Eviota zebrina Lachner & Karnella, 1978
Zebra dwarfgoby
Eviota zebrina
photo by Herler, J.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  2.5 cm SL (male/unsexed)
Environment:  reef-associated; depth range 0 - 28 m
Distribution:  Indo-Pacific: Red Sea and Gulf of Aqaba to Kiribati (including Marshall Is., New Caledonia, Fiji, Wallis and Futuna, Samoa and Tonga) ; north to Taiwan and Japan; south to the Great Barrier Reef and Lord Howe Is.
Diagnosis:  Dorsal spines (total): 6-7; Dorsal soft rays (total): 7-10; Anal spines: 1-1; Anal soft rays: 7-9. This species is distinguished by the following characters: cephalic sensory-canal pore system without the IT pore only (pattern 2); all pectoral rays unbranched; dorsal/anal-fin formula 8-9/7-8 (usually 9/8 in the Pacific); fifth pelvic-fin ray 5-10% of fourth ray; preural centrum with a round dark spot, not wedge-shaped; caudal fin with 3-4 dark wavy vertical lines (Ref. 107299). Description: semi-translucent greyish color with internal stripe of alternating yellowish white and dark brown; short brown stripe behind base of pectoral fin with row of white spots above and below; upper head and back with numerous narrow brown saddles; presence of six narrow brown bars above base of anal fin to lower caudal peduncle; each side of snout with horseshoe-shaped black mark on each side of snout; first four dorsal spines of male, sometimes elongate and filamentous; longitudinal scale series 21-24; ctenoid scales, absent on head, nape, breast and pectoral fin base; separated pelvic fins, bases joined by thin membrane; depth of body 5.0-5.5 in SL (Ref. 90102).
Biology:  Inhabits dead algal-covered reef in 3-15 m (Ref. 90102). Reported to feed primarily on harpacticoid copepods (49.5% - 100% of the gut contents) and they consume an average of 249 copepods per square meter of reef surface (Ref. 116739).
IUCN Red List Status: Least Concern (LC); Date assessed: 09 March 2015 Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Capuli, Estelita Emily - 15.11.96
Modified by: Capuli, Estelita Emily - 16.04.19

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