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Names
Scientific Name:Chaetodon auriga
ZH Common Names:扬幡蝴蝶鱼,人字蝶,丝蝴蝶鱼
EN Common Names:Threadfin butterflyfish
Classification
Chordata > Ray-finned fishes > Perciformes > Butterflyfishes > Butterflyfishes
Descriptions
学名、命名者与年份 : Chaetodon auriga Forsskål, 1775
棲息深度 : 1 - 30
最大體長 : 23 cm
简介 :
俗名人字蝶、白刺蝶、碟仔(臺東)、白虱鬢(澎湖)、金鐘(澎湖)、米統仔(澎湖)。棲息於礁區、近海沿岸,深度1-30公尺,無毒性,不可食用,有觀賞價值,不是經濟性魚類,分布於印度至太平洋,產於臺灣東部、西部、南部、北部、東北部、澎湖、小琉球、蘭嶼、23 cm,模式種產於紅海。
形態特徵 :
體高而呈橢圓形;7列,下9-11列。體被大型鱗片,菱形,呈斜上排列;側線向上陡昇至背鰭第IX棘下方而下降至背鰭基底末緣下方。背鰭單一,硬棘XII-XIII,軟條24,成魚之軟條部末端延長如絲狀;臀鰭硬棘III,軟條19-20。體前部銀白至灰黃色,後部黃色;體側前上方具5長條及3短條之向後斜上暗帶,後下方則具8-9條向前方斜上之暗帶,二者彼此呈直角交會;眼帶於眼上方窄於眼徑,眼下方則寬於眼徑;背鰭和臀鰭具黑緣;尾鰭後端前具黑緣之黃色橫帶;幼魚及成魚於背鰭軟條部均具眼斑。
棲所生態 :
棲息於碎石區、藻叢、岩礁或珊瑚礁區,單獨、成對或小群游動。主要以珊瑚蟲、多毛類、底棲甲殼類、腹足類及藻類等為食。
地理分布 :
分布於印度-太平洋區,西起紅海、東非洲,東至夏威夷、馬貴斯群島(Marquesan Is.)及杜夕島(Ducie I.),北至日本南部,南至羅得豪島(Lord Howe I.)及拉帕(Rapa I.)島。臺灣各地岩礁及珊湖礁海域皆可見其蹤跡。
瀕危狀態 : 不在IUCN瀕危名單中
同種異名 :
Anisochaetodon auriga, Chaetodon auriga setifier, Chaetodon lunaris, Chaetodon satifer, Chaetodon sebanus, Chaetodon setifer, Linophora auriga, Pomacanthus filamentosus, Pomacentrus setifer, Sarothrodus auriga, Tetragonoptrus auriga, Tetragonoptrus setifer
Data Source : fishdb.sinica.edu.tw
Pictures
Neighbors
Three-band Butterflyfish
Chaetodon argentatus
Oriental butterflyfish
Chaetodon auripes
Eastern triangular butterflyfish
Chaetodon baronessa
Foureye butterflyfish
Chaetodon capistratus
Speckled butterflyfish
Chaetodon citrinellus
Redtail butterflyfish
Chaetodon collare
Chaetodon ephippium
Chaetodon ephippium
Blackwedged butterflyfish
Chaetodon falcula
Diagonal butterflyfish
Chaetodon fasciatus
Bluestripe butterflyfish
Chaetodon fremblii
Sunburst butterflyfish
Chaetodon kleinii
Chaetodon lineolatus
Chaetodon lineolatus
Raccoon butterflyfish
Chaetodon lunula
Chaetodon melannotus
Chaetodon melannotus
Millet butterflyfish
Chaetodon miliaris
Spotfin butterflyfish
Chaetodon ocellatus
Eightband butterflyfish
Chaetodon octofasciatus
Chaetodon oxycephalus
Chaetodon oxycephalus
Chaetodon plebeius
Chaetodon plebeius
Chaetodon rafflesi
Chaetodon rafflesi
Mailed butterflyfish
Chaetodon reticulatus
Chaetodon semilarvatus
Chaetodon semilarvatus
Chaetodon speculum
Chaetodon speculum
Banded butterflyfish
Chaetodon striatus
Melon butterflyfish
Chaetodon trifasciatus
Chaetodon ulietensis
Chaetodon ulietensis
Chaetodon vagabundus
Chaetodon vagabundus