Softhead sea catfish (Amphiarius rugispinis)

Scientific name: Amphiarius rugispinis Valenciennes, 1840

Softhead sea catfish (Amphiarius rugispinis)

The Softhead sea catfish (Amphiarius rugispinis) is a brackish-water fish of the family Ariidae. Native range: South America, Guyana to the mouth of the Amazon River.

Biology

Coastal, found chiefly in turbid waters of estuaries and around river mouths. Reproduction appears to be between September to November. Egg diameter is 14-15 mm, numbering about 30-35 per female. Males practice mouth brooding. Marketed fresh and salted; exported frozen.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Amphiarius rugispinis
Family
Ariidae (Sea catfishes)
Order
Siluriformes (Catfish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
45.0
Common length
30.0
Environment
Marine; brackish; demersal
Climate
Tropical
Distribution
South America: Guyana to the mouth of the Amazon River.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Traumatogenic
Uses
Fisheries: minor commercial
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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