Long Lake fishing: Walleye, Channel Catfish, Black Crappie
Target species: Walleye, Channel Catfish, Black Crappie
Boat: 1 ramp or launch on file for this water.
Start here: Launch at Long Lake, 2 lanes.
The lake
Long Lake covers 480 acres in Michigan, across Iosco County. It is a lake: 95.5% of it is 45 feet deep or less; the deepest point measured is at least 62 feet (18.9 m). Our records hold 3 species for this water.
Depth and bottom
Deepest measured point: at least 62 ft (18.9 m). That is the deepest contour line: the bottom goes deeper. 95.5% of the water is 45 feet or shallower. We hold 48 depth contour lines for this water.

- 0–5 ft: 6.7% of the water
- 5–10 ft: 14.4% of the water
- 10–15 ft: 18.2% of the water
- 15–20 ft: 15.1% of the water
- 20–25 ft: 11.3% of the water
- 25–30 ft: 9.2% of the water
- 30–35 ft: 7.5% of the water
- 35–40 ft: 6.7% of the water
- 40–45 ft: 6.4% of the water
- 45–50 ft: 3.6% of the water
- 50–55 ft: 0.9% of the water
- 55–60 ft: 0.2% of the water
Stocking: 590,839 fish, 1979–2026
Michigan DNR records list 590,839 fish released into this water from 1979 to 2026.
- Walleye: 559,051 in 1987–2026
- Channel Catfish: 9,848 in 1997–2016
- Black Crappie: 2,000 in 2019–2020
One more species on the stocking list.
3 target fish, led by Walleye
- Walleye — Feeding water: 50–75°F.
- Channel Catfish — Feeding water: 70–85°F.
- Black Crappie — Feeding water: 65–75°F.
1 ramp or launch on this water
On this water we hold 1 trailer ramp.
- Long Lake — 2 lanes, restrooms. Plainfield Township. phone 989-473-2258
The place listed has no fee or opening hours on file: a blank means we hold no such field, not that it is free or always open, and this list may not be complete.

Water and conditions
Water clarity runs 11–17 feet on our readings, averaging 13.7 feet, from 106 readings. These readings span 2017–2023.
What is hard here
Only 1 public ramp is on file, so the launch decides where you fish.
Where this data comes from
- Michigan EGLE — Michigan EGLE: depth contours: class A, a survey of the bottom.
- Webster, K.E., McCullough, I.M., Soranno, P.A. LAGOS-US DEPTH v1.0, EDI, doi:10.6073/pasta/64ddc4d04661d9aef4bd702dc5d8984f (CC BY 4.0); Cheruvelil et al. LAGOS-US LOCUS v1.0 (EDI) — LAGOS-US DEPTH v1.0: Lake depth for 17,675 lakes in the conterminous U.S.: class B, a depth figure measured and published by an agency, without a bottom map.
















