Classification / Names
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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coelorinchus: Greek, koilos = a hollow + Greek, rhyngchos = jaw (Ref. 45335); vityazae: Named after the research vessel VITYAZ on which many type specimens were captured.
Eponymy: The Russian Research Vessel ‘Vityaz’ (also spelled Vitiaz) is famous for many cruises, during which the holotypes of several of the above fish were caught. [...] (Ref. 128868), visit book page.
More on authors: Iwamoto, Shcherbachev & Marquardt.
Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βαθυπελαγικό(ς); εύρος βάθους ? - 920 m (Ref. 58387). Deep-water
South Atlantic: Endemic to the West Wind Drift Islands Province; Bank Gulf and Discovery Tablemount in the South Atlantic, and Walters Shoals and St. Paul and Amsterdam islands in the western Indian Ocean.
Μέγεθος / Βάρος / Age
Maturity: Lm ? range ? - ? cm
Max length : 32.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 58387)
Short description
Κλείδες προσδιορισμού | Μορφολογία | Μορφομετρία
Ραχιαίες άκανθες (συνολικά) : 2; Μαλακές ραχιαίες ακτίνες (συνολικά) : 8 - 10. This species has the following combination of characters: snout moderate (orbit diameter 0.88-1.16 into snout length), tipped with a sharp terminal scute, area dorsally behind leading edge of snout fully scaled, anterolateral margin of snout incompletely supported by bone; underside of head naked; body scales between origin of second dorsal fin and lateral line with 9-13 parallel rows of small, slender spinules; anterior dermal window of light organ short, extending forward about midway between anal-fin origin and pelvic-fin insertion; swim bladder deeply bilobed anteriorly; a distinctive banding pattern along body (Ref. 58387).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Iwamoto, T., Y.N. Shcherbachev and B. Marquardt, 2004. Grenadiers (Gadiformes, Teleostei) of Walters Shoals, southwestern Indian Ocean, with description of a new "west-wind drift" species. Proc. Calif. Acad. Sci. 55(10):190-207. (Ref. 58387)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
αλιεία: χωρίς ενδιαφέρον
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00245 (0.00126 - 0.00477), b=3.19 (3.02 - 3.36), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Μεσαίο(α), ελάχιστος χρόνος για διπλασιασμό πληθυσμού 1,4 - 4,4 έτη (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).
