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hook-sizes/1-0/

1/0 hook

A 1/0 is inside the hook size window for 10 species the Rig Studio models (Smallmouth Bass, Speckled Trout, Flounder, Largemouth Bass, Bonefish, Walleye, Channel Catfish, Steelhead, Northern Pike and Common Carp). One stock size smaller is size 1, one larger is 2/0.

hookScale('1/0') = 24 · stock size 13 of 23 ·8 catalog hooks sold in it · 7 solved rigs

hooks.ruler1/0 ± 2 stock sizes

Where 1/0 sits on the scale

Drawn on the hub chart's curve (8% per stock step) so the progression reads. It is not a measurement: real hooks of one printed size differ between makers and patterns.

1-0.summary
Scale
Aught size: bigger as the number climbs
Next sizes
← #1 · 2/0 →
Fish
10 species in windowSmallmouth Bass (to 5 lb) up to Common Carp (to 30 lb)
Hooks
7 tie-on patternscircle, siwash, ewg, octopus + 1 treble/fly
Rigs
7 solved rigs7 clear every check
species.hookSize ∋ 1/010 rows

What fish a 1/0 hook is for

Every species whose window includes 1/0, lightest fish first. The wire floor is the studio's other hook check: a hook rated under 1.2× the fish's top typical weight is flagged. The last column lists the tie-on hooks we catalog in 1/0 that clear it.

Species whose hook window includes 1/0, with wire floor and covering hooks
SpeciesWindow1/0 isWire floorHooks in 1/0 that clear it
Smallmouth Bass#5 to 2/0inside window≥ 6 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook, Owner Mosquito Light Hook
Speckled Trout#2 to 4/0inside window≥ 8 lb, salt-ratedMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Owner Mutu Light Circle
Flounder1/0 to 5/0smallest in window≥ 10 lb, salt-ratedMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Owner Mutu Light Circle
Largemouth Bass#4 to 5/0inside window≥ 10 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook, Owner Mosquito Light Hook
Bonefish#4 to 2/0inside window≥ 12 lb, salt-ratedMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Owner Mutu Light Circle
Walleye#6 to 1/0largest in window≥ 12 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook, Owner Mosquito Light Hook
Channel Catfish1/0 to 6/0smallest in window≥ 18 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook
Steelhead#6 to 3/0inside window≥ 22 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook
Northern Pike1/0 to 7/0smallest in window≥ 24 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle, Gamakatsu Octopus Hook
Common Carp#6 to 2/0inside window≥ 36 lbMustad Demon Perfect Circle, Eagle Claw Lazer Sharp Circle Sea, Mustad O'Shaughnessy Siwash, Gamakatsu Superline EWG Worm Hook, Owner Mutu Light Circle
rules.ts · hook-small / hook-large

One or two sizes off: what the studio says

Fish whose window ends just short of 1/0. Put a 1/0 on one of these in the builder and it raises a warning, not an error, with a one-click fix to the nearest edge of the window. A hook a size off still catches fish; it just pins fewer of them.

catalog · hook8 sold in 1/0

Hooks we catalog in 1/0

Each pattern whose printed size range includes 1/0. Wire is relative to standard gauge; "holds" is the pull the maker rates it to before the wire opens. The last column counts the fish above that this hook clears both checks for.

Catalog hooks sold in size 1/0
HookBuilt forRangeWireHoldsSaltClears
Mustad Demon Perfect CirclecircleBait soaked on a tight line; hooks the jaw hinge without a hookset#1 to 10/01.2×90 lbrated10 of 10
Eagle Claw Lazer Sharp Circle SeacircleBait soaked on a tight line; hooks the jaw hinge without a hookset#2 to 9/01.1×70 lbrated10 of 10
Mustad O'Shaughnessy SiwashsiwashSingle-hook swap on spoons and spinners for salmon and steelhead#2 to 7/01.3×65 lbrated10 of 10
Gamakatsu Superline EWG Worm HookewgTexas-rigged soft plastics#1 to 6/01.5×60 lbno7 of 10
Owner Mutu Light CirclecircleBait soaked on a tight line; hooks the jaw hinge without a hookset#4 to 6/00.9×45 lbrated10 of 10
Gamakatsu Octopus HookoctopusLive bait, drop-shot, and baits that have to sit naturally#8 to 5/01.0×30 lbno6 of 10
Owner Mosquito Light HookoctopusLive bait, drop-shot, and baits that have to sit naturally#10 to 2/00.7×14 lbno3 of 10
VMC Barbarian Treble HooktrebleReplacement hooks for crankbaits and other hard baits#12 to 2/01.3×45 lbratednot tied on
solver · slots.hook.size = '1/0'7 rigs

Rigs the engine builds on a 1/0 hook

Solved species-and-venue rigs where the solver put a 1/0 on the line. It picks the stock size nearest the middle of the window the hook and fish share, then grades the whole build with the same checks the studio runs.

Solved rigs that use a 1/0 hook
RigHookOn the hookEngine
Common Carp, Farm PondGamakatsu Superline EWG Worm HookGary Yamamoto Senko Soft Stickbaitclears every check
Common Carp, Weedy LakeGamakatsu Superline EWG Worm HookZoom Trick Wormclears every check
Common Carp, Clear ReservoirGamakatsu Superline EWG Worm HookZoom Trick Wormclears every check
Speckled Trout, Inshore FlatEagle Claw Lazer Sharp Circle SeaBerkley Gulp! Shrimpclears every check
Speckled Trout, Mangrove EstuaryEagle Claw Lazer Sharp Circle SeaBerkley Gulp! Shrimpclears every check
Speckled Trout, Jetty & PierEagle Claw Lazer Sharp Circle SeaBerkley Gulp! Shrimpclears every check
Steelhead, River RunEagle Claw Lazer Sharp Circle Seanatural baitclears every check

Named rigs tied on 1/0

frequently asked05
What fish is a 1/0 hook for?

Smallmouth Bass, Speckled Trout, Flounder, Largemouth Bass, Bonefish, Walleye, Channel Catfish, Steelhead, Northern Pike and Common Carp. Those are the species whose working hook window includes 1/0. It is the smallest size we accept for Flounder, Channel Catfish and Northern Pike. It is the largest we accept for Walleye. Size the hook to the bait as well as the fish: the window is where a hook clears the jaw without swamping the mouth.

Is a 1/0 hook bigger than a size 1?

Yes. Aught sizes grow as the number climbs, so 1/0 is larger than #1 and smaller than 2/0. 1/0 is the step right after #1, where the two scales meet.

How big is a 1/0 hook in millimetres or inches?

We do not print a figure, because there is no standard one. Hook sizes are not tied to a length or gap measurement, so a 1/0 from one maker can differ visibly from another's, and patterns differ more than makers do: a long-shank Aberdeen and a short octopus of the same printed size are not the same hook. Compare a new pack against a hook you already know.

Which hook pattern should I buy in 1/0?

7 hooks we catalog come in 1/0: Mustad Demon Perfect Circle (circle, rated 90 lb); Eagle Claw Lazer Sharp Circle Sea (circle, rated 70 lb); Mustad O'Shaughnessy Siwash (siwash, rated 65 lb); Gamakatsu Superline EWG Worm Hook (ewg, rated 60 lb); Owner Mutu Light Circle (circle, rated 45 lb); Gamakatsu Octopus Hook (octopus, rated 30 lb); Owner Mosquito Light Hook (octopus, rated 14 lb). Pick by technique: circle for bait soaked on a tight line; hooks the jaw hinge without a hookset; siwash for single-hook swap on spoons and spinners for salmon and steelhead; EWG for texas-rigged soft plastics; octopus for live bait, drop-shot, and baits that have to sit naturally.

What rigs does the engine build on a 1/0 hook?

Of our 75 solved species-and-venue rigs, 7 put a 1/0 on the line and 7 of those clear every engine check. Among named rigs: Texas Rig for Smallmouth Bass, Carolina Rig for Speckled Trout, Drop Shot Rig for Largemouth Bass, Popping Cork Rig for Speckled Trout, Drift Float Rig for Steelhead and Three-Way Rig for Steelhead.

rig.studio

Open the Common Carp rig from Farm Pond with its 1/0 Superline EWG Worm Hook in the builder, then change the hook size and watch the checks move.

Open in the Rig Studio