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Eviota toshiyuki Greenfield & Randall, 2010 Toshiyuki's dwarfgoby |
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photo by
Randall, J.E. |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 1.78 cm SL (male/unsexed); 1.8 cm SL (female) | |||
| Environment: | reef-associated; marine; depth range 3 - 8 m | |||
| Distribution: | Northwest Pacific: Japan. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-9; Anal spines: 1-1; Anal soft rays: 8-8. This species is distinguished from its congeners by the following set of characters: dorsal/anal fin-ray formula 9/8; pectoral fin rays 17, some branched; cephalic sensory-pore system pattern I (complete); absence of fifth segmented pelvic-fin ray; pelvic-fin membranes not well-developed; branches on fourth pelvic-fin ray 5-9; non-fimbriate genital papilla; dorsal fin with the first 2 spines filamentous; slender body 17.9-22.2%SL; 2 distinct dark spots on pectoral-fin base; a dark subcutaneous spot midlaterally at posterior end of caudal peduncle (Ref. 83982). | |||
| Biology: | Caught by hand net and rotenone (Ref. 83982). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 31 May 2023 Ref. (130435) | |||
| Threat to humans: | harmless | |||