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Cypriniformes (Carps) >
Gastromyzontidae (Hillstream loaches)
Eponymy: Mari Albert Johan Van Manen (1877–1943) was a Dutch ethnographer, theosophist and orientalist who made a specialty of the study of Tibet and its texts. [...] (Ref. 128868), visit book page.
Окружающая среда: среда / климатическая зона / пределы глубины / диапазон распространения
экология
; пресноводный демерсальный. Tropical
Asia: China.
Размер / Вес / Возраст
половая зрелость: Lm ?  range ? - ? cm
Max length : 10.6 cm SL самец/пол неопределен; (Ref. 120400)
Краткое описание
определительные ключи | морфология | морфометрия
членистые (мягкие) лучи спинного плавника (общее число) : 10; членистые (мягкие) лучи анального плавника: 7. This species is distinguished from the congeners belonging to the barred group in Vanmanenia by the following set of characters: dorsal part of the head covered with several dark brown vermiculations (vs. a large black blotch in V. microcephala, V. crassicauda, V. serrilineata); gill opening larger, with its upper angle level to the middle point of the eye (vs. opening smaller and its upper angle level with the lower edge of the eye in V. microcephala); flank with 16-21 vermiculations with widths smaller than the eye diameter (vs. 10-21 regular bars with widths approximately equal to the eye diameter in V. microcephala); dorsal part of body with 7-9 black saddles (vs. 4-5 in V. microcephala, V. crassicauda, V. serrilineata); patch of the caudal-fin base dissociated, not connected to the upper and lower margins of the caudal peduncle (vs. complete and not connected to the upper and lower margins of the caudal peduncle in V. tetraloba); flank with 16-21 vermiculations with widths smaller than the eye diameter (vs. 10-21 regular bars with widths approximately equal to the eye diameter in V. tetraloba) (Ref. 120400).
Body shape (shape guide): elongated; Cross section: circular.
Жизненный цикл и брачное поведение
половая зрелость | размножение | нерест | икра | Плодовитость | личинки
Li, X., W. Zhou and X.-J. Che, 2019. Loaches of Vanmanenia (Cypriniformes: Gastromyzontidae) from Yunnan, China with description of a new species. Zootaxa 4603(1):125-144. (Ref. 120400)
Статус Красного Списка МСОП (Ref. 130435: Version 2025-2 (Global))
Угроза для людей
Harmless
Использование человеком
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Оценки, основанные на моделях
Индекс филогенетического разнообразия (ссылка 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00646 (0.00283 - 0.01475), b=3.11 (2.91 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Трофический уровень (ссылка 69278) |
2.6 ±0.2 se; based on size and trophs of closest relatives |
Уязвимость рыбной ловли (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |