bathyal

(bat̸h′ē əl)

adjective

designating or of the ecological zone () along the continental slope of the ocean floor between c. 100 and 2,000 fathoms (c. 180 and 3,650 m)

Origin: bathy- + -al

See bathyal in American Heritage Dictionary 4

adjective

Of or relating to the region of the ocean bottom between the sublittoral and abyssal zones, from depths of 200 to 4,000 meters (660 to 13,000 feet).

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