Окружающая среда: среда / климатическая зона / пределы глубины / диапазон распространения
экология
; пресноводный донно-пелагический; pH range: 7.0 - ? ; dH range: 20 - ?. Temperate; 10°C - 24°C (Ref. 2059)
Asia: China, Korea, Japan and Amur River basin. At least one country reports adverse ecological impact after introduction.
Длина при первой зрелости / Размер / Вес / Возраст
половая зрелость: Lm ?, range 20 - ? cm
Max length : 47.0 cm TL самец/пол неопределен; (Ref. 1441); 34.3 cm TL (female); common length : 26.0 cm TL самец/пол неопределен; (Ref. 56557); наибольший вес (опубликованные данные): 1.7 kg (Ref. 56557)
позвонки: 42 - 44. Both sides of the body with 7-11 large and blackish spots. Deep body with clearly convex dorsal profile. Head length shorter than body depth. Snout length shorter or equal to postorbital head length. Lips not developed, lateral lobes of lower lip narrow, without folds, the median process large and marked. Barbel length slightly thick, 1/2-2/3 of eye diameter. Dorsal spine strong, equal to HL. Origin of dorsal fin nearer the tip of snout than the caudal base (Ref. 38453). Anal fin with 6 1/2 branched anal rays; last simple dorsal ray ossified, spine-like (Ref. 43281).
Body shape (shape guide): fusiform / normal.
Adults usually found in streams and creeks with moderate flow and sandy bottom (Ref. 43281). Feed mainly on insects and mollusks in summer and on crustaceans in winter (Ref. 1441)
Жизненный цикл и брачное поведение
половая зрелость | размножение | нерест | икра | Плодовитость | личинки
Mature at 3 years of age. Spawns from May to June, with water temperatures from 19-25 C°. Eggs are pasted at underwater plants. Egg diameter about 2mm. Development time about 4 days. Larvae live pelagic for the first 6 days.
Kottelat, M., 2006. Fishes of Mongolia. A check-list of the fishes known to occur in Mongolia with comments on systematics and nomenclature. The World Bank, Washington, DC. 103 p. (Ref. 57778)
Статус Красного Списка МСОП (Ref. 130435: Version 2025-2 (Global))
Угроза для людей
Potential pest (Ref. 43281)
Использование человеком
рыболовство: коммерческий
дополнительная информация
инструменты
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