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Species · Lookalikes

Southern PufferorStriped Burrfish

Two fish anglers mix up. Here is what separates them, and what each one’s rules are in your state.

Studio photograph of a Southern Puffer (Sphoeroides nephelus), side view, on a white background
Southern PufferSphoeroides nephelus
Studio photograph of a Striped Burrfish (Chilomycterus schoepfii), side view, on a white background
Striped BurrfishChilomycterus schoepfii

Rules for both fish from 2 state rulebooks, checked Oct 29, 2026. Every rule names its source and the day it was last checked; the official rulebook is the final word.

How to tell them apart

Southern Puffer

Smooth tan puffer with faint rings and blotches; inflates when annoyed.

Striped Burrfish

Spiny balloon with wavy dark stripes and big doll eyes; short spines are always half-raised.

Striped burrfish, next to southern puffer: spined, striped.

Side by side

Southern PufferStriped Burrfish
Scientific nameSphoeroides nephelusChilomycterus schoepfii
Also called—Spiny boxfish
WatersInshoreInshore
Heaviest state record—1.62 lb · Texas (2014)
On the tableNO — Florida puffers have caused serious saxitoxin poisonings.No — leave the puffer family off the table.
Rules of its own in2 states0 states

Rules for

Every state, both fish

The two fish are regulated differently in 2 of 2 states with a rule for either. In Florida (Atlantic), southern puffer is No size limit, Banned in 5 east-coast counties · elsewhere 2 fish or 100 lb while striped burrfish has no rule of its own there. Call the fish wrong and you keep a short one or throw back a legal one.

StateSouthern Puffer: size · bag · seasonStriped Burrfish: size · bag · season
Florida (Atlantic)No size limitBanned in 5 east-coast counties · elsewhere 2 fish or 100 lbBanned in Volusia–Martin counties (toxin)CheckFWC, Fla. Admin. Code r. 68B-3.007 · checked Not specifically regulated; the state’s default for unlisted species applies.
Florida (Gulf)No size limitBanned in 5 east-coast counties · elsewhere 2 fish or 100 lbBanned in Volusia–Martin counties (toxin)CheckFWC, Fla. Admin. Code r. 68B-3.007 · checked Not specifically regulated; the state’s default for unlisted species applies.

In the app

Point the camera at the fish and Chum names it before you take the picture, southern puffer or striped burrfish, with the right rules for the water you’re standing in. No signal needed.

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Questions anglers ask

How do you tell southern puffer from striped burrfish?

Southern Puffer: Smooth tan puffer with faint rings and blotches; inflates when annoyed. Striped Burrfish: Spiny balloon with wavy dark stripes and big doll eyes; short spines are always half-raised. Striped burrfish, next to southern puffer: spined, striped.

Which is better to eat, southern puffer or striped burrfish?

Southern Puffer: NO — Florida puffers have caused serious saxitoxin poisonings. Striped Burrfish: No — leave the puffer family off the table.

Do southern puffer and striped burrfish have the same limits?

Not everywhere. They differ in 2 state rulebooks. Florida (Atlantic): southern puffer No size limit, Banned in 5 east-coast counties · elsewhere 2 fish or 100 lb, striped burrfish no rule of its own; Florida (Gulf): southern puffer No size limit, Banned in 5 east-coast counties · elsewhere 2 fish or 100 lb, striped burrfish no rule of its own.