Prawn Goby Prawngoby Shrimp Goby

This species is distinguished by the following characters: D VI + I,11-11; A I,11; pectoral rays 18-19; longitudinal scale series 58-66; body depth 5-5.6 in SL; dorsal profile of snout forming an angle of about 60° to horizontal axis of head and body; gill opening reaching forward to, or slightly anterior to, a vertical at posterior margin of preoperculum; 2nd dorsal spine longest (in males 1.2-2.2 times longer than third spine; while in females 1.2-1.6 times longer than third spine); caudal-fin length 2.8-3.6 in SL; 4 longitudinal rows of dark brown spots on body, the first 3 with dashes alternating with small spots, lowermost of 7 or 8 round to slightly oval spots (3rd one small); postorbital head crossed by 4 steeply oblique rows of dashes and spots, 1st short from behind eye, 2nd from behind corner of mouth to above anterior fourth of opercle; snout with a V-shaped dark brown mark dorsoposterior to it; when alive, the ventral part of body with small vertical yellow marks, mostly over abdomen and pectoral fins with a white spot at upper base and a larger one near middle of fin about one-third fin length from base (Ref. 90180).

Dorsal spines (total): 7; Dorsal soft rays (total): 11; Analspines: 1; Analsoft rays: 11

Found in coarse sand and rubble bottoms of coastal reefs in 1-15 m (Ref 90102).

aquarium: commercial

分布於印度-西太平洋區海域，由紅海至臺灣。臺灣分布於南部海域。

小型魚類，不具漁業價值。

第一背鰭：Ⅵ；第二背鰭：Ⅰ, 11~12。臀鰭：Ⅰ, 11。胸鰭：18~19。縱列鱗 52~56。背鰭前鱗0。體延長，前呈圓筒型，後側扁。標準體長為魚體高的4.5~5.2倍；為頭長的3.0~3.3倍。第一背鰭較第二背鰭高，鰭棘不特別延長如絲，長度短於頭長，標準體長為棘長的4.0~4.6倍；尾鰭圓形，與頭長約等長；兩腹鰭癒合，但基部無膜蓋，故不形成吸盤狀，末端可延長至肛門位置。體呈白色至灰色，體側有4條由橘色小斑組成的縱列斑紋，第三條的斑點最大，也比較長。在頰部與鰓蓋上有兩條斷裂的橘色弧形斜斑，有時斜斑會有藍線邊緣；吻背無V型條紋；眼睛之後至背鰭起點亦有點狀斑紋。胸鰭具有白色條紋。西昔爾櫛鰕虎(/Ctenogobiops crocineus/)為本種之同種異名。(林上智、林沛立編寫 2012/10)

暖水性沿岸底層小型魚類，棲息於珊瑚礁區的沙地中，與槍蝦營共生生活。雜食性，以藻類及底棲生物為食。

A common species on sand in 1 to 15m. Symbiotic with alpheid shrimps.