Классификация / Names
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Characiformes (Characins) >
Stevardiidae (Stevardiids) > Diapominae
Etymology: Bryconamericus: Greek, bryko = to bite + America, latinized (Ref. 45335); singularis: The specific name refers to the singular and striking aspect of this species.
Environment: milieu / climate zone / пределы глубины / distribution range
экология
; пресноводный донно-пелагический. Tropical
South America: Cinaruco River, Orinoco River basin in Venezuela.
Size / Вес / Возраст
половая зрелость: Lm ? range ? - ? cm
Max length : 3.9 cm SL самец/пол неопределен; (Ref. 77139)
Краткое описание
определительные ключи | морфология | морфометрия
членистые (мягкие) лучи спинного плавника (общее число) : 11 - 12; членистые (мягкие) лучи анального плавника: 20 - 21; позвонки: 33. Distinguished from all other species of the genus in having the following characters: top of the head flat; dentary with six or seven slight unicuspid teeth; a dark lateral band extending from posterior edge of the usually diffuse humeral spot to the base of caudal fin, and that widens and strengthens in intensity posteriorly at point beneath dorsal fin origin; and five supraneural bones without cartilage on either upper or lower edges and without cartilage on all structures (Ref. 77139).
Body shape (shape guide): fusiform / normal.
An omnivorous fish which feeds on aquatic insects, snails, seeds and aquatic plants (Ref. 77139).
Life cycle and mating behavior
половая зрелость | размножение | нерест | икра | Fecundity | личинки
Román-Valencia, C., D.C. Taphorn B. and R.I. Ruiz-C., 2008. Two new Bryconamericus: B. cinarucoense n. sp. And B. singularis n. sp. (Characiformes, characidae) from the Cinaruco River, Orinoco Basin, with keys to all Venezuelan species. Anim. Biodivers. Conserv. 31(1):15-27. (Ref. 77139)
Статус Красного Списка МСОП (Ref. 130435: Version 2025-1)
Угроза для людей
Harmless
Использование человеком
дополнительная информация
инструменты
Специальные отчеты
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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=0.01413 (0.00599 - 0.03330), b=2.98 (2.80 - 3.16), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (ссылка
69278): 2.8 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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