abyssal zone

(redirected from Abyssopelagic zone)
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Noun1.Abyssal zone - the deep sea (2000 meters or more) where there is no lightabyssal zone - the deep sea (2000 meters or more) where there is no light
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References in periodicals archive ?
The Abyssopelagic Zone -- also known as The Abyss (for obvious reasons) -- stretches from a depth of 4000 to 6000 meters, where it meets the ocean basin and Continental Rise.
(4) ABYSSOPELAGIC ZONE: Abyss comes from the Greek word meaning "bottomless." Due to crushing water pressure, most residents--like this sea spider--lack a backbone.