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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335).
Eponymy: Johanna Wagner was the wife of the describer, George Wagner (1873–1954), who was a pharmacologist turned zoologist with interests in ornithology, herpetology and ichthyology. [...] (Ref. 128868), visit book page.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bottenlevande. Temperate
North America: Extinct; formerly in the Great Lakes basin, Canada and USA (Ref. 1998).
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 26.5 cm SL hane/ej könsbestämd; (Ref. 12193); common length : 27.5 cm TL hane/ej könsbestämd; (Ref. 12193)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 9 - 11; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 10 - 16. Body elongate, moderately compressed laterally. Head relatively long, snout narrow, elongate; mouth terminal, lower jaw usually equal to upper jaw but may be longer or shorter. Overall coloration silvery with pink iridescence. Pale blue or green on back, becoming blue-green on the sides. Ventral surface silvery white. Pigmentation on premaxillae and on top of the head. Fins mainly clear or white, translucent, with lightly scattered pigmentation, pelvic fins immaculate.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Migratory behaviour is undetermined (Ref. 126106). Formerly commercially important, but now extinct (Ref. 12269).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
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Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 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=0.00490 (0.00268 - 0.00897), b=3.20 (3.04 - 3.36), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.3 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (39 of 100). 🛈 |