Environment: milieu / climate zone / depth range / distribution range
Οικολογία
Θαλασσινό(ά) βενθικό(ς). Tropical; 5°S - 7°S, 38°E - 40°E (Ref. 114953)
Western Indian Ocean: known from the type locality, Zanzibar, Tanzania.
Μέγεθος / Βάρος / Age
Maturity: Lm ?  range ? - ? cm
Max length : 75.0 cm TL αρσενικό/απροσδιόριστο; (Ref. 114953)
A benthic species on inner continental shelf; rarely caught and its life history is unknown. Reports to 205 cm TL are likely to be erroneous. Males mature at ca. 64 cm TL (Ref. 114953).
Life cycle and mating behavior
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Αβγά | Γονιμότητα | Προνύμφες
Compagno, L.J.V., 1999. Checklist of living elasmobranchs. p. 471-498. In W.C. Hamlett (ed.) Sharks, skates, and rays: the biology of elasmobranch fishes. Johns Hopkins University Press, Maryland. (Ref. 35766)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Εργαλεία
Special reports
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Διαδικτυακές πηγές
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00295 (0.00151 - 0.00578), b=3.13 (2.96 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Τροφικό Επίπεδο (Ref.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Ελαστικότητα (Ref.
120179): Χαμηλό, ελάχιστος χρόνος για διπλασιασμό πληθυσμού 4,5 - 14 έτη (Assuming fecundity<100).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (50 of 100).