Scopelarchus michaelsarsi Koefoed, 1955
Bigfin pearleye
Scopelarchus michaelsarsi
photo by SFSA

 Family:  Scopelarchidae (Pearleyes)
 Max. size:  10.15 cm SL (male/unsexed)
 Environment:  bathypelagic; depth range 256 - 500 m, oceanodromous
 Distribution:  Atlantic, Indian and Pacific: in tropical and subtropical waters; widespread between 30°N to 0° in the eastern Atlantic, unknown from the Gulf of Guinea/Benguela Current area. Does not occur in the Mediterranean Sea and in the eastern Pacific east of 150°W.
 Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 7-9; Anal spines: 0-0; Anal soft rays: 18-21. Medial face of pectorals with dense black pigment (Ref. 6601).
 Biology:  Oceanic and mesopelagic (Ref. 6601, 58302). Most adults are taken in hauls to depths exceeding 500 m, none in hauls to depths less than 250 m. Larvae are taken year-round throughout its range, chiefly in hauls to depths less than 200 and apparently not in hauls restricted to the upper 100 m (Ref. 10755). Adults are presumed to prey on other midwater fishes. Synchronous hermaphrodites (Ref. 6691).
 IUCN Red List Status:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Sa-a, Pascualita - 21.02.96
 Modified by: Ortañez, Auda Kareen - 18.06.07
 Checked by: Garilao, Cristina V. - 05.12.96

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