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Grallenia sundaensis Allen, Erdmann & Cahyani, 2024 |
| Family: | Gobiidae (Gobies), subfamily: Gobiinae | |||
| Max. size: | 1.69 cm SL (female) | |||
| Environment: | reef-associated; marine; depth range 15 - 20 m | |||
| Distribution: | Eastern Indian Ocean: Indonesia. | |||
| Diagnosis: | Dorsal spines (total): 7-7; Dorsal soft rays (total): 9-10; Anal spines: 1-1; Anal soft rays: 10-10. This species is distinguished from its congeners by the following set of characters: dorsal rays VI + I,9-10 (rarely 9), absence of elongate spines; anal rays I,10; pectoral rays 15-16 (mean 15.9); absence of pelvic frenum; absence of cephalic sensory canals and associated pores; total longitudinal scales 24-29 (mean 26.1), median row interrupted below first dorsal fin by scaleless gap; main mass of body scales extending forward from caudal-fin base to below dorsal-fin junction; colour in alcohol pale yellowish or tan without conspicuous markings, except black margin on anal fin of both sexes; few small clusters of melanophores on dorsal surface of head and small brown spots on side of head; and side of body with 4-6 widely spaced, tiny brown spots or horizontally elongate streaks in mid-lateral row and faint remnants of curved dark markings on the upper and lower caudal-fin base (Ref. 138626). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||