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Species · Lookalikes

Sand SeatroutorSilver Perch

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

Studio photograph of a Sand Seatrout (Cynoscion arenarius), side view, on a white background
Sand SeatroutCynoscion arenarius
Studio photograph of a Silver Perch (Bairdiella chrysoura), side view, on a white background
Silver PerchBairdiella chrysoura

Rules for both fish from 4 state rulebooks, checked Sep 18, 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

Sand Seatrout

Pale sandy seatrout with NO spots, two canine fangs up front, and yellow inside the mouth.

Sand seatrout, next to silver perch: two canine fangs up front.

Silver Perch

Small bright-silver drum with yellowish fins, no chin barbels, no shoulder spot, no canine teeth.

Silver perch, next to sand seatrout: no canines at all.

Side by side

Sand SeatroutSilver Perch
Scientific nameCynoscion arenariusBairdiella chrysoura
Also calledWhite trout, Sand trout
WatersInshoreInshore
Heaviest state record11 lb · Louisiana (1973)0 lb 5.12 oz · Mississippi (2020)
On the tableMild and soft — ice it hard, eat it fresh.Good but small — a panfish.
Rules of its own in3 states1 states

Rules for

Every state, both fish

The two fish are regulated differently in 4 of 4 states with a rule for either. In Florida (Atlantic), sand seatrout is No size limit (12 in TL min in NE FL weakfish zone), 100 lb per person; 1 per person in NE FL weakfish zone while silver perch has no rule of its own there. Call the fish wrong and you keep a short one or throw back a legal one.

StateSand Seatrout: size · bag · seasonSilver Perch: size · bag · season
Florida (Atlantic)No size limit (12 in TL min in NE FL weakfish zone)100 lb per person; 1 per person in NE FL weakfish zoneOpen year-roundOpenFWC 2026 · checked Not specifically regulated; the state’s default for unlisted species applies.
Florida (Gulf)No size limit2 fish or 100 lb per dayOpen year-roundOpenFWC 2026 · checked Not specifically regulated; the state’s default for unlisted species applies.
MississippiNo size limitNo bag limitOpen year-roundOpenMS DMR 2026 · checked Not specifically regulated; the state’s default for unlisted species applies.
North CarolinaNot specifically regulated; the state’s default for unlisted species applies.No size limitNo bag limitOpen year-roundOpenNC DMF 2026 · checked

In the app

Point the camera at the fish and Chum names it before you take the picture, sand seatrout or silver perch, 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 sand seatrout from silver perch?

Sand Seatrout: Pale sandy seatrout with NO spots, two canine fangs up front, and yellow inside the mouth. Silver Perch: Small bright-silver drum with yellowish fins, no chin barbels, no shoulder spot, no canine teeth. Silver perch, next to sand seatrout: no canines at all. Sand seatrout, next to silver perch: two canine fangs up front.

Which gets bigger, sand seatrout or silver perch?

Sand Seatrout. The heaviest state record we hold is 11 lb in Louisiana; the heaviest silver perch record is 0 lb 5.12 oz in Mississippi.

Which is better to eat, sand seatrout or silver perch?

Sand Seatrout: Mild and soft — ice it hard, eat it fresh. Silver Perch: Good but small — a panfish.

Do sand seatrout and silver perch have the same limits?

Not everywhere. They differ in 4 state rulebooks. Florida (Atlantic): sand seatrout No size limit (12 in TL min in NE FL weakfish zone), 100 lb per person; 1 per person in NE FL weakfish zone, silver perch no rule of its own; Florida (Gulf): sand seatrout No size limit, 2 fish or 100 lb per day, silver perch no rule of its own; Mississippi: sand seatrout No size limit, No bag limit, silver perch no rule of its own; North Carolina: sand seatrout no rule of its own, silver perch No size limit, No bag limit.