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Ariopsis simonsi (Starks, 1906) Canchimala sea catfish |
| Family: | Ariidae (Sea catfishes), subfamily: Ariinae | |||
| Max. size: | 33 cm TL (male/unsexed) | |||
| Environment: | demersal; brackish; marine | |||
| Distribution: | Eastern Pacific: Colombia to Peru. | |||
| Diagnosis: | This species is distinguished from its congeners by the following characters: osseous medial groove present; fleshy medial groove of neurocranium conspicuous or inconspicuous, but never surpassing posterior margin of eyes; pterotic lateral margin convex, sometimes angled; lateral margin of sphenotic straight, as wide medially as anteriorly; gill rakers on the first and second gill arches 28-37; medial notch of mesethmoid narrow and deep; pectoral spine long 18.7-22.5% SL external posterior branch of lateral ethmoid columnar and thin, fenestra delimited by mesethmoid and lateral ethmoid conspicuous (Ref. 116660). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||