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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).
(Physical Geography) denoting or relating to an ocean depth of between 200 and 2000 metres (about 100 and 1000 fathoms), corresponding to the continental slope
bath•y•al(ˈbæθ i əl)
of or pertaining to the biogeographic region of the ocean bottom between the sublittoral and abyssal zones, from depths of approximately 660 to 13,000 ft. (200 to 4000 m).
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|Adj.||1.||bathyal - relating to ocean depths between 200 and 2000 meters (corresponds to the continental slope)|