38 public waters in the Northeast Montana region — 6 lakes/reservoirs and 32 rivers. Every one is public water fishable on a Montana licence.
See every public fishing venue in Montana on the map, with boat ramps, camping, parking and full rules for each one.
Fort Peck Lake — Montana's largest reservoir (by volume, one of the largest in the US), on the Missouri River. Walleye, Northern Pike, Smallmouth Bass, Lake Trout, Chinook Salmon and a legendary Paddlefish fishery.
Wild Horse Lake, a 1,929-acre lake in Petroleum County, Montana, managed by U.S. Fish and Wildlife Service: A Montana mountain or foothill lake (Seeley, Salmon, Placid, Swan, Ashley, Whitefish, Holland, Lindbergh) — rainbow, cutthroat and Brook Trout, Kokanee Salmon in some, Mountain Whitefish. Classic western Montana alpine-lake fishing.
War Horse Lake (War Horse Reservoir) sits within War Horse National Wildlife Refuge near Winnett in Petroleum County. Rainbow trout are occasionally stocked by the state; no other species are well documented for this water.
Petrolia Lake, a 516-acre northeast Montana reservoir in Petroleum County, hosts an unusual and aggressive mixed fishery including walleye, northern pike, and tiger muskellunge alongside yellow perch and bluegill. Cold-water species like rainbow and brown trout coexist with warm-water predators, making this a destination where trophy pike or muskie hunters may encounter deep-water walleye and perch on the same trip. Carp are also present and can reach substantial size in this isolated northeast corner water.
Yellow Water Reservoir (405 acres) sits in Petroleum County, Montana, managed by U.S. Fish and Wildlife Service. A Montana mountain or foothill lake (Seeley, Salmon, Placid, Swan, Ashley, Whitefish, Holland, Lindbergh) — rainbow, cutthroat and Brook Trout, Kokanee Salmon in some, Mountain Whitefish. Classic western Montana alpine-lake fishing.
Petroleum County, Montana — Little Bear Lake is a 179-acre lake, managed by Forest Service: A Montana mountain or foothill lake (Seeley, Salmon, Placid, Swan, Ashley, Whitefish, Holland, Lindbergh) — rainbow, cutthroat and Brook Trout, Kokanee Salmon in some, Mountain Whitefish. Classic western Montana alpine-lake fishing.
In Musselshell, Petroleum, Garfield and 3 more counties in Montana, Musselshell River is a 571 km river or creek. An eastern Montana prairie river (Milk, Marias, Musselshell, Powder, Tongue) — Channel Catfish, Sauger, Walleye, Northern Pike and Carp in muddy, meandering plains water.
Flatwillow Creek runs 106 km through Petroleum and Fergus Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
In Petroleum and Fergus Counties, Montana, Box Elder Creek is a 83 km river or creek. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
North Willow Creek runs 89 km through Musselshell and Petroleum Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Sacagawea River runs 55 km through Fergus and Petroleum Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
McDonald Creek (70 km) flows through Petroleum and Fergus Counties, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Fergus and Petroleum Counties, Montana — Fords Creek is a 64 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Elk Creek runs 58 km through Fergus and Petroleum Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Petroleum and Fergus Counties, Montana — Blood Creek is a 49 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Bear Creek (36 km) flows through Fergus and Petroleum Counties, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
South Fork Bear Creek (34 km) flows through Fergus and Petroleum Counties, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Fergus and Petroleum Counties, Montana — Brickyard Creek is a 31 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Musselshell, Petroleum and Fergus Counties, Montana — Little Wall Creek is a 32 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Howard Creek (25 km) flows through Musselshell and Petroleum Counties, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
In Petroleum and Fergus Counties, Montana, Pike Creek is a 29 km river or creek. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
In Petroleum and Fergus Counties, Montana, Dovetail Creek is a 22 km river or creek. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Lodgepole Creek (31 km) flows through Garfield and Petroleum Counties, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Mud Springs Creek (25 km) flows through Petroleum County, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
In Petroleum and Fergus Counties, Montana, Yellow Water Creek is a 24 km river or creek. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Cat Creek runs 20 km through Petroleum County, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Petroleum County, Montana — Drag Creek is a 16 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Buffalo Creek (15 km) flows through Petroleum County, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Brush Creek runs 16 km through Petroleum County, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Petroleum County, Montana — Maginnis Creek is a 15 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Dry Blood Creek runs 13 km through Petroleum County, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Alkali Creek runs 13 km through Petroleum County, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Snoose Creek runs 11 km through Petroleum and Fergus Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
North Fork Yellow Water Creek runs 12 km through Fergus and Petroleum Counties, Montana: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Fergus and Petroleum Counties, Montana — Bender Creek is a 13 km stream: A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Dry Creek (9 km) flows through Petroleum County, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
North Maginnis Creek (8 km) flows through Petroleum County, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
South Fork Dry Blood Creek (8 km) flows through Petroleum County, Montana. A Montana warmwater river or large creek — Smallmouth Bass, Channel Catfish, Northern Pike and Carp. Wade or float; access at FWP Fishing Access Sites and bridge crossings.
Across its mapped waters, Petroleum County holds 26 species on PiscaMaps, including Northern Pike, Smallmouth Bass, Channel Catfish, Common Carp, Rainbow Trout, Kokanee Salmon, Bull Trout and Westslope Cutthroat Trout.
Ramps, put-ins and species for every water — plus the carp layer no other US app has.
Open the Montana map Join PiscaMapsOne Montana Fish, Wildlife & Parks fishing licence (Conservation Licence + fishing) covers every public water in the state — the resident annual is about $34, the non-resident annual about $150, with non-resident 2-day (~$35) and 10-day (~$75) options. An Aquatic Invasive Species prevention pass fee applies to residents and non-residents alike. Montana residents 62 and older, and legally blind residents, pay a reduced fee. Buy at fwp.mt.gov.