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Polymixiiformes (Beardfishes) >
Polymixiidae (Beardfishes)
Etymology: Polymixia: Greek, poly = a lot of + Greek, myxos = mucus (Ref. 45335).
Eponymy: Rev. Richard Thomas Lowe (1802–1874) was a British botanist, ichthyologist and malacologist as well as being a clergyman. He graduated from Christ’s College, Cambridge (1825) and then took holy orders. He became a pastor in Madeira (1832), [...] (Ref. 128868), visit book page.
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas bentopelágico; intervalo de profundidade 50 - 600 m (Ref. 5217), usually 150 - 600 m (Ref. 5217). Deep-water; 41°N - 4°N
Western Atlantic: Canada to New York, USA and northern Gulf of Mexico to the Antilles (Ref. 26340) and French Guiana.
Tamanho / Peso / Idade
Maturity: Lm ? range ? - ? cm
Max length : 29.4 cm TL macho/indeterminado; (Ref. 39376); common length : 15.0 cm TL macho/indeterminado; (Ref. 5217)
Espinhos dorsais (total) : 5; Raios dorsais (total) : 26 - 32; Espinhos anais: 4; Raios anais : 15; Vértebras: 29 - 30. Tip of snout projecting beyond upper jaw (Ref. 13608). Body elongate. Head blunt and rounded. Head and body bluish gray (Ref. 37108). Body with metallic blue shin above, silvery below (Ref. 7251).
Found on soft bottoms (Ref. 5217).
Ciclo de vida ou comportamento de acasalamento
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)
Status na Lista Vermelha da UICN (Ref. 130435: Version 2024-1)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: pouco comercial
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 7.9 - 20.6, mean 13.4 °C (based on 234 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 0.5029 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00655 - 0.01674), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 4.0 ±0.2 se; based on diet studies.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming tmax>4).
Fishing Vulnerability (Ref.
59153): Low vulnerability (19 of 100).
