bathyal zone


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bathyal zone

[′bath·ē·əl ‚zōn]
(oceanography)
The biogeographic realm of the ocean depths between 100 and 1000 fathoms (180 and 1800 meters).
References in periodicals archive ?
Redeposited benthic foraminifera of middle to outer neritic environment were also common in the upper bathyal zone that includes species of Textularids, Bolivinids, Buliminids and Polymorphinids.
Although most the samples are located in the lower-middle and the lower bathyal zones of the northeastern part of the Carnegie Ridge, some are located over the western flank of the Cocos Ridge and the eastern-central part of the Panama Basin (sample s TR163-15, TR163-2, JPC-32, and MC-4).
Zezina (1997) proposed biogeographic schemes for the bathyal zone based on a recent brachiopod distribution, which is very similar to the results found in the present study for gastropods from the continental slope.