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Ostorhinchus jenkinsi (Evermann & Seale, 1907) Spot-nape cardinalfish |
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photo by
Allen, G.R. |
| Family: | Apogonidae (Cardinalfishes), subfamily: Apogoninae | |||
| Max. size: | 8.7 cm SL (male/unsexed) | |||
| Environment: | demersal; marine; depth range 8 - 45 m | |||
| Distribution: | Indo-West Pacific: Japan south to Australia; east to Solomon Islands and New Caledonia. | |||
| Diagnosis: | Dorsal spines (total): 8-8; Dorsal soft rays (total): 9-9; Anal spines: 2-2; Anal soft rays: 8-8. Description: Characterized by purplish brown body color; black stripe from snout through eye; side of nape with black spot; caudal fin base with large, vertically ovate black spot; black anterior edge on first dorsal fin; base of second dorsal with black stripe; greatest depth of body 2.6-3.0 in SL (Ref. 90102). | |||
| Biology: | In clear lagoons with deep sand slopes, forming schools above remote rock or coral outcrops to 30 m depth (Ref. 48635). Nocturnal species (Ref. 75154). Forms aggregations (Ref 90102). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 17 August 2023 Ref. (130435) | |||
| Threat to humans: | harmless | |||