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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Salmoninae
Etymology: Salvelinus: Old name for char; it is the same root of german "saibling" = little salmon (Ref. 45335).
Issue
This species is synonym of Salvelinus malma (Walbaum ,1792) in Eschmeyer (CofF ver. May 2011: Ref. 86870) following Scharpf (2006). Please send references, or more studies are needed.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; Água doce bentopelágico. Polar; 70°N - 68°N
North America: restricted to streams on crest of Brooks Range in Alaska from Romanzoff Mountains west to Howard Pass.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 30.0 cm TL macho/indeterminado; (Ref. 5723); common length : 21.0 cm TL macho/indeterminado; (Ref. 12193); idade máx. registrada: 9 anos (Ref. 12193)
Descrição suscinta
Chaves de identificação | Morfologia | Morfometria
Espinhos dorsais (total) : 0; Raios dorsais (total) : 14 - 17; Espinhos anais: 0; Raios anais : 13 - 15; Vértebras: 65 - 69. Lateral line straight (Ref. 27547). Pelvic fins with small axillary process; caudal slightly indented (Ref. 27547). Deep velvet black on back and sides, paler below; small bright red spots on back and sides, spots smallest and most numerous on back; largest spots smaller than pupil of eye; some or all spots may be surrounded by a blue to pale halo; leading edges of dorsal, anal and pelvic fins cream to yellow; all rayed fins dark, without spots or marks; adipose fin paler than rayed fins, with a dark posterior margin (Ref. 27547).
Found only in small headwater streams (Ref. 27547). In the winter, it congregates in flowing streams (Ref. 27547). Reported to spawn in the spring (Ref. 27547).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Page, L.M. and B.M. Burr, 1991. A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p. (Ref. 5723)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: sem interesse
Ferramentas
Relatórios especiais
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Fontes da internet
Estimates based on models
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00977 (0.00468 - 0.02039), b=3.04 (2.87 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming tmax=3-10).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).
