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Asia: China, Japan and Korea between the rivers Zhujiang (Pearl river) and Heilongjiang (River Amur). Europe: occurrence in the Russian part of Amur basin is probably the result of introductions. Many authors refer to this species by its old name Macropodus chinensis, but see Ref. 42237. 亞洲: 在河珠江 (珍珠河) 與黑龍江 (河阿穆爾河) 之間的中國，日本與韓國. 在阿穆爾河流域的俄國部份也許引入。 (參考文獻 42924) 也已知來自台灣。 (參考文獻 4537) 記錄來自香港了。 (參考文獻 5258) 許多作家用它的舊名稱 圓尾鬥魚〔Macropodus chinensis〕 指的是這種, 但是見參考文獻 42237.
大小 / 重量 / 年齡
成熟度: Lm? range ? - ? cm Max length : 8.6 cm TL 雄魚/尚未辨別雌雄; (Ref. 112059)
背棘 (總數) : 12 - 19; 背的軟條 (總數) : 5 - 9; 臀棘: 15 - 20; 臀鰭軟條: 7 - 15; 脊椎骨: 27 - 29. Caudal fin rounded; lower margin of preorbital weakly serrated, embedded under skin (Ref. 559). Stripe crossing eye not connecting spot on posterior projection of opercle with eye; posterior dorsal-fin rays filamentous behind vertical of posterior anal-fin rays in adults; 6-13 gill rakers on ceratobranchial of first arch; posterior tip of margin of scales on body not darker than scales (Ref. 42924). Body shape (shape guide): short and / or deep; Cross section: compressed. 尾鰭圓的; 微弱地被鋸齒狀的眶前骨的下緣, 在皮膚下面深入的。 (參考文獻 559) 不橫越眼的斑紋連接斑點在後部突出鰓蓋有眼; 在後部的背鰭鰭條絲狀的在後垂直的在後部臀鰭棘條當成魚時; 在第一鰓弓的角鰓骨上的 6-13個鰓耙; 在身體上的鱗片的邊緣的後頂端不顏色更深鱗片。 (參考文獻 42924)
Obligate air-breathing (Ref. 126274); Biology similar to Macropodus opercularis. Reported to be well-adapted to low winter temperatures (4-25°C); adults and juveniles (about 1.5 cm SL), are sometimes active under ice cover (E. Willems pes.comm. 11/12).
Freyhof, J. and F. Herder, 2002. Review of the paradise fishes of the genus Macropodus in Vietnam, with description of two species from Vietnam and southern China (Perciformes: Osphronemidae). Ichthyol. Explor. Freshwat. 13(2):147-167. (Ref. 42924)
