Ecology Summary - Gasterosteus aculeatus

Ngôn ngữ:

Sinh thái học của Gasterosteus aculeatus

Thông tin chủ yếu	Banister, K., 1986
Các chú thích	Shoaling species outside the breeding season, especially when young. Inhabits vegetated areas, usually over mud or sand (Ref. 5723). In the sea, confined to coastal waters. Forms schools. Eggs are found in nests constructed from plant material (Ref. 41678). Anadromous and nerito-pelagic (Ref. 58426). Feeds on worms, crustaceans, larvae and adult aquatic insects, drowned aerial insects, and small fishes; has also been reported to feed on their own fry and eggs (Ref. 1998). Length in freshwater is 8 cm while in saltwater is 11 cm (Ref. 35388). Preyed upon by American mergansers.

Thông tin chủ yếu

Banister, K., 1986

Các chú thích

Shoaling species outside the breeding season, especially when young. Inhabits vegetated areas, usually over mud or sand (Ref. 5723). In the sea, confined to coastal waters. Forms schools. Eggs are found in nests constructed from plant material (Ref. 41678). Anadromous and nerito-pelagic (Ref. 58426). Feeds on worms, crustaceans, larvae and adult aquatic insects, drowned aerial insects, and small fishes; has also been reported to feed on their own fry and eggs (Ref. 1998). Length in freshwater is 8 cm while in saltwater is 11 cm (Ref. 35388). Preyed upon by American mergansers.

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	Nước lợ/đầm phá/biẻn nước lợ mangroves marshes/swamps	rivers/streams lakes/ponds Các hang động riêng biệt

Highighted items on the list are where Gasterosteus aculeatus may be found.

Habitat

Substrate	Soft Bottom: sand; mud;
Substrate Ref.	Page, L.M. and B.M. Burr, 1991
Special habitats	vegetation
Special habitats Ref.	Page, L.M. and B.M. Burr, 1991

Associations

Tài liệu tham khảo	Scott, W.B. and M.G. Scott, 1988
Associations
Associated with	Young associated with drifting seaweed (Ref. 12114, 12115). Parasites of the species include 5 protozoans, 2 myxosporidians, 4 monogeneans, 12 trematodes, 7 cestodes, 4 nematodes, 2 acanthocephalans, 1 mollusc, 1 branchiuran and 2 copepods (Ref. 5951).
Association remarks
Parasitism

Cho ăn

Dạng thức ăn	mainly animals (troph. 2.8 and up)
Feeding type Ref.	Blegvad, H., 1917
Nơi ăn mồi	hunting macrofauna (predator)
Feeding habit Ref.	Blegvad, H., 1917

Trophic Level(s)

Estimation method	Mẫu nguyên thủy (gốc)		Chủng quần không được khai thác		Chú thích
Estimation method	Troph	s.e.	Troph	s.e.	Chú thích
Từ thành phần dinh dưỡng	3.31	0.18	3.41	0.39	Troph of adults from 2 studies.
Từ các loại thức ăn	3.38	0.46			Trophic level estimated from a number of food items using a randomized resampling routine.
Tài liệu tham khảo	Blegvad, H., 1917

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