>
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.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino benthopelagico; distribuzione batimetrica 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.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 29.4 cm TL maschio/sesso non determinato; (Ref. 39376); common length : 15.0 cm TL maschio/sesso non determinato; (Ref. 5217)
Spine dorsali (totale) : 5; Raggi dorsali molli (totale) : 26 - 32; Spine anali: 4; Raggi anali molli: 15; Vertebre: 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).
Body shape (shape guide): fusiform / normal.
Found on soft bottoms (Ref. 5217).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
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)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Pesca: scarso interesse commerciale
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Temperatura preferita (Fonte Biblio.
123201): 7.9 - 20.6, mean 13.4 °C (based on 234 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5007 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00670 - 0.01713), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 4.0 ±0.2 se; based on diet studies.
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Assuming tmax>4).
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (19 of 100).
🛈