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Perciformes/Scorpaenoidei (Scorpionfishes) >
Eschmeyeridae (Cofishes)
Etymology: Eschmeyer: Obviously taken from William N. Eschmeyer, contemporary ichthyologist (Ref. 45335); nexus: From features of the species which suggest close relationship to several groups of scorpaenids ('nectere' = to tie or connect); noun in apposition.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 27 - 43 m (Ref. 35988). Tropical
Western Central Pacific: Fiji.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 4.1 cm SL male/unsexed; (Ref. 35988)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 8; Dorsal soft rays (total): 13; Anal spines: 3; Anal soft rays: 8; Vertebrae: 25. Anterior end of isthmus without fleshy papillae. Gill membranes not broadly united to isthmus (Ref. 39602). Frontal and parietal bones strongly ossified. Preorbital spines absent. Anterior dorsal-fin spines extremely short. Fin rays unbranched. Scales absent except on the lateral line; 10 tubed scales, posteriormost on base of caudal fin; without spinous projections. Pelvic fin membrane adnate to body, fused to membrane of opposite side. Pectoral fin lacking a detached ray (Ref. 35988).
Body shape (shape guide): fusiform / normal; Cross section: compressed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Poss, S.G. and V.G. Springer, 1983. Eschmeyer nexus, a new genus and species of scorpaenid fish from Fiji. Proc. Biol. Soc. Wash. 96(2):309-316. (Ref. 35988)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
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