Rhodeus smithii (Regan, 1908)
Nippon-baratanago,  ニッポンバラタナゴ
Rhodeus smithii
photo by Hippocampus-Bildarchiv

Family:  Acheilognathidae (Bitterlings)
Max. size:  6.5 cm TL (male/unsexed)
Environment:  benthopelagic; freshwater; pH range: 6.80000019073486 - 7.80000019073486; dH range: 20
Distribution:  Asia: Japan.
Diagnosis:   
Biology: 
IUCN Red List Status: Critically Endangered (CR); Date assessed: 01 August 1996 (A1ae, B1+2e) Ref. (130435)
Threat to humans:  harmless
Country info:  Occurs in Lake Biwa, Yodo River, and north Kyushu (Ref. 559). Considered one of the most endangered fishes (Ref. 11881). Spawning season is from April to August in Futatsukawa Creek, Fukuoka Prefecture (Ref. 37350).


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