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Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Yirrkala: Named for its type locality Yirrkala, Caledon Bay, Gulf of Carpentaria, Queensland, Australia; ori: Named for the Oceanographic Research Institute of South Africa, which collected these and many other valuable specimens.
Eponymy: This is an acronym for the Oceanographic Research Institute (ORI) of South Africa, honoured for its contributions to the ichthyology of South African waters. Its research vessel David Davies collected the type of the whiptail. (Ref. 128868), visit book page.
More on author: McCosker.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas demersal; intervalo de profundidade ? - 20 m (Ref. 86861). Subtropical
Western Indian Ocean: South Africa.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 43.8 cm TL macho/indeterminado; (Ref. 86861); 35.3 cm TL (female)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
Vértebras: 149 - 152. This species is distinguished by the following set of characters: head 6.2-6.7% TL; tail 50% TL; dorsal-fin origin nearly above gill openings; eye behind middle of upper jaw; supraorbital pores 4; teeth conical, minute, uniserial on jaws and vomer; colour yellowish, slightly darker dorsally; total vertebrae 149-152; mean vertebral formula 6.5-74-150 (n=4) (Ref. 86861).
Inhabits coarse sand substrate (Ref. 86861).
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
McCosker, J.E., 2011. Two new Indo-Pacific species of the sand-eel genus Yirrkala (Anguilliformes: Ophichthidae). Smithiana Bulletin 13:45-50. (Ref. 86861)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2024-2)
Ameaça para o homem
Harmless
Utilização humana
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
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=0.00091 (0.00039 - 0.00215), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (34 of 100).
