Plural of barreleye; referring to multiple barreleye fish or instances of this species.
Simply the plural form of barreleye, created by adding the standard English plural suffix -s to the singular noun.
Scientists have only observed a handful of barreleyes in their natural habitat because they live so deep (2,000-2,600 feet down) that special submarines are required—everything we know about them comes from incredibly rare encounters.
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