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Pararasbora moltrechti 台灣副細鯽

Scientific Name:    Pararasbora moltrechti         

Nomenclater:    Regan, 1908
Family:    F102  Cyprinidae
Holotype-Locality:    Lake Candidius, Taiwan
Habitats:    Fresh Water      
Economic Fish:     No
Habitats Depth:    0 - 5 M      
Aquarium Fish:     Yes
Poisonous Fish:    No      
Edible Fish:     Yes
Reference:    Shen, S. C. (ed.) (1993). Fishes of Taiwan. Department of Zoology, National Taiwan University, Taipei. 960 p. Tzeng CS (1996). The freshwater fishes of Taiwan. Taiwan Province Department of Education. Taichung. 183 p. Chen IS and Fang LS (1999). The fresh  Regan, C. T. 1908 沈世傑 編 Shih-Chieh Shen ed. 1993 陳義雄,方力行 1999 陳義雄, 張詠青, 邵廣昭 2005 
Redlist Status    2009-04-01COA, Taiwan Redlist: Critically Endangered   Not in IUCN Redlist  
Common Name in Engulish:    Molterecht's minnow; Taiwan white minnow
Chinese Name transliteration:    tai wan fu si ji, tai wan bai yu
Distribution in Taiwan:    Middle
Distribution in World:    Taiwan
Max Lenth:     8 cm
Specimen List:     ASIZP0065704. ASIZP0065706. ASIZP0065720. ASIZP0065725. ASIZP0065726. ASIZP0801316. ASIZP0801317. ASIZP0801318. ASIZP0801319. ASIZP0801320. ASIZP0911316. ASIZP0911317. ASIZP0911318. ASIZP0911319. ASIZP0911320. BMNH1909.4.28.24-25Syntype. NMNSF00262. NMNSF00273. NMNSF00287. NMNSF01517. NTHUB00671. NTHUB01639. NTHUB01640. NTHUB01871. NTHUB01872. NTHUB01873. NTHUB01874. NTHUB02138. NTUM00469. SU23164.         
Characteristic:    Head large, broad. Snout short, blunt. Eye moderately large. Mouth protractile, oblique; posterior end of upper jaw reaches anterior margin of eye. Barbels absent. Body elongated, compressed; Scales moderately large, cycloid; lateral line complete. L.l.:35-36; dorsal fin rays:3+7; pelvic fin rays:1+7; anal fin rays:2+7. Dorsal fin origin closer to caudal peduncle end than to snout tip; pectoral fin end distant from pelvic fin origin; pectoral and pelvic fins at lower side of body; anal fin rays short, the longest distant from caudal peduncle end; caudal fin concave. Dark grayish dorsally, side and belly silvery white. Dark margins on scales along back and upper side of body.  
Habitats:    Primary freshwater fish, prefers slow running water at middle reaches, can be found in backwater of rivers and ponds, especially areas rich in aquatic vegetation. Form schools. Polyphagia, feeds on diatom and aquatic insects.
Distribution:    Endemic to middle portion of western Taiwan, can be found only in Tachia River and Tatu River.
Utility:    Small in size and poorly noticed. Potential ornamental fish. Endangered.


Text and images are provided by The Fish Datebase of Taiwan (Biodiversity Research Center, Academia Sinica, Taiwan)