Montana Lakes With Black Bullhead

38 counted Montana lakes list Black Bullhead in Montana Fish, Wildlife & Parks records. The largest is Fort Peck Lake at 233,053 acres.

#	Lake	County	Surface Area	Max Depth
1	Fort Peck Lake	Valley	233,053 acres	-
2	Flathead Lake	Lake	122,132 acres	About 380 ft
3	Bighorn Lake	Big Horn	12,422.5 acres	About 440 ft
4	Noxon Reservoir	Sanders	7,592 acres	-
5	Whitefish Lake	Flathead	3,315 acres	About 220 ft
6	Cabinet Gorge Reservoir	Sanders	2,848 acres	-
7	Tongue River Reservoir	Big Horn	2,112 acres	-
8	Pablo Reservoir	Lake	1,650 acres	-
9	Ninepipe Reservoir	Lake	1,203 acres	-
10	Thompson Falls Reservoir	Sanders	969 acres	-
11	Kicking Horse Reservoir	Lake	657 acres	-
12	Frenchman Reservoir	Phillips	573 acres	-
13	Egan Slough	Flathead	249 acres	-
14	Sophie Lake	Lincoln	221 acres	About 50 ft
15	Fennon Slough	Flathead	215 acres	-
16	Church Slough	Flathead	195 acres	-
17	South Sandstone Reservoir	Fallon	114 acres	About 20 ft
18	Little Warm Reservoir	Phillips	91 acres	-
19	Lake Baker	Fallon	90 acres	-
20	Boxelder Lake	Sheridan	77 acres	About 18 ft
21	Savage Lake	Lincoln	71 acres	About 65 ft
22	Kilbrennan Lake	Lincoln	55 acres	About 20 ft
23	Alvord Lake	Lincoln	53 acres	-
24	McWenneger Slough	Flathead	40 acres	-
25	Anita Reservoir	Yellowstone	37 acres	-
26	Killenbeck Reservoir	Daniels	34 acres	-
27	Panton Coulee Reservoir	Chouteau	32 acres	-
28	Grob Lake	Lincoln	31 acres	-
29	Lindsay Reservoir	Dawson	30 acres	-
30	Arapooish Pond	Big Horn	29 acres	-
31	Spotted Eagle Lake	Custer	25 acres	About 10 ft
32	Harmon Reservoir	Roosevelt	24 acres	-
33	Schoolhouse Lake	Lincoln	15 acres	-
34	Johnson Lake	Flathead	9 acres	-
35	Swisher Lake	Lincoln	9 acres	-
36	Hollecker Lake	Dawson	9 acres	-
37	Bucholtz Reservoir	Carter	1 acres	-
38	Poker Jim Reservoir	Rosebud	1 acres	-

Source: Montana Fish, Wildlife & Parks lake data. Verified October 30, 2026.