Diagnostic Description
provided by Fishbase
Body color is olive-gray with scattered irregular dark blotches. The head is gray, sometimes there are two blue stripes radiating forward from the eye. The fins are pale or gray, the dorsal with a reddish edge.
Morphology
provided by Fishbase
Dorsal spines (total): 10; Dorsal soft rays (total): 9; Analspines: 3; Analsoft rays: 8
Importance
provided by Fishbase
fisheries: minor commercial; aquaculture: commercial; price category: very high; price reliability: very questionable: based on ex-vessel price for species in this family
分布
provided by The Fish Database of Taiwan
分布於西北太平洋區,由日本至中國南海。台灣分布於南部、西部及澎湖海域。
利用
provided by The Fish Database of Taiwan
一般以延繩釣、一支釣或底拖網等方式捕獲,高經濟價值的常用食用魚,全年都可以捕撈到,尤其夏天特別多。
描述
provided by The Fish Database of Taiwan
體延長而呈長橢圓形;頭部長略短於或等於體高;唇後與前鼻孔之間距短於頰幅。吻中長而略尖。眼間隔凸起。眼大,位於近於頭背側,但隨著成長而漸分離。口端位;兩頜具犬齒及絨毛狀齒,後方側齒呈犬齒狀;上頜骨上緣平滑或稍呈鋸齒狀。頰部無鱗;胸鰭基部內側不具鱗;側線鱗數47-48;側線上鱗列數4.5;側線下鱗列數15-17。背鰭單一,不具深刻,具硬棘X,軟條9,第IV棘最長;臀鰭硬棘III,軟條8;胸鰭軟條13;尾鰭分叉,兩葉先端尖型。體灰褐色,有不明顯之暗色斑紋;眼前有二條藍色縱紋。奇鰭及胸鰭灰黃色。腹鰭灰黃色,鰭膜之外緣略有暗色。
棲地
provided by The Fish Database of Taiwan
主要棲息於珊瑚礁及砂地交匯的海域,幼魚常出現於河口域。群居性,主要以軟體動物、甲殼類及小魚為食。