Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce pelágico(a,os,as). Tropical; 9°N - 6°S
South America: Amazon system (Ucayali, Jutai, Tapajós, Tocantins and probably other tributaries, also Rio Negro) and Orinoco (middle reaches).
Tamanho / Peso / Idade
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm SL macho/indeterminado; (Ref. 89861)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Espinhos anais: 0; Raios anais moles: 16 - 21. Body fairly slender, somewhat compressed. Snout very short, about 1/2 eye diameter; maxilla very short, tip bluntly rounded, reaching only a little beyond hind rim of eye; gill cover canals of panamensis-type. Anal fin moderate, its origin below about middle of dorsal fin base. A silver stripe along flank.
Occurs in middle and upper reaches of rivers. More data needed.
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Spawn in school (Ref. 205).
Whitehead, P.J.P., G.J. Nelson and T. Wongratana, 1988. FAO Species Catalogue. Vol. 7. Clupeoid fishes of the world (Suborder Clupeoidei). An annotated and illustrated catalogue of the herrings, sardines, pilchards, sprats, shads, anchovies and wolf-herrings. FAO Fish. Synop. 125(7/2):305-579. Rome: FAO. (Ref. 189)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00708 (0.00410 - 0.01222), b=3.16 (3.01 - 3.31), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).