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Salmoniformes (Salmons) >
Salmonidae (Salmonids) > Coregoninae
Etymology: Coregonus: Greek, kore = pupils of the eye + Greek, gonia = angle (Ref. 45335).
Eponymy: Dr Philip Romayne Hoy (1816–1892) was an American physician, explorer and naturalist who qualified as a physician in Ohio in 1840, practised medicine there for some years and then, in 1846, settled in Racine on Lake Michigan. [...] (Ref. 128868), visit book page.
Taxonomic Remarks
Belongs to C. artedi complex.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten pelagiska; ej vandrande (Ref. 126106); djupintervall 30 - 190 m (Ref. 86798). Temperate; 2°C - 16°C (Ref. 32460); 50°N - 41°N, 93°W - 76°W (Ref. 86798)
North America: found only in Great Lakes (except Lake Erie) in Canada-USA and Lake Nipigon in Canada. This species is probably extirpated from Lake Ontario and Lake Nipigon, rare in Lake Michigan, and declining in Lake Superior and Lake Huron.
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 17.6  range ? - ? cm
Max length : 37.0 cm TL hane/ej könsbestämd; (Ref. 86798); common length : 25.5 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 11 år (Ref. 120857)
Adults occur in large lakes, generally at depths of 30-190 m (Ref.86798).
Page, L.M. and B.M. Burr, 2011. A field guide to freshwater fishes of North America north of Mexico. Boston : Houghton Mifflin Harcourt, 663p. (Ref. 86798)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
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=0.00603 (0.00346 - 0.01050), b=3.22 (3.07 - 3.37), 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 diet studies. |
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Generation time |
4.6 (2.9 - 5.8) years. Estimated as median ln(3)/K based on 18 growth studies. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (tm=3; k=0.22). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (42 of 100). 🛈 |