miles
- Bettys Bait and Tacklebait and tackle shop, Fort Collins, 11 miles
- Jax Outdoor Gearbait and tackle shop, Fort Collins, 11 miles
- St Peter's Fly Shop, 202 Remington Stfly shop, Fort Collins, 12 miles
- Inlet Bay Marinamarina, Fort Collins, 13 miles
- Marina Polingmarina, Fort Collins, 15 miles
Registered outfitters around Seaman Reservoir
- Natural Drift Anglers LLCfishing guide, Fort Collins
- Northern Colorado Fishing Outfitters LLCfishing guide, Fort Collins
- Fly Fishing the Rocky Mountainsfly fishing guide, Estes Park, (417) 860-4175
- Sasquatch Fly Fishinfly fishing guide, Estes Park, (970) 586-3341
Mountain and plains towns near Seaman Reservoir
- Wellington12 miles
- Fort Collins15 miles
- Timnath19 miles
Counties holding part of Seaman Reservoir
- Larimer Countyseat: Fort Collins
Piscifun
What Piscifun makes for Seaman Reservoir anglers
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Know your fish
Species photos for anglers bound for Seaman Reservoir
Photo: Duane Raver, Public domain
Photo: California Department of Fish and Wildlife from Sacramento, CA, USA, CC BY 2.0
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Photo: United States Fish and Wildlife Services, Public domain
Photo: Nick Loveland, CC0 1.0
Answers
Planning notes for Seaman Reservoir in Q and A form
Which Colorado town makes the handiest base for Seaman Reservoir?
It lies in Larimer County, CPW Northeast Region, about 7 miles from Laporte.
How much surface does Seaman Reservoir spread across when full?
The outline measures about 128 acres, at about 5,481 feet.
How many CPW ramps reach the water at Seaman Reservoir?
No boat ramp appears for it.
Which species does CPW list for Seaman Reservoir?
The CPW roster names black bullhead, brown trout, green sunfish, rainbow trout and yellow perch.
How many trout can I keep at Seaman Reservoir?
Trout, arctic char, grayling, salmon and whitefish (not kokanee): Daily bag 4, possession 8, in aggregate.
How much is a one-day license for Seaman Reservoir?
Colorado sells no separate trout stamp; a CPW fishing license covers trout ($44.87 for adult residents, $124.01 for nonresidents), and anglers 16 and older need one.
How often does CPW stock Seaman Reservoir?
It is not on the 2024 to 2026 catchable trout report.
Where do anglers at Seaman Reservoir get supplies?
BugLife Fly Fishing, 10 miles out.
Which CPW record belongs to Seaman Reservoir?
perch, yellow, weight 2-9.6 (lbs.-ozs.), by Justin Allbrandt in 2007.
What does CPW say about ice at Seaman Reservoir?
ice fishing listed as yes, per CPW; conditions change daily.
Plan a Colorado day at Seaman Reservoir
Fees, stamps and special rules sit on the license page.