قاعيات

Seaweed and two chitons in a tide pool

الحياة القاعية Benthos ، هي الحياة على قيعان المحيطات أو في بيئات الماء العذب.

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 المصادر الغذائية

Effect of eutrophication on marine benthic life

 حسب الحجم

 Macrobenthos

المقالة الرئيسية: Macrobenthos

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  Seagrass growing off the coast

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  Echinoderms

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  A sea squirt being used as a substrate for a nudibranch's spiral egg

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  Microphotograph of typical macrobenthic animals

 Meiobenthos

المقالة الرئيسية: Meiobenthos

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  Live foraminifera Ammonia tepida (Rotaliida)

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  Water bear Hypsibius dujardini

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  Gastrotrich

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  Copepod

 Microbenthos

"A variety of marine worms": plate from Das Meer by M. J. Schleiden (1804–1881).

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  Marine diatoms

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  Ciliate stentor roeseli

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  Flagellate

 انظر أيضا

• Aphotic zone
• Benthic fish
• Benthopelagic fish
• Bottom feeder
• Demersal fish
• Deep sea
• Deep sea communities
• Intertidal ecology
• Littoral
• Neritic zone
• Nekton
• عوالق
• Pelagic zone
• Photic zone
• Profundal zone
• Sediment Profile Imagery (SPI)
• Stream bed

Contrast the terms plankton (the organisms that float or drift within the water), nekton (the organisms that swim (powerfully) in the water), and neuston (the organisms that float on the water).

 المصادر

• Benthos. (2008) Encyclopædia Britannica. (Retrieved May 15, 2008, from Encyclopædia Britannica Online.)
• Ryan, Paddy (2007) Benthic communities Te Ara - the Encyclopædia of New Zealand, updated 21 September 2007.
• Yip, Maricela and Madl, Pierre (1999) Benthos University of Salzburg.

 وصلات خارجية

• Benthos