Tetrapturus pfluegeri Robins & de Sylva, 1963
Longbill spearfish
photo by Fishpics

Family:  Istiophoridae (Billfishes)
Max. size:  254 cm FL (male/unsexed); max.weight: 58 kg
Environment:  pelagic-oceanic; marine; depth range 0 - 200 m, oceanodromous
Distribution:  Atlantic Ocean: widely distributed in offshore waters, much more densely so in the western than in the eastern Atlantic. Highly migratory species, Annex I of the 1982 Convention on the Law of the Sea (Ref. 26139).
Diagnosis:  Dorsal spines (total): 0-0; Dorsal soft rays (total): 50-57; Anal spines: 0-0; Anal soft rays: 18-21; Vertebrae: 24-24. Blue-black above, silvery white splattered with brown on the sides, silvery white below; dorsal fins dark blue; pectorals blackish brown, occasionally with tinges of greyish white; pelvic fins blue-black with a black fin membrane; 1st anal fin dark blue with silvery white at base; 2nd anal fin blackish brown.
Biology:  Oceanic species, chiefly found in offshore waters, usually above the thermocline. Feed mainly on pelagic fishes and squids (Ref. 4770). Females probably spawn once a year (Ref. 4770). Marketed frozen.
IUCN Red List Status: Least Concern (LC); Date assessed: 15 September 2010 Ref. (124695)
Threat to humans:  harmless
Country info:   

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