Hovering Whipgoby

Dorsal-fin rays VI + I,7-1,9 (usually I,8); anal-fin rays I,8 or I,9 (usually I,9); pectoral-fin rays usually 14-16; scales on body extending forward at most to below interdorsal space, the longitudinal scale series 19-40 (mean count 31); canine tooth present on side of lower jaw; head and body compressed; body depth at origin of anal fin 16-25% SL; snout usually shorter than orbit diameter; gill opening reaching to or anterior to posterior margin of orbit; caudal fin usually slightly emarginate; pelvic fins forming a shallow cup, the spines as fleshy lobes; body transparent in life, except for yellow over abdomen; interorbital and iris bright pink. Largest specimen, 19.5mm SL (Ref. 89154).

Benthic spawner.

Dorsal spines (total): 5 - 9; Dorsal soft rays (total): 7 - 9; Analspines: 1; Analsoft rays: 8 - 9

Hovers in groups above branches of certain Acropora corals in shallow lagoon reefs.

Hovers in groups above branches of certain Acropora corals in shallow lagoon reefs, Ref. 48637.

aquarium: commercial

分布於印度-太平洋區海域，由紅海到科克群島，北至臺灣、琉球群島，南至大堡礁北方。臺灣發現於南部海域。

小型魚類，不具漁業價值。

第一背鰭：Ⅳ~Ⅷ (通常是Ⅵ)；第二背鰭：Ⅰ, 7~ 9 (通常是8)；臀鰭：Ⅰ, 8~9 (通常是9)；胸鰭：14~17。縱列鱗 19~40 (平均 31)。身體比同屬的其他物種比起來較粗。標準體長為魚體高的4.4~6.2倍。頭寬小於頭高；吻短，吻長小於眼徑長。口大，上下頜約等長；下頜兩側中部的外列齒，無大型犬齒。眼間隔狹窄，約為眼徑的1/3，有2個感覺孔，感覺孔中斷。腹鰭短，相連癒合成吸盤狀，末端不會延伸至肛門。頭、體呈淺黃色而透明。背鰭及尾鰭透明無色。臀其及腹鰭淺黃褐色。胸鰭基部無斑塊。(林上智、林沛立編寫 2012/10)

暖水性底層小型魚類，主要棲息於熱帶珊瑚礁的蘆莖珊瑚上，具有良好的保護色，與珊瑚營共生生活。常可見到成對棲息於同一株上，並將卵產於珊瑚的表面上。

Bryaninops natans, known commonly as the redeye goby, is a species of marine fish in the family Gobiidae.

The redeye goby is widespread throughout the tropical waters of the Indo-Pacific area, including Red Sea.

B. natans is a small size that can reach a maximum size of 2.5 cm length.