Ecology Summary - Stercorarius pomarinus

Ecology Summary - Stercorarius pomarinus

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Ecology of Stercorarius pomarinus

Main Ref.	SAUP Database, 2006
Remarks	Found in the high Arctic, with a close affinity with ice (Ref. 356). Nests in tundras; usual clutch size, 2 eggs (Ref. 97149). A coastal kleptoparasite. Exhibits dipping and plunging behavior (Ref. 356). Known to prey on Brown Lemming (Ref. 97149).

Aquatic zones / Water bodies

	Marine - Neritic	Marine - Oceanic	Brackishwater	Freshwater
Marine zones / Brackish and freshwater bodies	supra-littoral zone littoral zone sublittoral zone	epipelagic mesopelagic epipelagic abyssopelagic hadopelagic	estuaries/lagoons/brackish seas mangroves marshes/swamps	rivers/streams lakes/ponds caves exclusively in caves

Highighted items on the list are where Stercorarius pomarinus may be found.

Habitat

Substrate
Substrate Ref.
Special habitats
Special habitats Ref.

Associations

संदर्भ
Associations
Associated with
Association remarks
Parasitism

feeding

Feeding type	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Custer, T.W. and F.A. Pitelka, 1987
Feeding habit	hunting macrofauna (predator)
Feeding habit Ref.	Custer, T.W. and F.A. Pitelka, 1987

Trophic Level(s)

Estimation method	original sample		unfished population		टिप्पणी
Estimation method	Troph	s.e.	Troph	s.e.	टिप्पणी
From diet composition
From individual food items	5.00	0.50			Tentative trophic level derived from 1 + troph of a single food item
संदर्भ

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