Aves |
Charadriiformes |
Laridae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; Υφάλμυρο. Tropical; 64°N - 44°S, 98°W - 72°E (Αναφ. 125423)
Eastern Pacific, Indian Ocean, Atlantic Ocean and the Mediterranean Sea.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 45.0 cm TL αρσενικό/απροσδιόριστο; (Αναφ. 8812); μεγ. δημοσιευμένο βάρος: 300.00 g (Αναφ. 356)
Culmen: 5.8 cm; tarsus: 2.54 cm; wing: 32.5 cm.
Total Length: 40 to 45 cm; Wingspan: 91 to 94 cm (Ref. 8812). A coastal species (Ref. 356), found on beach and shoreline, nearshore and in islands (Ref. 116102). Primarily foraging inshore. In the North Sea off the east coast of Scotland and northern England, they are known to partially feed on the sandeel, Ammodytes marinus. Breeding pairs share incubation and chick-rearing duties in nesting colonies. They surface-feed by scooping prey from the water and carry it in their bills (Ref. 95711). Displays plunge-diving behavior (Ref. 356). Adults feed their chicks with regurgitated food (Ref. 95711).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | Larvae
Stienen, E.W.M. and A. Brenninkmeijer 2002 Variation in growth in Sandwich Tern chicks Sterna sandvicensis and the consequences for pre- and post-fledging mortality. Ibis 144:567-576. (Αναφ. 5815)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Threat to humans
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Population dynamicsΑύξησηMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionΑφθονία Life cycleΑναπαραγωγή
Γεννητική Ωρίμανση
Γονιμότητα
Γεννοβολία
Eggs
Egg development
Larvae
PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Preferred temperature
(Ref.
115969): 9.5 - 28.8, mean 25.6 (based on 3906 cells).
Ελαστικότητα
Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (K=54.13).
Fishing Vulnerability
Low to moderate vulnerability (35 of 100).
Price category
Unknown.