Ecsenius isos McKinney & Springer, 1976
photo by Randall, J.E.

Family:  Blenniidae (Combtooth blennies), subfamily: Salariinae
Max. size:  3.2 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 1 - 20 m
Distribution:  Western Central Pacific: New Hebrides (Vanuatu) and New Caledonia.
Diagnosis:  Dorsal spines (total): 12-12; Dorsal soft rays (total): 14-15; Anal spines: 2-2; Anal soft rays: 16-17; Vertebrae: 32-33. Dorsal fin XII.14 or 15, deeply notched between spinous and segmented-ray portions. Anal fin II,16 or 17. Pectoral fin 13 or 14 (rarely 14). Segmented caudal-fin rays 13. Vertebrae 10 + 22 or 23. Dentary incisor teeth which includes anterior canine teeth very similar in appearance with incisors, 43-51; posterior dentary canines 1 on each side. Lateral line lacking pairs of pores, terminating posteriorly at point between verticals from dorsal-fin spines 8 and 11. With cirrus on posterior rim of anterior nostril; absent on anterior rim. With bilateral pair of dark spots on the ventrolateral surface of the head in both males and females, and a dark, somewhat diffused, spot in the pectoral-fin axil. Lateral line generally extending slightly further posteriorly.
Biology:  Oviparous. Eggs are demersal and adhesive (Ref. 205), and are attached to the substrate via a filamentous, adhesive pad or pedestal (Ref. 94114). Larvae are planktonic, often found in shallow, coastal waters (Ref. 94114).
IUCN Red List Status: Least Concern (LC); Date assessed: 25 March 2009 Ref. (130435)
Threat to humans:  harmless


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