Diamond LakeFishing
Diamond Lake fishing & fish stocking
Fish stocking records and fishing regulations for Diamond Lake in Michigan. See the latest stockings below — which species were added, how many, and when — plus size and creel limits and where to get your Michigan fishing license.
Regulations
Michigan DNR
Statewide baseline: Bass Sat. before Memorial Day–Dec. 31; Walleye Last Sat. in April–Mar. 15 (Lower Peninsula inland); Muskellunge 1st Sat. in June–Mar. 15; panfish/catfish open all year.
| Species | Min. length | Daily creel | Notes |
|---|---|---|---|
| Walleye | 15" | 5 | — |
| Largemouth/Smallmouth bass | 14" | 5 | Combined limit, either species |
| Northern pike | — | 5 | Diamond Lake special regulation — up to 5 pike of any size, but only 1 may be ≥24" (looser than the statewide 24"/2-fish default) |
| Muskellunge | 42" | 1 | Per angler per license year; mandatory harvest registration within 24 hrs |
| Channel catfish | 12" | 10 | — |
| Sunfish/panfish (bluegill, crappie, etc.) | — | 25 | No minimum size; 25 in any combination of listed species |
Get your fishing license
Buy or renew a license for Diamond Lake through the state portal.