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Alionematichthys riukiuensis (Aoyagi, 1954)

Bigeye cusk

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Image of Alionematichthys riukiuensis (Bigeye cusk)
Alionematichthys riukiuensis
Picture by Winterbottom, R.

Classificação / Names Nomes comuns | Sinónimos | Catalog of Fishes(Género, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Ophidiiformes (Cusk eels) > Dinematichthyidae (Viviparous brotula)
Etymology: Alionematichthys: Name from Latin alius meaning the other or different, and nematichthys, the stem of the genus name Dinematichthys, to which this genus is most similar..

Environment: milieu / climate zone / depth range / distribution range Ecologia

marinhas associadas(os) a recifes; intervalo de profundidade 0 - 10 m (Ref. 90102). Tropical

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

Western Pacific: Ryukyu Islands, Fiji and eastern Australia. More recently reported from Ouvéa Atoll, Loyalty Islands (Ref. 13236).

Tamanho / Peso / Idade

Maturity: Lm ?  range ? - ? cm
Max length : 7.9 cm SL macho/indeterminado; (Ref. 13278)

Descrição breve Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 0; Raios dorsais moles (total) : 77 - 92; Raios anais moles: 59 - 72; Vértebras: 41 - 44. This species is distinguished by the following characters: D 77-92; A 59-72; moderately large eyes (2.5-3.0% SL); moderately slender, massive body, snout with many cirri; cheeks with scales and a large scale patch on opercular spine(6-17), with large specimens having a few scales below opercular spine; with upper preopercular pore; outer pseudoclasper broad-based, not very large, not extending beyond hood in resting position; the inner pseudoclasper is not much smaller than the outer one, equal anterior and posterior lobes, anterior lobe broadly connected to anterior rim of outer pseudoclasper; slender otolith, its length to height 2.2-2.4, with gently curved dorsal rim; otolith length to sulcus length 1.6-1.7, ostium length to caudal length 3.5-4.0; vertebrae 11-12 + 30-32 = 41-44 (Ref. 81230).

Biologia     Glossário (ex. epibenthic)

Uncommon species (Ref. 34024), inhabiting coral reefs (Ref. 13278). Cryptic, solitary inhabitant of shallow water (<10 m) (Ref 90102).

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

Nielsen, J.G., D.M. Cohen, D.F. Markle and C.R. Robins, 1999. Ophidiiform fishes of the world (Order Ophidiiformes). An annotated and illustrated catalogue of pearlfishes, cusk-eels, brotulas and other ophidiiform fishes known to date. FAO Fish. Synop. 125(18):178p. Rome: FAO. (Ref. 34024)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

  Preocupação menor (LC) ; Date assessed: 15 August 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

  Harmless





Utilização humana

Pescarias: sem interesse
FAO - Publication: search | FishSource |

Mais informação

Trophic ecology
Itens alimentares
Diet compositions
Food consumptions
Food rations
Predadores
Ecology
Ecologia
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Frequência de comprimento
Mass conversions
Recruitments
Abundances
Life cycle
Reprodução
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larvas
Dinâmica larvar
Distribution
Países
Áreas FAO
Ecossistemas
Ocorrências
Introduções
BRUVS - Videos
Anatomy
Gill areas
Cérebros
Outras referências
Physiology
Body compositions
Nutrients
Oxygen consumptions
Tipo de natação
Swimming speeds
Visual pigment(s)
Sons de peixes
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genética
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Perfis para aquacultura
Estirpes
Ciguatera cases
Stamps, coins, misc.
Outreach
Colaboradores
References
Referências

Ferramentas

Relatórios especiais

Descarregue XML

Fontes da internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | Consultar FishWatcher | CISTI | Catalog of Fishes: Género, Espécies | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: genoma, nucleotídeo | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Bases de dados nacionais | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Árvore da vida | Wikipedia: ir para, procurar | World Records Freshwater Fishing | Registo zoológico

Estimates based on models

Preferred temperature (Ref. 123201): 24.9 - 29.3, mean 28.6 °C (based on 2261 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5005   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  3.3   ±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 (Assuming Fec < 100).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
Nutrients (Ref. 124155):  Calcium = 180 [97, 341] mg/100g; Iron = 0.98 [0.55, 1.71] mg/100g; Protein = 16.8 [14.2, 19.3] %; Omega3 = 0.105 [0.057, 0.192] g/100g; Selenium = 22.9 [10.9, 55.4] μg/100g; VitaminA = 124 [36, 419] μg/100g; Zinc = 2.59 [1.72, 3.72] mg/100g (wet weight);