Istiblennius lineatus (Valenciennes, 1836)
Lined rockskipper
Istiblennius lineatus
photo by Wirtz, P.

 Family:  Blenniidae (Combtooth blennies), subfamily: Salariinae
 Max. size:  15 cm TL (male/unsexed)
 Environment:  reef-associated; depth range 0 - 3 m
 Distribution:  Indo-Pacific: Laccadive Islands and Maldives to MangarĂ©va, Gambier Islands. Western Central Pacific: Guam (Ref. 35721).
 Diagnosis:  Dorsal spines (total): 13-14; Dorsal soft rays (total): 22-25; Anal spines: 2-2; Anal soft rays: 23-25. Color dusky, greenish with dusky lines. Males with crest and dorsal with alternate dark and pale oblique lines (Ref. 48636). Living specimens may exhibit a complex facial pattern similar to, but not quite as intricate as, that of Entomacrodus niuafoouensis, and barely discernable parallel pinstripes on their sides.
 Biology:  Adults occur in the intertidal zone of rocky shores, rocky reef flats (Ref. 9710), including rock pools, harbors and mangrove zones (Ref. 48636). They graze algae on rocks by groups (Ref. 90102). 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:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   

 Entered by: Capuli, Estelita Emily - 15.07.92
 Modified by: Luna, Susan M. - 05.02.14
 Checked by: Williams, Jeffrey T. - 05.10.95

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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