Gempylidae

Family Gempylidae

Nesiarchus nasutus Johnson, 1862 —Black gemfish

One specimen of 46 cm TL was caught at depths between 731– 739 m. Habitat and Distribution: larvae and juveniles are epipelagic to mesopelagic and adults benthopelagic to mesopelagic at depth range 200–1,200 m. Dwell on the continental slope or underwater rises, migrating to midwater at night. Worldwide distribution in tropical and subtropical seas except in the eastern Pacific and northern Indian oceans. In the eastern Atlantic it occurs from Iceland and Norway to the Gulf of Guinea. Vulnerability: DD (IUCN), HHV (FishBase).

Ruvettus pretiosus Cocco, 1833 —Oilfish

One specimen was caught at depths between 658– 768 m. Biometry and meristic: 958 mm TL; 810 mm SL; FL: 105.4; HL: 26.4; PO: 9.4; POL: 12.6; ED: 4.8; IOW: 6.2; PD: 23.7; LD: 65.4; PA: 68.3; LA: 20.4, LP: 19.4; LV: 8.3; H: 19.1; D: XIV+17+2'; A: I+16+2'; P: 15; V: I+5; Gr: 6+1+9. Habitat and Distribution: benthopelagic at continental slopes, around oceanic islands and submarine rises at depth range 100–800 m, usually 200– 400 m. Widely distributed throughout the tropical and temperate waters of the world’s oceans. Vulnerability: DD (IUCN), VHV (FishBase).