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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Paradiplospinus: Greek, para = the side of + Greek, diploos = double + Latin, spina, pinna = thron (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βαθύβιο(ς); εύρος βάθους 368 - 626 m (Ref. 6181). Deep-water; 16°S - 30°S, 3°E - 15°E (Ref. 6181)
Southeast Atlantic: known only from off Namibia and western South Africa.
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 52.0 cm SL αρσενικό/απροσδιόριστο; (Ref. 27121)
Ραχιαίες άκανθες (συνολικά) : 35 - 38; Μαλακές ραχιαίες ακτίνες (συνολικά) : 26 - 30; Εδρικές άκανθες: 2; Μαλακές εδρικές ακτίνες: 24 - 29; Σπόνδυλοι: 60 - 64. Body is extremely elongate. Mouth is large and with fang-like teeth. Eyes large. Pyloric caeca 6. Color of body and fins brownish black.
Occurs in the upper continental slope (Ref. 6181). Juveniles probably pelagic (probably mesopelagic) (Ref. 6181). Specimens 35 to 40 cm SL had ripe gonads (Ref. 6181).
Life cycle and mating behavior
Maturities | Αναπαραγωγή | Spawnings | Egg(s) | Fecundities | Προνύμφες
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 7.9, mean 7 °C (based on 8 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 4.5 ±0.7 se; based on diet studies.
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (45 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (66 of 100).
Nutrients (Ref.
124155): Calcium = 28.5 [13.6, 68.3] mg/100g; Iron = 0.46 [0.18, 1.05] mg/100g; Protein = 17.2 [15.0, 19.1] %; Omega3 = 0.275 [0.144, 0.534] g/100g; Selenium = 19.2 [8.0, 42.4] μg/100g; VitaminA = 14.6 [3.1, 68.0] μg/100g; Zinc = 0.308 [0.206, 0.462] mg/100g (wet weight);
