Aves |
Charadriiformes |
Laridae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
. Subtropical
Northern Pacific, Northern Atlantic and the Arctic. Subtropical to polar.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm
Found on beach and shoreline (Ref. 116102). Large, cliff-nesting gulls that exhibit high site fidelity. In the Canadian Arctic, form small colonies on coastal cliffs, tens to hundreds of kilometers apart. Adults feed at sea, away from its colony; parents feed their chicks mainly fish ( Ref. 95169).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Lepage, D. 2007 Avibase -the World Bird Database. http://www.bsc-eoc.org/avibase/avibase.jsp [accessed 09/07/2007]. (مرجع 7816)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Population dynamicsرشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycleتولید مثل
بلوغ
Fecundity
تخم ریزی
Eggs
نمو تخم
Larvae
PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models