Aves |
Gaviiformes |
Gaviidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; sötvatten; djupintervall 0 - 20 m (Ref. 125033), usually 0 - 5 m (Ref. 125033). Polar; 83°N - 20°N, 172°W - 180°E (Ref. 124582)
Arctic, North Atlantic, North Pacific and the Mediterranean. Known inland in Greenland, northern Canada and northern Russia, also in Alaska, Svalbard, Norway and the Caspian Sea.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm
Found on beach and shoreline (Ref. 116102).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Hüppop, O., J. Dierschke, K.-M. Exo, E. Fredrich and R. Hill 2006 Bird Migration and Offshore Wind Turbines. In Ch. 9: 91-117. Köller, J., J. Köppel and W. Peters (eds.). Offshore Wind Energy, Research on Environmental Impacts. Springer: Germany. 371 pp. (Ref. 96348)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Threat to humans
Harmless
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
Life cycleReproduktion
Könsmognad
Fecundity
Lek
Eggs
Egg development
Larvae
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models