Hazeus ammophilus Allen & Erdmann, 2021
Hazeus ammophilus
photo by Allen, G.R.

Family:  Gobiidae (Gobies), subfamily: Gobiinae
Max. size:  3.34 cm SL (male/unsexed)
Environment:  demersal; marine
Distribution:  Western Pacific: South China Sea; east to Papua New Guinea; north to Japan (Amami Islands).
Diagnosis:  This species is distinguished by the following characters: third or fourth dorsal spine longest; segmented dorsal and anal rays usually 10 (sometimes 9); pectoral rays 13-17 (usually 16); lateral scales 25-28 (usually 26); transverse-scales 7; predorsal scales 6-9 (usually 7, rarely 8-9); ctenoid scales cover the body and nape, except cycloid, embedded scales on prepelvic area and pectoral-fin base; cheek and opercle no scales; different longitudinal pattern of cephalic sensory papillae. Colouration: in life the adult male blotchy golden brown with whitish to pale grey flecks on head and sides, midlateral row of five, large dark brown spots; female with similar, but less vivid coloration, and no double row of transverse brown streaks and brown outer margin on dorsal fins, and instead with a broad, submarginal whitish band (Ref. 125639).
Biology:  Found on sand-bottom habitats (Ref. 125639).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless


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