Diagnostic Description
provided by Fishbase
Head small, pointed and slender; snout short and protruded; mouth slit slanted; large eyes at the center of head, towards tip, interorbital space convex. Long, rhombic body; back behind head convex. Belly scutes from base of pelvic fin to anus. Body gray on back, silvery white on lower sides and belly, a horizontal gray stripe along the central axis; gray on caudal fin and semi-transparent on others (Ref. 45563).
- Recorder
- Estelita Emily Capuli
Biology
provided by Fishbase
Adults inhabit clear still or slow-moving waters of small rivers (Ref. 45563).
分布
provided by The Fish Database of Taiwan
分布於臺灣及中國福建南部地區。臺灣分布於北部及東北部河系之埤塘及湖沼中。
利用
provided by The Fish Database of Taiwan
小型魚類,數量較稀少,不具食用價值,或可當觀賞用魚。在土地大量開發後,現存棲地條件惡化,甚至消失,加上外來入侵種的危害,已漸成為稀有種。因此在農委會與專家學者充分討論下,於2009/4/1公告此種魚屬於第III類---「其他應予保育之野生動物」的保育類野生動物。
描述
provided by The Fish Database of Taiwan
體延長,頗側扁。自腹鰭基部至肛門具有一明顯的肉稜。頭小,吻短。眼小,眼間距寬而稍圓鈍。口稍上前,斜裂,上頜末緣延伸至鼻孔中點的正下方。咽頭齒3列,齒式4.4.2-2.4.5。體被中大型的圓鱗;側線完全,側線鱗數45-47。各鰭均無硬棘,背鰭軟條2(不分枝軟條)+
8(分枝軟條);臀鰭2(不分枝軟條)+
14(分枝軟條);腹鰭1(不分枝軟條)+
7(分枝軟條)。體呈銀白色,背部灰色。體側中央有一灰黑色的縱帶。體側每個鱗片的基部具有小黑點。/Rasborinus
formosae/為本種之同種異名。
棲地
provided by The Fish Database of Taiwan
初級淡水魚。棲息於平原河川中下游緩流的潭區以及湖沼的中上層水域,尤其是透明度較低之半封閉且優氧化水域,喜藏身於水生植物繁生處。雜食性,以有機碎屑、水生昆蟲、浮游動植物等為食。
Metzia formosae: Brief Summary
provided by wikipedia EN
Metzia formosae is a species of cyprinid in the genus Metzia. It is considered "least concern" by the IUCN Red List. It inhabits small rivers in still or slow-moving waters and can be found in Yunnan, China and Taiwan.
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