Elasmobranchii (tubarões e raias) (sharks and rays) >
Squaliformes (Sleeper and dogfish sharks) >
Etmopteridae (Lantern sharks)
Etymology: Etmopterus: Greek, ethmos, -ou = sieve or ethmoides bone + Greek, pteron = wing, fin (Ref. 45335); lailae: Named for Laila Mostello-Wetherbee, shark enthusiast and daughter of coauthor Brad Wetherbee..
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas; estuarina; intervalo de profundidade 314 - 384 m (Ref. 116235). Tropical
Eastern Central Pacific: Northwestern Hawaiian Islands, Koko and South Kanmu seamounts.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 36.8 cm TL macho/indeterminado; (Ref. 116235)
Descrição breve
Chaves de identificação | Morfologia | Morfometria
This moderately large, slender linear-denticled Etmopterus species is distinguished from its congeners within the E. lucifer clade having the length of its anterior flank marking branch being much longer relative to its posterior branch (vs. all other members of this genus, except for two species, having the posterior branch equal or longer than the anterior branch. E. lailae differs from the two species (E. lucifer and E. sculptus) with an anterior branch relatively longer than the posterior branch by having a higher spiral valve count 14-16 (vs.8-9); a slightly lower precaudal vertebral count, 53-57 (vs. 55-64); lower number of teeth on the lower jaw 26-28 (vs./ 30-43); and by lacking dermal denticles between the nostrils on the ventral snout surface and on the dorsal fins (vs. denticles present on the snout and dorsal fins) (Ref. 116235).
Life cycle and mating behavior
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
Ebert, D.A., Y.P. Papastamatiou, S.M. Kajiura and B.M. Wetherbee, 2017. Etmopterus lailae sp. nov., a new lanternshark (Squaliformes: Etmopteridae) from the northwestern Hawaiian Islands. Zootaxa 4237(2):371-382. (Ref. 116235)
Categoria na Lista Vermelha da IUCN (Ref. 130435)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: sem interesse
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=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 4.1 ±0.5 se; based on size and trophs of closest relatives
Resiliência (Ref.
120179): Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Preliminary low fecundity).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (27 of 100).
