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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin; eau douce; saumâtre; anadrome (Ref. 51243). Temperate; 44°N - 43°N
Western Atlantic: known only from Yarmouth Harbor, Tusket River drainage, and Leipsigate Lake in southern Nova Scotia, Canada.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL mâle / non sexé; (Ref. 5723); common length : 27.5 cm TL mâle / non sexé; (Ref. 12193)
Épines dorsales (Total): 0; Rayons mous dorsaux (Total): 10-12; Épines anales 0; Rayons mous anaux: 9 - 12; Vertèbres: 63 - 64. Body elongate and tapering, compressed laterally but less so than lake whitefish, greatest body depth at front of dorsal fin. Head relatively short, never observed with nuchal hump; eye small, adipose eyelid distinct; snout length always greater than eye diameter; upper jaw or snout projecting slightly in large males
Occurs in near-shore coastal waters, open water of lakes and small to large rivers, and often in current in rivers. Belongs to C. clupeaformis complex (Ref. 5723). Anadromous (Ref. 5951).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
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Sources 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=0.00457 (0.00190 - 0.01097), b=3.13 (2.92 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.45 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
