Galeichthys ater Castelnau, 1861
Black seacatfish
Galeichthys ater
photo by SFSA

Family:  Ariidae (Sea catfishes), subfamily: Galeichthyinae
Max. size:  45 cm TL (male/unsexed)
Environment:  reef-associated; marine
Distribution:  Southeast Atlantic: South Africa and Namibia.
Diagnosis:  Anal spines: 0-0; Anal soft rays: 19-22. This species is distinguished with the following characters: short head, nearly as broad as long; blunt snout, well-rounded in lateral profile and dorsally; palatal tooth patches posterior to premaxillary tooth band meet at midline; rounded caudal-fin lobes, of near equal length, fin not deeply forked; short and thick caudal peduncle; underside of body (both head and belly) covered with fine brown specks; anterior gill-rakers on first arch 10-13 (5 + 5); pectoral fin rays 9-12; fatty growth along pectoral fin spines of breeding females not present outside spawning season. Dimorphism present with posterior (humeral) process of cleithrum obvious externally, fan-shaped in females, triangular in males; smooth and shallow dorsomedian cranial depression on exposed skull not reaching supraoccipital process (Ref. 85159).
Biology:  Carnivorous on benthic invertebrates, primarily annelids (Ref. 4332).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  traumatogenic


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