Free Tool · FishingStaff

Hook Size Chart

Find the perfect hook size for every fish species, bait type, and technique. Visual guide with size comparisons.

📊 Interactive Hook Size Guide

Filter by species:

📏 Hook Size Comparison Chart

#32
Tiny (ice flies)
#16
Small panfish
#8
Trout / bluegill
#2
Bass / walleye
2/0
Medium bait
5/0
Large bass / pike
8/0
Catfish / musky
10/0+
Trophy fish / saltwater

🧠 Hook Selection Tips

Match Bait Size

Hook size should match your bait. Large bait = large hook. Small bait = small hook. Wrong size reduces bites.

Circle vs J-Hooks

Circle hooks are self-setting and great for live bait. J-hooks require you to set. Circles reduce gut-hooking fish.

Wire Strength

Light wire = better penetration for smaller fish. Heavy wire = better for large fish and snags.

Shank Length

Long shank = easier hook removal, good for live bait. Short shank = better for small baits and finesse.

Eyes Matter

Loop eye = easier to tie. Ringed eye = stronger. Needle eye = smallest, for tiny flies.

Brand Quality

Gamakatsu, Owner, and VMC are tournament-grade. Cheap hooks bend or dull. Invest in quality.

Hook Size FAQs

What hook size for bass fishing?
For soft plastics: #2 to #1 hooks. For live shiners: 2/0 to 3/0. For crawfish: 3/0 to 5/0. For topwater: 2/0 to 3/0. Match the bait size — bigger lure = bigger hook.
What hook size for trout?
#10 to #6 for dry flies and small lures. #4 to #1 for spinners and spoons. #1 to 2/0 for live worms and shiners. Stocked trout often prefer smaller hooks (#8–#4).
What does #2 vs 2/0 mean?
Numbers without a slash (#32, #16, #8, etc.) get SMALLER as the number increases. Numbers with /0 (1/0, 2/0, 5/0) get LARGER as the number increases. #1 and 1/0 are similar sizes (transition point).
Best hook style for live bait?
Circle hooks (#2 to 5/0 depending on bait) are best for live bait — they hook themselves when the fish runs and rarely gut-hook. J-hooks work but require you to set the hook.
What hook for catfish?
Catfish need big hooks: 5/0 to 10/0+ with fresh cut bait. Use circle hooks for safety (won’t swallow deeply). Heavy wire (#2 stainless) handles catfish thrashing.
Can I use wrong hook size?
Yes, but with trade-offs. Too small = hook bends or breaks. Too large = fish avoid bait, poor hook set. Match hook size to bait and fish species for best results.