What Fish Are in Colby Lake?
Colby Lake in St. Louis County, Minnesota has 15 documented fish species: black crappie, bluegill, brown bullhead, burbot, channel catfish, hybrid sunfish, largemouth bass, northern pike, pumpkinseed, rock bass, shorthead redhorse, walleye, white sucker, yellow bullhead, yellow perch. The lake holds an overall water quality grade of C (Fair).
All Documented Species
black crappiebluegillbrown bullheadburbotchannel catfishhybrid sunfishlargemouth bassnorthern pikepumpkinseedrock bassshorthead redhorsewalleyewhite suckeryellow bullheadyellow perch
Game Fish & Panfish in Colby Lake
Colby Lake supports 5 of the region's most-targeted species: black crappie, bluegill, largemouth bass, northern pike, walleye. With a water quality grade of C and a maximum depth of 30 feet across 518 acres, the lake offers conditions consistent with the species mix DNR surveys have recorded.
Lake Conditions
| Water Quality Grade | C (Fair) |
| Water Clarity | 3.5 ft |
| Maximum Depth | 30 ft |
| Surface Area | 518 acres |
| Public Access | Yes |
| Species Count | 15 |