Enneapterygius cheni Wang, Shao & Shen 1996

Dorsal spines (total): 14 - 15; Dorsal soft rays (total): 8 - 10; Analspines: 1; Analsoft rays: 17 - 18; Vertebrae: 33

Eggs are hemispherical and covered with numerous sticky threads that anchor them in the algae on the nesting sites (Ref. 240). Larvae are planktonic which occur primarily in shallow, nearshore waters (Ref. 94114).

分布於西北太平洋區，包括台灣及琉球群島。

小型魚類，僅具學術研究價值。

體形小，圓柱狀。上頜向後延伸至瞳孔前緣下方；雄魚吻部長於雌魚；齒小，上下頜具椎形齒；鋤骨及腭骨前端具齒群。眼眶上緣觸角寬大不分叉。鼻瓣膜細長不分叉。頤部感覺孔 4 + 1 + 4。頭部、腹部、胸部及胸鰭基部無鱗。體櫛鱗。側線不連續，分為前後二段，前段側線為孔鱗15-16個，孔鱗側線從胸鰭基後方即稍下降，末端位於第二背鰭2/3處下方；後段側線具1列缺刻鱗16-18個，末端止於尾柄。側線上鱗列 3-4 + 1 + 3-5。D. III+XII-XIII+8-10； A. I+16-17+1； P. ii-iii + 6 + vi-vii (14-16)；L.l. 15-17 + 17-20；Vert. 10 + 23。背鰭低矮，不超過第二背鰭，分成三枚；臀鰭起始於第二背鰭第六-7鰭膜處；胸鰭末端達第二背鰭末端。酒精保存標本，體棕色，雄魚體色較雌魚深，頰部具1白條紋，體具5白色斜條紋，體形小，圓柱狀。上頜向後延伸至瞳孔前緣下方；雄魚吻部長於雌魚；齒小，上下頜具椎形齒；鋤骨及腭骨前端具齒群。眼眶上緣觸角寬大不分叉。鼻瓣膜細長不分叉。頤部感覺孔 4 + 1 + 4。頭部、腹部、胸部及胸鰭基部無鱗。體櫛鱗。側線不連續，分為前後二段，前段側線為孔鱗15-16個，孔鱗側線從胸鰭基後方即稍下降，末端位於第二背鰭2/3處下方；後段側線具1列缺刻鱗16-18個，末端止於尾柄。側線上鱗列 3-4 + 1 + 3-5。D. III+XII-XIII+8-10； A. I+16-17+1； P. ii-iii + 6 + vi-vii (14-16)；L.l. 15-17 + 17-20；Vert. 10 + 23。背鰭低矮，不超過第二背鰭，分成三枚；臀鰭起始於第二背鰭第六-7鰭膜處；胸鰭末端達第二背鰭末端。酒精保存標本，體棕色，雄魚體色較雌魚深，頰部具1白條紋，體具5白色斜條紋，雄魚體側白色斜紋有時減少到2條，尾柄具1黑色橫紋。(李承運、林沛立2012/11編寫)

主要棲息於珊瑚礁之礁岩隙縫。以藻類為食。

Enneapterygius cheni is a species of threefin blenny in the genus Enneapterygius. It was described by S.C. Wang, K.T. Shao, and S.C. Shen in 1996. It is a subtropical blenny found in the northwestern Pacific Ocean, and swims at depths ranging from 0–12 metres. It has been described from Taiwan and the Ryukyu Islands. Male E. cheni can reach a maximum length of 2.4 centimetres. The specific name honours the person who collected the type, Jeng-Ping Chen of the Taiwan Ocean Research Institute.