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Eviota marerubrum
Eviota marerubrum Tornabene, Greenfield & Erdmann, 2021
Red Sea dwarfgoby
Eviota marerubrum
photo by Cox, C.D.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  1.65 cm SL (male/unsexed); max.weight: 0.1 g
Environment:  reef-associated; marine; depth range 9 - 27 m
Distribution:  Western Indian Ocean: Red Sea (Gulf of Aqaba to Saudi Arabia).
Diagnosis:  Dorsal spines (total): 7-7; Dorsal soft rays (total): 8-8; Anal spines: 1-1; Anal soft rays: 7-7. This species is distinguished by the following characters: body depth ca. 20-25% SL; unbranched pectoral-fin rays, usually 15; cephalic sensory-canal pore pattern lacking only the IT pore, AITO small and opening dorsally; dorsal/anal-fin formula 8/7; fifth pelvic-fin ray 8-15% of fourth ray. Colouration: a small dark circular spot on area of preural centrum connected to a short, narrow dark vertical line over end of hypural plate; caudal fin of freshly dead specimens with 5-6 dark vertical bars, naris long and reddish brown; eye with two distinct white horizontal stripes, one crossing through upper margin of eye, the other crossing through lower margin of eye (Ref. 126577).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 31 May 2023 Ref. (130435)
Threat to humans:  harmless


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