When to fish for Cobia: Tide matters less than time-of-day for sight-cast cobia — bright sun and calm seas are required for visual fishing.
Also known as Ling, Lemonfish, Crab-Eater, Black Salmon. Bait, technique, tide windows, and where the bite is on right now.
Cobia — Pelagic-yet-inshore wanderer — sight-fish or chum aggression. Also called Ling, Lemonfish, Crab-Eater, Black Salmon.
Cobia track sharks and rays through pelagic water because the larger fish flush bait — a cobia will follow a 3 m manta ray for hours, picking off baitfish disturbed off the bottom. Sight-casting a buck-tail jig directly in front of a cruising manta is the most reliable way to hook them in the Gulf, more so than any structure-fishing approach.
Cobia is also known as: Ling, Lemonfish, Crab-Eater, Black Salmon. Pelagic-yet-inshore wanderer — sight-fish or chum aggression.
Regional names can confuse anglers and cause misidentification. The table of common names below covers the most-used alternatives across Australia, New Zealand and the US:
Key to correct identification: check the regulations-authority species sheet for your state or territory before keeping any fish — minimum legal sizes, bag limits and identification guides are published by each fisheries department and are the authoritative source.
Hero spots in our coverage where Cobia is in season for August. Click through for the live forecast.
Sight-fishing: cruise nearshore waters (the Chesapeake Bay and Gulf Florida especially) on bright days, looking for cobia surfing on the surface near buoys, channel markers, manta rays, and floating debris. Pitch a bucktail or live eel directly to the fish — they'll often turn and eat aggressively. Wreck / reef chumming: anchor up-current of a known structure in 40–80 ft, chum with cut bait, drop live or cut baits into the slick. Cobia hit hard, run heavy, and require strong tackle (30–50 lb braid).
Field-proven Cobia methods compiled from published tackle guides — AU East reefs, wrecks, marker poles and offshore structure. Every method links its source.
1vertical jigging over structure
Bait / lure: wide-body, slow-pitch or knife-style metal jig with some flutter on the drop
Rig: jig weight matched to depth and current; around 80-100g in 30-50m is a cited starting range, with strong assist hooks because cobia can straighten light slow-pitch hooks
When & where: reef edges, wrecks and marker poles where the boat can be positioned over fish and jigs worked through the water column
2unweighted live bait drop
Bait / lure: live herring, scad, fusilier or other small legal live baitfish
Rig: live-bait hook through the nose; fish unweighted first, or add a ball sinker ahead of the bait when deeper water or current requires it
When & where: when cobia are seen or marked around reefs, wrecks, markers or at the back of the boat but will not commit to lures
3live eel or baitfish sight-casting
Bait / lure: live eel, spot, menhaden, crab or other active live bait
Rig: pitch bait on a strong live-bait/circle-hook setup with fluorocarbon leader; keep bait in the water around groups following rays, sharks or structure
When & where: sight-fishing migrating cobia or fish holding near buoys, channels and host animals; regional bait choice varies
4bucktail or soft-eel style jigging
Bait / lure: bucktail jig, jig with curly-tail plastic, or eel-like soft plastic
Rig: strong spin or conventional outfit; use big lifting and dropping rod movements rather than small rapid jig strokes
When & where: Florida/US-style cobia structure and migration situations, included for method depth where cobia sources are strong but regional tackle varies
Tide matters less than time-of-day for sight-cast cobia — bright sun and calm seas are required for visual fishing. On wreck fishing, current direction matters more than tide stage; the down-current side of structure holds the fish.
Cobia migrations along the Atlantic coast (April–May Virginia / Carolinas, fall return) are weakly moon-influenced but solunar feeding periods do correlate with active sight-fishing windows. The fish are nomadic and inconsistent — finding them matters more than timing the moon.
Figures come from each jurisdiction's own fisheries authority, with the source linked on every page above. Rules change — closures in particular are reset annually — so confirm with the authority before you keep a fish.
Federal Atlantic: 36" fork length, 1 per person (further restrictions in some states — Virginia and the Carolinas have tighter rules in recent years due to declining stocks). Florida: 36" fork length, 1 per person Atlantic, 33" Gulf. Always verify state wildlife agency rules. The cobia population in the mid-Atlantic has been managed with tightening rules.
Other Australian states — size & bag limits for Cobia: QLD · WA · NT
US state size & bag limits for Cobia: FL · TX · NC · SC · GA · AL · LA · VA · NJ
The IGFA all-tackle world record for Cobia is 79.6 kg, caught by Koby Duncan at Rottnest Island, WA, Australia in 2025. The Australian record (GFAA all-tackle) for Cobia is 49.66 kg, caught by George Walsh at Southpart in 1971.
| Record | Weight | Angler | Location | Date | Source |
|---|---|---|---|---|---|
| World record (IGFA all-tackle)Rachycentron canadum | 79.6 kg | Koby Duncan | Rottnest Island, WA, Australia | 2025-02-17 | IGFA → |
| Australian record (GFAA) | 49.66 kg | George Walsh | Southpart | 1971-11-22 | GFAA → |
Records as published by the IGFA and the Game Fishing Association of Australia — verify against the linked source before citing.
Olli-Mikael Vaittinen has fished his whole life. Fifteen years of fly fishing, guiding seasons on Norway's Lakselva — his favourite Atlantic salmon river — and a blue marlin landed in Vava'u, Tonga. Founder of Fishare — the app that puts the data behind the decisions every angler makes on the water.
Fishare tracks your home spots and pings you when the next 3-hour peak window opens. Log catches and blanks to teach the model your local patterns. The forecast, saved spots and catch log stay free, forever.
Open Fishare