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Myctophiformes (Lanternfishes) >
Myctophidae (Lanternfishes) > Myctophinae
Etymology: Benthosema: Greek, benthos = depth of the sea + Greek, sema, sematos = signal, flag (Ref. 45335).
More on author: Alcock.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina bentopelagisk; djupintervall 10 - 300 m (Ref. 4066). Deep-water; 37°N - 33°S, 33°E - 154°E
Indo-West Pacific: From about 25°S off Mozambique to the Gulf of Oman, east to the Bay of Bengal, Indonesia and western Australia, and north to Japan. Southeast Atlantic: Larvae were present in cruise collections off the eastern coast of South Africa, however, adults have not been reported in this area (Ref. 41388).
Längd vid första mognad / Storlek / Vikt / Ålder
Könsmognad: Lm 2.8, range 3 - 4.5 cm
Max length : 7.0 cm TL hane/ej könsbestämd; (Ref. 9835)
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 13 - 14; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 17 - 22.
Body shape (shape guide): fusiform / normal.
Benthopelagic and mesopelagic in slope and near continental and island waters (Ref. 9835, 11230). Found in 130-300 m during the day and in 10-200 m at night (Ref. 4066). Feeds in the evening (Ref. 9191). Feeds on mainly on copepods and various crustacean larvae. Lipid content is 4.6 % in fresh body weight (Ref. 8966).
Hulley, P.A., 1986. Myctophidae. p. 282-321. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4066)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: mindre kommeriell
Verktyg
Särskilda rapporter
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Uppskattningar baserade på modeller
Önskad temperatur (Ref.
123201): 16 - 28.1, mean 24.5 °C (based on 1123 cells).
Index för fylogenetisk mångfald (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00646 (0.00312 - 0.01335), b=2.95 (2.78 - 3.12), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.27 se; based on food items.
Generation time: 0.7 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (K=1.7).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (10 of 100).
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Sårbarhet för klimatet (Ref.
125649): Moderate vulnerability (37 of 100).
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Näringsämnen (Ref.
124155): Calcium = 202 [61, 817] mg/100g; Iron = 1.27 [0.37, 4.30] mg/100g; Protein = 16.5 [13.8, 19.0] %; Omega3 = 0.914 [0.433, 1.953] g/100g; Selenium = 33.2 [9.1, 138.6] μg/100g; VitaminA = 38.5 [5.4, 262.2] μg/100g; Zinc = 0.967 [0.432, 2.285] mg/100g (wet weight); based on
nutrient studies.
