Walking Catfish Fishing in Florida: The Fish That Walks

On rainy summer nights in south Florida, this fish leaves the water. The walking catfish, Clarias batrachus, breathes air through a special lung-like organ, locks its pectoral spines, and rocks itself across wet ground from ditch to ditch — a Southeast Asian air-breather that arrived with the aquarium trade in the 1960s and has been colonizing Florida’s wetlands, one wet lawn at a time, ever since.

In the water it is unmistakable: an eel-like body wrapped by a very long dorsal fin, no adipose fin, and eight long barbels around a broad, flat head. Nothing in Florida’s native catfish family looks like it — every channel catfish and bullhead carries a short dorsal fin and an adipose fin this fish simply does not have. Most run a pound or two; they fight hard, bite readily on cut bait and worms, and are genuinely good eating where anglers bother.

The rule for this species is the bluntest in this wave, and it follows directly from the fish’s talent: a walking catfish may not be possessed or transported alive. It is a Conditional species under Florida Rule 68-5, flagged by FWC’s exotic identifier as a fish that cannot be possessed live without a special permit. Keep every one you catch — but kill it where you catch it. The livewell is exactly what the law is written to prevent.

Where to Catch Them

Walking catfish are fish of the wet south — canals, ditches, marshes, and swamp edges from the Everglades outward, in the shallowest, warmest, most oxygen-poor water in the system.

Waters and habitat

• Roadside ditches and small canals: the classic habitat — warm, weedy, still ditches that native fish abandon in the dry season and walking catfish treat as home.
• Marsh and swamp edges: along the Everglades and Big Cypress fringes, where they forage in flooded grass and shallow sloughs.
• Rainy-night crossings: in the wet season, moving fish turn up on flooded roads, wet lawns, and parking lots near ditches — a famous Florida sight, and a hint about which ditch to fish at dawn.
• Mud holes and drying pools: air-breathing pays off where water shrinks: shrinking wet-season pools concentrate them with the last of the forage fish.

The air-breather’s advantage

Everything about this fish is built for water other fish can’t use: it survives in stagnant, low-oxygen ditches, tolerates being stranded in mud, and travels overland to new water when the rains come. That is precisely why FWC’s posture toward it is uncompromising — a species whose whole biology is live transport cannot be allowed live transport.

Access without a boat

Complete. This is ditch fishing: banks, culverts, and levee roads cover the habitat, and the prime time — a rainy night — needs nothing but a light and a pair of boots.

When to Catch Them

The wet season rules: late spring through early fall, when warm rain floods the ditches and the fish are on the move. Night is the prime shift — walking catfish forage after dark, and a rainy night at a culvert is the best fishing of the year. Winter slows them in the far south’s coolest weeks. There is no closed season.

How to Catch Them

Tackle. Light to medium spinning or cane-pole gear with 10 to 14 lb line and size 2 to 2/0 hooks — catfish tackle, one size down from channel cat gear. Handle with care: the pectoral spines are stiff, sharp, and painful, and the fish is famously slippery.

Baits and lures. Cut bait, worms, shrimp, chicken liver, and dough balls — the standard catfish menu, fished on the bottom. Walking catfish feed by scent in dark, still water; a smelly bait in a ditch at night outproduces any lure. Lures are a curiosity here, not a method.

Technique. Fish the bottom, fish the dark, fish the rain. Set up where a ditch meets a culvert or a flooded crossing, put the bait down, and watch the line. The bite is a steady catfish pull. Once caught, dispatch the fish immediately and ice it — remember, alive is the one thing it cannot legally be in your possession.

Florida Regulations

Walking catfish is a nonnative nongame fish for harvest purposes and a Conditional species under Florida Rule 68-5 for live-possession purposes — and the second half of that sentence is the whole rule.

Waters	Daily bag	Size rule (total length)
Statewide (all waters)	No limit — keep every one you catch	No minimum size
Fish Management Areas	No limit	No minimum size; intentional release is prohibited on Fish Management Areas

Harvest: unlimited. No bag limit, no possession limit (dead), no size limit, and no closed season. FWC’s regulations booklet gives the general exotic posture in its fish ID chart: nonnative fish “most should be harvested and never released.”

Live possession: banned without a permit. FWC’s Freshwater Exotic Fish Identifier stars the walking catfish — a regulated species that “cannot be possessed live without a special permit” — and the regulations booklet’s Restricted Species page states the class rule: live specimens of Conditional (Rule 68-5.004(1)) and Prohibited (Rule 68-5.006(1)) species may not be possessed. Florida’s Rule 68-5 lists prohibit the whole catfish family Clariidae except the walking catfish, which is Conditional instead: harvestable dead, never possessable alive without authorization. It is also federally listed as injurious wildlife, recorded here as context; the Florida rule above is the one that governs your cooler. In practice: no livewell, no live bucket, no ride home alive — kill it at the ditch bank and ice it.

Release and transport. The never-release posture rests on FWC’s exotic guidance plus Florida’s ban on introducing any nonnative fish into state waters; no live nonnative fish may be transported to or between waters for use as bait. Gear follows the general nongame provisions — rod and reel, setlines and trotlines where lawful, bow and gig under the nongame rules — and a Florida freshwater fishing license is required for nongame species.

Regulations verified against FWC, October 2026 — always confirm current rules at myfwc.com before you fish.

Quick Facts

• Scientific name: Clarias batrachus
• Also known as: walking catfish, air-breathing catfish
• Typical Florida size: 1 to 2 pounds and a foot or so long
• Table quality: good — firm, white flesh, eaten widely across Asia
• Fight quality: strong and slippery — a true catfish pull, plus the land skills

Related Species

Other established exotics in Florida waters include Clown Knifefish, Suckermouth Catfish, Brown Hoplo and Asian Swamp Eel.

See the exact hooks, baits and rigs for Walking Catfish in the Tackle & Bait Picker.