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How to Release a Fish Safely in Florida

Part of Core Skills · All fishing tutorials

Jump to: Set Up for a Clean Release Before You Catch · Handle the Fish the Right Way · Remove the Hook Cleanly · Revive the Fish Before You Let Go · Barotrauma and Release Tools Offshore

an angler supporting a fish horizontally underwater before release
Photo: USFWS Mountain Prairie via Wikimedia Commons (public domain).

Catch and release only works if the fish swims away strong. Most released fish survive when they are handled carefully and returned quickly — but Florida stacks the odds against them with hot surface water, long fights in summer heat, and deep-water species that come up bloated from the pressure change. A little technique at the side of the boat is the difference between a fish that lives and one that floats off to die.

Whether you are releasing an undersized snook in the backcountry or a red snapper out on the Gulf reefs, the steps are the same: be ready before the fish is hooked, keep it wet and supported, get the hook out cleanly, and give it the help it needs for the water it came from.

Set Up for a Clean Release Before You Catch

Good releases start before the first cast. Fumbling for tools while a fish flops on a hot deck is where most of the damage happens.

  1. Stage your tools. Keep pliers or a dehooker, a wet towel, and your camera within reach of where you land fish — not buried in a hatch.
  2. Use a rubber or knotless mesh net if you net fish at all. It strips far less of the protective slime coat than dry rope netting, and hooks tangle less in it.
  3. Decide fast. Measure anything borderline right away with our Keeper Checker so a fish you are releasing is not spending extra minutes out of the water while you guess.

Handle the Fish the Right Way

A fish’s body is built to be supported by water, not gravity, and its skin is protected by a slime coat that dry hands and hot decks strip away. Handle every release candidate like it matters — because it does.

  1. Wet your hands first. Dry hands remove slime and leave the fish open to infection. If you can unhook the fish while it is still in the water beside the boat, that is even better.
  2. Support it horizontally with two hands — one under the belly, one gripping the tail or lower jaw where the species allows. Never hang a fish vertically by the jaw or the gills; that can dislocate the jaw and damage internal organs the fish needs to feed again.
  3. Keep air time to a minimum. A good personal rule: hold your own breath while the fish is out of the water. When yours runs out, the fish goes back. Quick photos are fine — taken over the water, with the fish supported, in a few seconds.
  4. Keep it off the deck and the gunwale. Hot fiberglass and dry carpet burn skin and remove slime. If you must set a fish down, use the wet towel you staged earlier.

Remove the Hook Cleanly

  1. Back the hook out the way it went in with pliers, gripping the shank and pushing slightly down and back to clear the barb, while supporting the fish’s weight with your other hand.
  2. Use a dehooker on small or toothy fish. It pops hooks out at arm’s length without hands near teeth or gills, and it is fast enough that the fish often never leaves the water.
  3. If the hook is swallowed, cut the leader. Digging for a deep hook does far more damage than leaving it. Snip the line as close to the hook as you safely can and release the fish — hooks left in place are far less harmful than torn gill or throat tissue.
  4. Watch your own hands. A thrashing fish can drive a second hook point into you, which helps neither of you. Tire the fish properly, control it, then work.
wet hand under the belly wet hand at the tail support the fish horizontally — never hang it by the jaw keep it in the water while you unhook and photograph
Diagram: two wet hands, one under the belly and one at the tail, keep a fish horizontal and in the water (schematic).

Revive the Fish Before You Let Go

A fish played to exhaustion has burned the oxygen in its muscles, and dropping it back limp is not a release. Revive it until it tells you it is ready.

  1. Hold the fish upright in the water, one hand under the belly and one loosely around the tail, keeping its head below the surface.
  2. Move water across the gills. At the dock or shoreline, face the fish into any current. From a boat, ease it gently back and forth — or idle forward slowly on the trolling motor with the fish alongside — so oxygenated water flows over the gills. Do not swish it violently; slow and steady wins.
  3. Wait for strength, not movement. A revived fish starts with tail pushes and ends with a hard kick it wants you to feel. When it can hold itself upright and pulls to get away, open your hands and let it power off on its own.
  4. Give big fish extra time. Tarpon, sharks, and oversized redfish played on light tackle may need several minutes of support in warm Florida water before they are truly ready.

Barotrauma and Release Tools Offshore

Fish brought up from deep water often suffer barotrauma — pressure damage that shows up as a bloated belly, stomach pushed into the mouth, bulging eyes, or a fish that floats and cannot swim back down. Releasing one of these fish at the surface without help is usually a death sentence, which is why release tools matter offshore.

A descending device carries the fish back down — using an inverted hook, a clamp, or a weighted crate on a line — and releases it at depth, where the pressure recompresses its body and it can swim off. A venting tool is a sharp, hollow needle inserted carefully to let the trapped gas escape so the fish can submerge on its own. Used correctly, both give deep-water fish a real chance.

Florida and federal rules require boats fishing for reef fish to be equipped for exactly this:

  • When fishing from a vessel for reef fish in Florida state waters, you must have a descending device or a venting tool rigged and ready for use, and use it when a released fish shows signs of barotrauma.
  • In Gulf federal waters, a descending device and/or venting tool rigged and ready is required; in Atlantic federal waters, a descending device must be on board and ready.
  • A venting tool must be a sharp, hollow instrument — knives, ice picks and screwdrivers do not count and can hurt the fish.

The full, current rules for the species you catch live in our Florida fishing regulations hub.

Regulations checked against the FWC — October 2026. Rules change; confirm at myfwc.com before you fish.

Species This Helps You Catch

Free Florida Fishing Tools

Quickly check whether a fish is a keeper or a release with the Keeper Checker — enter the species and length and get an instant answer, so borderline fish spend less time out of the water.