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Stolzmann's weakfish (Cynoscion stolzmanni) — Sciaenidae

Stolzmann's weakfish

Cynoscion stolzmanni
Family: Sciaenidae

The Stolzmann's weakfish (Cynoscion stolzmanni) is a brackish-water fish of the family Sciaenidae that grows up to 115 cm.

Length
115 cm
Water
Brackish
Depth
1.0–30.0 m
Diet
Carnivore
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Harmless
Range
North America: Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras and others
Edibility
Highly prized

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Description

The Stolzmann's weakfish is a croaker (Sciaenidae) from coastal and estuarine water of the eastern Pacific. The species grows to about 50 cm and has an elongate, silvery body with a large mouth, in many species a pair of large canine teeth, and a swim bladder with which it makes a drumming sound. As a fast predator it hunts small fish and shrimp over sand and in the water column. It is a valued sport and food fish. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Stolzmann's weakfish?

The Stolzmann's weakfish has a torpedo-shaped body and is mainly silver-grey.

Where does the Stolzmann's weakfish live?

The Stolzmann's weakfish lives in brackish water and is mostly found around sand or mud bottom. North America: Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras and others

How big does the Stolzmann's weakfish get?

The Stolzmann's weakfish grows to a maximum of about 115 cm. On average the species is around 40 cm.

Is the Stolzmann's weakfish dangerous to humans?

No, the Stolzmann's weakfish is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

Is the Stolzmann's weakfish edible?

Yes, the Stolzmann's weakfish is a highly prized food fish.

More photos

Stolzmann's weakfish (Cynoscion stolzmanni) — Sciaenidae — 2
iNaturalist ((c) Daniel, some rights reserved (CC BY-NC))
Stolzmann's weakfish (Cynoscion stolzmanni) — Sciaenidae — 3
iNaturalist ((c) Oscar Jesus, some rights reserved (CC BY-NC))
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All data

Identification

English name
Stolzmann's weakfish sourced
Scientific name
Cynoscion stolzmanni
Family
Sciaenidae
Other names
Stolzmann's weakfish; White corbina; Yellowfin corvina; Yellowtail corvina; Pelano weakfish verified

Appearance

Size class
Extra large verified
Max length (cm)
115.0 verified
Average length (cm)
40.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Brackish sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
1.0 verified
Max depth (m)
30.0 verified
Natural range
North America: Colombia, Costa Rica, Ecuador, El Salvador, Guatemala, Honduras and others sourced
Origin
Native inferred

Behaviour & biology

Diet
Carnivore inferred
Diet (detail)
Small fishes, crustaceans and invertebrates inferred
Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Edibility
Highly prized inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Cynoscion

More from the family Sciaenidae

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