Amphiarius rugispinis

Softhead sea catfish
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Siluriformes
Family:	Ariidae
Genus:	Amphiarius
Species:	Amphiarius rugispinis
Binomial name
	Amphiarius rugispinis; (Valenciennes, 1840)
Synonyms
	Arius rugispinis Valenciennes, 1840; Cathorops rugispinis (Valenciennes, 1840); Hexanematichthys rugispinis (Valenciennes, 1840); Notarius rugispinis (Valenciennes, 1840); Tachysurus atroplumbeus Fowler, 1931;

The Softhead sea catfish, Amphiarius rugispinis is a species of sea catfish which is found along the northern coast of South America. It is found chiefly in turbid waters of estuaries and around river mouths; it originates from brackish and marine waters of Trinidad and Tobago, Guyana, Surinam, French Guiana, and Brazil.[1] This species grows to about 45 cm (18 in) TL. Reproduction in A. rugispinis appears to be between September to November. The diameter of the eggs is 14–15 millimetres (⁹⁄₁₆ in), numbering about 30–35 per female.

References

Froese, Rainer and Pauly, Daniel, eds. (2011). "Amphiarius rugispinis" in FishBase. December 2011 version.

Marceniuk, Alexandre P.; Menezes, Naércio A. (2007). "Systematics of the family Ariidae (Ostariophysi, Siluriformes), with a redefinition of the genera" (PDF). Zootaxa. 1416: 1–126.

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[Marceniuk-1] Marceniuk, Alexandre P.; Menezes, Naércio A. (2007). "Systematics of the family Ariidae (Ostariophysi, Siluriformes), with a redefinition of the genera" (PDF). Zootaxa. 1416: 1–126.