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Argus fish (Scatophagus argus) — Scatophagidae

Argus fish

Scatophagus argus
Family: Scatophagidae
LC · Least Concern

The Argus fish (Scatophagus argus) is a fish that lives in both fresh and salt water of the family Scatophagidae that grows up to 45 cm.

Length
45 cm
Water
Euryhaline
Depth
0.0–5.0 m
Diet
Omnivore
Behaviour
Small groups
Activity
Diurnal
Body shape
Flat / disc-shaped
Substrate
Sand / mud bottom
Danger
Venomous / poisonous
Edibility
Rarely eaten

Description

The spotted scat is an Indo-West Pacific fish (family Scatophagidae) living in harbours, bays, brackish estuaries and the lower reaches of rivers, often among mangroves. The species grows to about 45 cm and has a deep, disc-shaped, silvery-grey to brownish body covered with dark spots. The dorsal-fin spines are venomous and can cause painful stings. It is an omnivore feeding on worms, crustaceans, insects and plant matter, including detritus. The species is of modest commercial value and is also kept as an aquarium fish, especially as a juvenile.

Frequently asked questions

How do you recognise the Argus fish?

The Argus fish has a flattened, disc-shaped body, is mainly silver-grey and shows a spots pattern.

Where does the Argus fish live?

The Argus fish lives in both fresh and salt water and is mostly found around sand or mud bottom.

How big does the Argus fish get?

The Argus fish grows to a maximum of about 45 cm. On average the species is around 20 cm.

Is the Argus fish dangerous to humans?

The Argus fish is venomous — handle spines with care and seek medical help after a sting if needed.

Is the Argus fish edible?

The Argus fish is rarely eaten.

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All data

Identification

Dutch name
Argusvis sourced
English name
Argus fish verified
Scientific name
Scatophagus argus
Family
Scatophagidae
Other names
Argus fish; Butter fish; Butterfish verified

Appearance

Size class
Large verified
Max length (cm)
45.0 verified
Average length (cm)
20.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Spots inferred
Tail shape
Straight inferred
Mouth position
Terminal inferred
Lips
Thin inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
0.0 verified
Max depth (m)
5.0 verified
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Social behaviour
Small groups inferred
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred

For anglers

Edibility
Rarely eaten sourced
Fishing method
Bodemvissen met klein natuurlijk aas in estuaria; voorzichtig hanteren vanwege de giftige stekels. sourced
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Venomous / poisonous sourced

Status & sources

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

Same genus Scatophagus

More from the family Scatophagidae

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