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Brazilian flathead (Percophis brasiliensis) — Percophidae

Brazilian flathead

Percophis brasiliensis
Family: Percophidae

The Brazilian flathead (Percophis brasiliensis) is a saltwater fish of the family Percophidae that grows up to 69 cm.

Length
68.5 cm
Water
Saltwater
Depth
5–75 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Elongated (eel-like)
Substrate
Sand / mud bottom
Danger
Harmless
Range
Southwest Atlantic, from southern Brazil to Argentina.
Edibility
Commonly eaten

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Description

The Brazilian flathead is an elongate bottom fish of the family Percophidae from the southwestern Atlantic, from southern Brazil to Argentina. The species reaches about 68 cm and has a slender body with a flattened head and a large, upturned mouth full of small, sharp teeth. It lives demersally on sand and silt bottoms of the continental shelf, to about 75 m deep, where as an ambush predator it lies in wait for small fishes and crustaceans. The species is regularly caught in coastal fisheries and is a valued food fish locally.

Frequently asked questions

How do you recognise the Brazilian flathead?

The Brazilian flathead has an elongate, eel-like body, is mainly silver-grey and shows a plain pattern. Elongate stalking predator with a flattened head; important food fish for the South American south-east coast.

Where does the Brazilian flathead live?

The Brazilian flathead lives in the sea (marine waters) and is mostly found around sand or mud bottom. Southwest Atlantic, from southern Brazil to Argentina.

How big does the Brazilian flathead get?

The Brazilian flathead grows to a maximum of about 69 cm. On average the species is around 40 cm.

Is the Brazilian flathead dangerous to humans?

No, the Brazilian flathead is harmless to humans. None required: this species is harmless to humans.

Is the Brazilian flathead edible?

Yes, the Brazilian flathead is commonly eaten.

More photos

Brazilian flathead (Percophis brasiliensis) — Percophidae — 2
Valentín Alfano (CC BY-NC 4.0) via GBIF — iNaturalist
Brazilian flathead (Percophis brasiliensis) — Percophidae — 3
Wikimedia Commons — Rvalette (CC BY-SA 3.0)
Brazilian flathead (Percophis brasiliensis) — Percophidae — 4
iNaturalist ((c) Violeta Lang, some rights reserved (CC BY-NC))
Brazilian flathead (Percophis brasiliensis) — Percophidae — 5
iNaturalist ((c) Michelle Delaloye, some rights reserved (CC BY-NC))

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All data

Identification

English name
Brazilian flathead verified
Scientific name
Percophis brasiliensis
Family
Percophidae
Other names
Brazilian flathead; Duckbill; South American flathead verified

Appearance

Size class
Large verified
Max length (cm)
68.5 verified
Average length (cm)
40 verified
Body shape
Elongated (eel-like) sourced
Dominant colour
Silver / grey
Pattern
Plain
Tail shape
Straight
Mouth position
Superior (upward)
Lips
Thin
Barbels
No sourced
Dorsal fins
Two separate
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
5 verified
Max depth (m)
75 verified
Natural range
Southwest Atlantic, from southern Brazil to Argentina.
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Small fishes and crustaceans sourced
Social behaviour
Solitary
Territorial
No
Reproduction
Separate sexes sourced
Sexual dimorphism
No
Max. age (years)
19 verified
Seasonality
Present year-round in its habitat; no pronounced seasonality known.
Special features
Elongate stalking predator with a flattened head; important food fish for the South American south-east coast. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Bottom fishing with bait; a prized food fish. sourced
Regulations source

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

More from the family Percophidae

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