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Myctophiformes (Lanternfishes) >
Myctophidae (Lanternfishes) > Diaphinae
Etymology: Diaphus: Greek, dis, dia = through + Greek, physa, phyo = to beget, to have as offspring (Ref. 45335).
Eponymy: ‘Hudson’ was a vessel belonging to the Canadian Coast Guard. The holotype of this species was collected during the Hudson 70 Cruise around the Americas and named in honour of it. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βαθυπελαγικό(ς); ωκεανόδρομο(ς) (Ref. 51243); εύρος βάθους 0 - 840 m (Ref. 58018). Deep-water; 30°S - 52°S
Circumglobal between Subtropical Convergence and about 50°S, but extends in eastern boundary currents. South Atlantic, Pacific and parts of Indian Ocean (Ref. 47377).
Length at first maturity / Μέγεθος / Βάρος / Age
Maturity: Lm ?, range 5 - ? cm
Max length : 8.4 cm SL αρσενικό/απροσδιόριστο; (Ref. 5182)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 0; Μαλακές ραχιαίες ακτίνες (συνολικά) : 13 - 15; Εδρικές άκανθες: 0; Μαλακές εδρικές ακτίνες: 12 - 14.
Oceanic and mesopelagic, occurs mainly below 250 m at night (Ref. 4066). Taken as prey by hakes, kingklip and Cape horse mackerel (Ref. 36731). Specimens reach sexual maturity at a length of 5,4 cm; occurs in waters between 5° and 15°C. (Ref. 47377). Minimum depth from Ref. 58018.
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Hulley, P.A., 1990. Myctophidae. p. 398-467. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI; Paris; and UNESCO, Paris. Vol. 1. (Ref. 4479)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 7.1 - 15.8, mean 11.9 °C (based on 182 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00759 (0.00328 - 0.01756), b=3.02 (2.83 - 3.21), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.3 ±0.52 se; based on food items.
Ελαστικότητα (Ref.
120179): Υψηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού < 15 μήνες (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).