Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; pelagic-oceanic; oceanodromous (Ref. 51243); depth range 0 - 1830 m (Ref. 86942), usually 0 - 350 m (Ref. 89423). Subtropical; 43°N - 56°S, 20°E - 68°W
Indian and Pacific: tropical and temperate waters. Although some stray individuals are found in the Atlantic Ocean, this species is believed to have its spawning grounds and principal populations only in the Pacific and Indian Oceans. Highly migratory species.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 230 cm TL male/unsexed; (Ref. 9308); common length : 190 cm TL male/unsexed; (Ref. 9308); max. published weight: 52.0 kg (Ref. 43)
Dorsal spines (total): 0; Dorsal soft rays (total): 51 - 57; Anal spines: 0; Anal soft rays: 18 - 23. Dark blue above, blue splattered with brown on the sides, silvery white below; 1st dorsal fin plain dark blue, other fins brown or dark brown; anal fin bases with tinges of silvery white.
Oceanic and epipelagic, found above the thermocline (Ref. 9308). Feeds on fishes, cephalopods and crustaceans. Also caught as a by-catch of long lines with hooks intended for tuna. Marketed frozen and prepared as fish cakes and sashimi in Japan (Ref. 9308). Also prepared as sausages.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Spawning is believed to occur mainly during the winter months, especially in warm offshore currents with surface temperature of about 25°C.
Nakamura, I., 1985. FAO species catalogue. Vol. 5. Billfishes of the world. An annotated and illustrated catalogue of marlins, sailfishes, spearfishes and swordfishes known to date. FAO Fish. Synop. 125(5):65p. Rome: FAO. (Ref. 43)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial; gamefish: yes
Tools
Fatal error: Uncaught mysqli_sql_exception: Too many connections in /var/www/html/includes/speciessummary.lib.php:2104
Stack trace:
#0 /var/www/html/includes/speciessummary.lib.php(2104): mysqli->__construct()
#1 /var/www/html/summary/speciessummary.php(1787): checkRecordDisplayFBQuizV2()
#2 {main}
thrown in /var/www/html/includes/speciessummary.lib.php on line 2104