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Spotted catfish (Arius maculatus) — Ariidae

Spotted catfish

Arius maculatus
Family: Ariidae
NE · Not Evaluated

The Spotted catfish (Arius maculatus) is a fish that lives in both fresh and salt water of the family Ariidae that grows up to 80 cm.

Length
80 cm
Water
Euryhaline
Depth
50.0–100.0 m
Diet
Carnivore
Behaviour
Solitary
Activity
Nocturnal
Body shape
Torpedo-shaped
Substrate
Sand / mud bottom
Danger
Can cause injury
Range
Indo-West Pacific
Edibility
Commonly eaten

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Description

The spotted catfish is a sea catfish from the Indo-West Pacific, from India, Sri Lanka and Pakistan to the Arafura Sea and the Indo-Australian Archipelago, also in the Mekong Delta. The species grows to about 80 cm and has scaleless, greyish skin with barbels around the mouth. As a bottom-dweller it lives in coastal, brackish and estuarine water between about 50 and 100 metres and eats invertebrates and small fish. It carries strong, venomous spines in the dorsal and pectoral fins that can give painful puncture wounds. The IUCN has not evaluated the species (NE).

Frequently asked questions

How do you recognise the Spotted catfish?

The Spotted catfish has a torpedo-shaped body, is mainly silver-grey and shows a plain pattern. Venomous dorsal and pectoral fin spines; barbels around the mouth

Where does the Spotted catfish live?

The Spotted catfish lives in both fresh and salt water and is mostly found around sand or mud bottom. Indo-West Pacific

How big does the Spotted catfish get?

The Spotted catfish grows to a maximum of about 80 cm. On average the species is around 30 cm.

Is the Spotted catfish dangerous to humans?

The Spotted catfish can cause injury; handle it with care. The dorsal and pectoral fin spines are venomous and cause painful puncture wounds. Immerse the injured area in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, clean the wound and seek medical help for a deep puncture.

Is the Spotted catfish edible?

Yes, the Spotted catfish is commonly eaten.

More photos

Spotted catfish (Arius maculatus) — Ariidae — 2
iNaturalist (no rights reserved)
Spotted catfish (Arius maculatus) — Ariidae — 3
iNaturalist ((c) sdyaung, some rights reserved (CC BY-NC))
Spotted catfish (Arius maculatus) — Ariidae — 4
iNaturalist ((c) 大肚魚, some rights reserved (CC BY-NC))
Spotted catfish (Arius maculatus) — Ariidae — 5
iNaturalist ((c) Allen Lyu, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Spotted catfish verified
Scientific name
Arius maculatus
Family
Ariidae
Other names
Giant cat-fish; Marine catfish; Sea barbel; Sea catfish; Spotted catfish; Catfish; Spotted sea catfish verified

Appearance

Size class
Large verified
Max length (cm)
80.0 verified
Average length (cm)
30.0 verified
Body shape
Torpedo-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain sourced
Tail shape
Forked inferred
Mouth position
Terminal sourced
Lips
Thin sourced
Barbels
Yes sourced
Dorsal fins
One continuous sourced
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Euryhaline sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
50.0 verified
Max depth (m)
100.0 verified
Natural range
Indo-West Pacific verified
Origin
Native verified

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Invertebrates and small fishes inferred
Social behaviour
Solitary sourced
Territorial
No sourced
Activity
Nocturnal sourced
Reproduction
Separate sexes sourced
Sexual dimorphism
No sourced
Seasonality
Estuarine sea catfish; present year-round. sourced
Special features
Venomous dorsal and pectoral fin spines; barbels around the mouth sourced

For anglers

Edibility
Commonly eaten sourced
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
Can cause injury sourced
First aid
The dorsal and pectoral fin spines are venomous and cause painful puncture wounds. Immerse the injured area in water as hot as tolerable (about 45 C) for 30-90 minutes to break down the venom, clean the wound and seek medical help for a deep puncture. sourced

Status & sources

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

Same genus Arius

More from the family Ariidae

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