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Definition of mesopelagic
: of or relating to oceanic depths from about 600 feet to 3000 feet (200 to 1000 meters)
From the M-W Editors
Recent Examples of mesopelagic from the Web
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Earlier this month, an oarfish, a creature usually found in mesopelagic zones 200 to 1,000 feet below sea level, became the subject of fascination after surfacing in Carmen, Agusan Del Norte.
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The North American academic community can only supply about 12 ROVs capable of standing up to the pressure and darkness of the mesopelagic zone.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mesopelagic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of mesopelagic
1947
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