Diogenichthys atlanticus (Tåning, 1928)
Longfin lanternfish
Diogenichthys atlanticus
photo by Canadian Museum of Nature, Ottawa, Canada

Family:  Myctophidae (Lanternfishes), subfamily: Myctophinae
Max. size:  2.9 cm SL (male/unsexed)
Environment:  bathypelagic; marine; depth range 0 - 1050 m, oceanodromous
Distribution:  Atlantic Ocean: widely but unevenly distributed between 50°N and 48°S, less abundant or absent in regions of low productivity. Western Indian Ocean: between 22°S and 45°S. Pacific Ocean: widespread uneven distribution between 35°N and 25°S. South China Sea (Ref.74511).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 10-12; Anal spines: 0-0; Anal soft rays: 15-18
Biology:  Oceanic, epipelagic to mesopelagic (Ref. 4066, 58302), found between 400-930 m during the day and between 18-1,050 m at night (with maximum abundance at 50-100 m and 500-700 m at night) (Ref. 4479). Larvae and juveniles non-migratory at least near the Canary Islands (Ref. 4479). Oviparous, with planktonic eggs and larvae (Ref. 31442). Minimum depth from Ref. 58018.
IUCN Red List Status: Least Concern (LC); Date assessed: 10 July 2012 Ref. (130435)
Threat to humans:  harmless


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