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Best channel catfish lakes in Ontario

52 Ontario waters list channel catfish (official records or labelled estimates), 35 mapped with survey or official-chart depth data. Ranked below by size and depth-data quality, leading with the waters in our reviewed search catalog — open any water to see exactly where to fish it: depth contours, scored spots with plain-English reasons, seasonal windows and bait picks. Scent-driven bottom feeder. Holes, channels and inflows — best after dark.

1. Lake Erie — Central Basin West — 77 ft max · real survey depth contours · Smallmouth Bass, Walleye, White Bass, Channel CatfishWhy #1: survey-backed contours receive the ranking's data-quality boost · 14 public access sites, 2 carry-in or shore-oriented
2. Lake Erie — Eastern Basin — 205 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #2: survey-backed contours receive the ranking's data-quality boost · 7 public access sites
3. Lake Erie — Central Basin East — 92 ft max · real survey depth contours · Smallmouth Bass, Walleye, White Bass, Channel CatfishWhy #3: survey-backed contours receive the ranking's data-quality boost · 6 public access sites, 1 carry-in or shore-oriented
4. Lake Erie — Western Basin — 48 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Channel CatfishWhy #4: survey-backed contours receive the ranking's data-quality boost · 1 public access site
5. Lake Simcoe — 135 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #5: survey-backed contours receive the ranking's data-quality boost · 9 public access sites, 1 carry-in or shore-oriented
6. Sturgeon Lake — 35 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, SaugerWhy #6: survey-backed contours receive the ranking's data-quality boost · 9 public access sites
7. Lake Ontario — Bay of Quinte — 35 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #7: survey-backed contours receive the ranking's data-quality boost · 7 public access sites
8. Sparrow Lake — 40 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #8: survey-backed contours receive the ranking's data-quality boost · 4 public access sites, 1 carry-in or shore-oriented
9. Muskrat Lake — 210 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #9: survey-backed contours receive the ranking's data-quality boost · 2 public access sites
10. Black Donald Lake — 140 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #10: survey-backed contours receive the ranking's data-quality boost · 3 public access sites
11. Go Home Lake — 100 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #11: survey-backed contours receive the ranking's data-quality boost · 1 public access site
12. Gloucester Pool — 90 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #12: survey-backed contours receive the ranking's data-quality boost · 1 public access site
13. Dalrymple Lake — 30 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #13: survey-backed contours receive the ranking's data-quality boost · 1 public access site
14. Gibson Lake — 40 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #14: survey-backed contours receive the ranking's data-quality boost · 1 public access site
15. Lake Couchiching — 39 ft max · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #15: mapped size signal; contours are approximated · 2 public access sites
16. Cedar Lake — 82 ft max · Smallmouth Bass, Walleye, Channel Catfish, Yellow PerchWhy #16: mapped size signal; contours are approximated · 1 public access site
17. Bright Lake — 30 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #17: survey-backed contours receive the ranking's data-quality boost · 1 public access site
18. Calabogie Lake — 80 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #18: survey-backed contours receive the ranking's data-quality boost · 2 public access sites
19. Grand River section — 10 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #19: survey-backed contours receive the ranking's data-quality boost · no verified access record attached
20. Lake Ontario — Hamilton Harbour — 77 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #20: survey-backed contours receive the ranking's data-quality boost · 1 public access site
21. Lake Dore — 70 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #21: survey-backed contours receive the ranking's data-quality boost · 2 public access sites
22. Trent River — 30 ft max · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #22: mapped size signal; contours are approximated · 13 public access sites
23. Mink Lake — 39 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #23: survey-backed contours receive the ranking's data-quality boost · 3 public access sites
24. Tea Lake — 56 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #24: survey-backed contours receive the ranking's data-quality boost · 1 public access site
25. Lake St. John — 20 ft max · real survey depth contours · Largemouth Bass, Smallmouth Bass, Walleye, Northern PikeWhy #25: survey-backed contours receive the ranking's data-quality boost · 1 public access site

…plus 27 more Ontario waters holding channel catfish.

Find the closest channel catfish waters to you →

When to fish channel catfish in Ontario

• Spring 3–12 ft — Warm inflows and shallow mud flats after rain.
• Summer 8–25 ft — Deep holes by day; cats roam shallow flats to feed at night.
• Fall 10–30 ft — Fish concentrate in river/creek channels and deeper holes.
• Winter 20–40 ft — Stacked in the deepest holes; slow natural baits.

Also in Ontario: best largemouth bass lakes · best smallmouth bass lakes · best walleye lakes · best white bass lakes · best sauger lakes · best northern pike lakes · best crappie lakes · best bluegill lakes · best rainbow trout lakes · best muskellunge lakes · best yellow perch lakes · best freshwater drum lakes · best common carp lakes · best longnose gar lakes · best chinook salmon lakes · best coho salmon lakes · best steelhead lakes · best lake trout lakes · best brown trout lakes · best brook trout lakes · best landlocked salmon lakes · best lake whitefish lakes · best burbot lakes · best rock bass lakes · best white perch lakes · best cisco (lake herring) lakes · best splake lakes · best pumpkinseed lakes · best brown bullhead lakes · best lake sturgeon lakes

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