Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina pelagic-oceanic; havsvandrande (Ref. 71039); djupintervall 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.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 230 cm TL hane/ej könsbestämd; (Ref. 9308); common length : 190 cm TL hane/ej könsbestämd; (Ref. 9308); publicerad maxvikt: 52.0 kg (Ref. 43)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 51 - 57; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 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.
Body shape (shape guide): elongated.
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.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell; sportfisk: ja
Verktyg
Särskilda rapporter
Ladda ner XML
Internet-källor
Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5630 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00457 (0.00229 - 0.00912), b=3.21 (3.03 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
4.5 ±0.76 se; based on food items. |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Assuming tm=2-4). |
Sårbarhet i fisket (Ref. 59153) |
Moderate vulnerability (42 of 100). 🛈 |
Sårbarhet för klimatet (Ref. 125649) |
Moderate vulnerability (45 of 100). 🛈 |
Priskategori (Ref. 80766) |
High.
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Näringsämnen (Ref. 124155) |
Calcium = 35.6 [15.9, 65.1] mg/100g; Iron = 1.07 [0.56, 2.01] mg/100g; Protein = 19.6 [18.3, 20.8] %; Omega3 = 0.296 [0.155, 0.612] g/100g; Selenium = 69.5 [32.9, 148.9] μg/100g; VitaminA = 5.16 [1.47, 18.59] μg/100g; Zinc = 0.345 [0.222, 0.536] mg/100g (wet weight); |