Elasmobranchii (haaien en roggen) (sharks and rays) >
Torpediniformes (Electric rays) >
Narcinidae (Numbfishes)
Etymology: Narcine: Greek, narke = numbness (Ref. 45335).
Eponymy: The original description has no etymology but it seems that ‘timle’ derives from a Malay name for this fish, as the authors write: “Hanc speciem Malaice Pulli Timilei i. [...] (Ref. 128868), visit book page.
More on authors: Bloch & Schneider.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien demersaal. Tropical; 24°N - 8°S, 62°E - 116°E (Ref. 114953)
Indo-West Pacific: Arabian Sea (Pakistan) to South-East Asia (Thailand, Malaysia, Singapore, Indonesia, Vietnam and southern China).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?, range 14 - ? cm
Max length : 38.0 cm TL mannelijk / geslacht onbekend; (Ref. 9912)
Subtrapezoidal disc, a uniform purplish-brown, brown, or tan dorsal coloration (devoid of any other markings), and wide, broadly rounded tooth bands (Ref. 49866).
Body shape (shape guide): other.
Found in continental waters, both inshore and offshore (Ref. 9912). Occurs over soft bottoms; feeds on bottom-living organisms; possesses electric organs (Ref. 68964). Biology little known (Ref. 9912). Gravid females produces 2-3 pups during each gestation. Males mature at ca. 14 cm TL; born at ca. 6 cm TL (Ref. 114953).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
de Carvalho, M.R. and J.E. Randall, 2003. Numbfishes from the Arabian Sea and surrounding gulfs, with the description of a new species from Oman (Chondrichthyes: Torpediniformes: Narcinidae). Ichthyol. Res. 50(1):59-66. (Ref. 49866)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gebruik door de mens
Visserij: commercieel; Aquarium: Commercieel
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01175 (0.00470 - 0.02937), b=2.88 (2.66 - 3.10), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisch niveau (Ref. 69278) |
3.1 ±0.3 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Assuming fecundity<100). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |
Prijsklasse (Ref. 80766) |
Unknown.
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