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Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Smiliogastrinae
Etymology: Enteromius: Greek, enteron = intestine + Greek, myo, mys = muscle (Ref. 45335).
Eponymy: This is a toponym referring to Nyanza, a local name for Lake Victoria, where these species are found. (Ref. 128868), visit book page.
Environment: milieu / climate zone / пределы глубины / distribution range
экология
; пресноводный донно-пелагический; pH range: 6.5 - 7.5; dH range: 10 - 18. Tropical; 18°C - 28°C (Ref. 13614)
Africa: Lake Victoria and affluent streams and rivers (Ref. 104796). Also found in Middle Akagera system in Rwanda (Ref. 27628, 46152).
Size / Вес / Возраст
половая зрелость: Lm ? range ? - ? cm
Max length : 7.0 cm SL самец/пол неопределен; (Ref. 27628)
Краткое описание
определительные ключи | морфология | морфометрия
членистые (мягкие) лучи спинного плавника (общее число) : 8; членистые (мягкие) лучи анального плавника: 6. Last ray of dorsal fin slightly hardened and less toothed on the posterior side, certainly the distal part (Ref. 27628; [I think the author meant last unbranched ray instead of last ray; Gert Boden, 2001]). Barbels short; anterior barbels not passing the nostrils; posterior barbels just passing the anterior side of the eye (Ref. 27628). Dorsal side brown-silver colored, ventral side silver. A grayish black or black lateral band leaps from the operculum to the caudal fin; dorsal, caudal and anal fins are brown-orange, paired fins are not colored (Ref. 27628).
Body shape (shape guide): fusiform / normal.
Found in lakes and rivers. In the Lake Victoria system it appears in rivers and lake-side streams during rains, and in dry season along shores of the lake (adults) or in floodwater pools (juveniles) (Ref. 104796). Anadromous (Ref. 104796). Likely to spawn twice a year; floodwater pools appear to be spawning grounds; breeding may also occur among grasses at river edges (Ref. 104796).
Life cycle and mating behavior
половая зрелость | размножение | нерест | икра | Fecundity | личинки
Lévêque, C. and J. Daget, 1984. Cyprinidae. p. 217-342. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 2801)
Статус Красного Списка МСОП (Ref. 130435: Version 2025-1)
Угроза для людей
Harmless
Использование человеком
рыболовство: интереса не представляет
дополнительная информация
инструменты
Специальные отчеты
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ресурсы в Интернет
Estimates based on models
Phylogenetic diversity index (ссылка
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00523 - 0.02406), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (ссылка
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
устойчивость к внешним воздействиям (ссылка
120179): высокий, минимальное время удвоения популяции до 15 месяцев (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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