Scientific Name
Squalidus iijimae  
Squalidus iijimae飯島氏銀鮈
by: Yi-Lang Jheng
Author (Oshima, 1919) Depth 0 - 5M
Chinese 飯島氏銀鮈 Poisonous Fish No 
Family_Chinese 鯉科 Economic Fish No 
Family F102 Cyprinidae Edible Fish No  Chinese In Mainland China 臺灣銀鮈 
Max Length 6.7 cm  Aquarium Fish No  Common Name 車栓仔、飯島氏麻魚、臺銀鮈、南風魚、飯島氏頜鬚鮈、臺灣頜鬚鮈 
Distribution in World Taiwan [Endemic in Taiwan]   Distribution in Taiwan North、Middle 
Habitats Fresh water  Holotype Locality Tozen River, Shin-chu County, Taiwan 
Synonyms Gnathopogon iijimae   
Reference 臺灣魚類誌(沈等, 1993);臺灣淡水及河口魚類誌(陳&方, 1999);臺灣淡水魚類-壹 鯉形目(陳&張, 2005)  Oshima, M. 1919 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 
Specimen List FMNH59096Holotype. FRIP00481. NMNSF00158. NMNSF00163. NMNSF00194. NMNSF00261. NMNSF00265. NMNSF00739. NMNSF01358. NMNSF01480. NMNSF01530. NTUM05257. USNM00192922.  
Common Name Taiwan gudgeon; Iijima's gudgeon 
Redlist Status I2009/4/1 COA, Taiwan Redlist: Critically Endangered   NL Not in IUCN Redlist     DD 2012 Redlist of Fresh Water Fishes::DD
Characteristic Head moderately large. Snout triangular. Eye large, on upper side of head. Mouth oblique, upper jaw longer than lower, posterior end of upper jaw reaches anterior margin of eye; lips thin; one pair of mandibular barbels at corner of mouth. Body elongated, compressed, belly rounded, shaped like a spindle; caudal peduncle thin and long. Scales moderately large, cycloid; lateral line complete. L.l.:33-35; dorsal fin rays:3+7; pectoral branched rays:16; pelvic branched rays:7; anal fin rays:2+6. Pelvic fin origin at midline between snout tip and caudal peduncle end; pectoral fin end distant from pelvic fin origin; pectoral and pelvic fins at lower side of body; caudal fin forked. Olive dorsally, side and belly silvery white. Irregular spots along back and on dorsal and caudal fins; a golden stripe on midline of side near a dark stripe composed of spots.
habitats Primary freshwater fish, prefers still water at lower and middle reaches, can be found in ponds, canals, and backwaters. Polyphagia, feeds on diatom and aquatic insects. 
Distribution Endemic to Taiwan, can be found only in middle reach of Tatu River. 
Utility Small in size, poorly noticed. Potential ornamental species.