Aves |
Charadriiformes |
Laridae
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
Others; zoet water; brak water. Subtropical; 66°N - 47°S, 125°W - 179°E (Ref. 124582)
Atlantic, Indo-Pacific and Mediterranean. Subtropical to temperate.
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm Max length : 59.0 cm TL mannelijk / geslacht onbekend; (Ref. 8812); max. gepubliceerd gewicht: 662.00 g (Ref. 356)
Culmen: 6.87 cm; wing: 40.02 cm.
Total Length: 48 to 59 cm; Wingspan: 127 to 140 cm (Ref. 8812). Estuarine. Found on beach and shoreline (Ref. 116102). Plunge diver; dipping; coastal (Ref. 356). Low rate of mate retention; 75% of individuals change mates between years; attributed to tendency to change nesting localities annually. Nests solitarily or colonially. Variations in nest site quality and mate quality observed. Shifts breeding location and colony site when environment becomes unstable; as in cases of flooding, a factor reducing site fidelity. Possibly a pollutant-related behavioral response to PCB (polychlorinated biphenyls) levels in the North American Great Lakes is lower nest-site tenacity of this species in the area. On the Colombia River, world's largest colony of Caspian Terns were questionably displaced in an attempt to protect hatchery-raised salmon molts on the river (Ref. 87784).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Lepage, D. 2007 Avibase -the World Bird Database. http://www.bsc-eoc.org/avibase/avibase.jsp [accessed 09/07/2007]. (Ref. 7816)
Status op de Rode Lijst van het IUCN
(Ref. 130435: Version 2025-2 (Global))
CITES status (Ref. 108899)
Not Evaluated
Gevaar voor de mens
Gebruik door de mens
FAO - Publication: search | FishSource |
Tools
Meer informatie
LevenscyclusVoortplantingMaturiteitFecunditeitPaaienEierenOntwikkeling van de eierenLarven FysiologieZuurstofverbruik
Menselijk gerelateerdPostzegels, munten, diversen.
Internetbronnen
Schattingen op basis van modellen
Kwetsbaarheid van de visserij (Ref. 71543) |
Moderate vulnerability (44 of 100). |
Prijsklasse (Ref. 80766): |
Unknown. |