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Ariidae (Sea catfishes) > Ariinae
Etymology: Ariopsis: Greek, ari = very, strength, superiority + Greek, opsis = appearance (Ref. 45335); canteri: Named for Diego Canter Ríos (1984-2007), a young and talented Colombian ichthyologist.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; demersal. Tropical
Caribbean: Colombia.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 35.7 cm SL male/unsexed; (Ref. 116660)
Short description
Identification keys | Morphology | Morphometrics
This species is distinguished from its congeners by the following characters: gill rakers on the first and second gill arches 36-44 rarely 37 or 36; lateral margin of sphenotic straight, as wide anteriorly as medially; pterotic lateral margin markedly convex, sometimes angled; osseous medial groove absent; median portion of mesethmoid narrow, mesethmoid medial notch narrow and deep; fleshy medial groove of neurocranium conspicuous or inconspicuous, but never surpassing posterior margin of eyes; external posterior branch of lateral ethmoid columnar and thin; fenestra delimited by mesethmoid and lateral ethmoid conspicuous; pterotic lateral margin markedly convex, sometimes angled (Ref. 116660).
Cross section: oval.
Found in costal marine and brackish waters; and sometimes entering freshwaters (Ref. 116660).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Marceniuk, A.P., A.P. Acero, R. Cooke and R. Betancur-R, 2017. Taxonomic revision of the new world genus Ariopsis Gill (Siluriformes: Ariidae), with description of two new species. Zootaxa 4290(1):1-42. (Ref. 116660)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
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