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Glyptocephalus cynoglossus (Linnaeus, 1758)

Witch flounder
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Native range | All suitable habitat | Point map | Year 2050
This map was computer-generated and has not yet been reviewed.
Glyptocephalus cynoglossus   AquaMaps   Data sources: GBIF OBIS
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Image of Glyptocephalus cynoglossus (Witch flounder)
Glyptocephalus cynoglossus
Picture by Dolgov, A.

Common names from other countries

Classification / Names Nombres comunes | Sinónimos | Catalog of Fishes(Género, Especie) | ITIS | CoL | WoRMS | Cloffa

> Pleuronectiformes (Flatfishes) > Pleuronectidae (Righteye flounders) > Microstominae
Etymology: Glyptocephalus: Greek, glyptes = carver + Greek, kephale = head (Ref. 45335).
  More on author: Linnaeus.

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

marino demersal; oceanodromo (Ref. 51243); rango de profundidad 18 - 1570 m (Ref. 5951), usually 45 - 366 m (Ref. 6263).   Temperate; 2°C - 6°C (Ref. 6263); 70°N - 36°N, 79°W - 26°E

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

Western Atlantic: Gulf of St. Lawrence and Grand Banks in Canada to North Carolina in USA; Eastern Atlantic: Northern Spain to northern Norway (Ref. 7251).

Length at first maturity / Tamaño / Peso / Age

Maturity: Lm 30.4  range ? - ? cm
Max length : 60.0 cm SL macho / no sexado; (Ref. 4705); peso máximo publicado: 2.5 kg (Ref. 35388); edad máxima reportada: 25 años (Ref. 6263)

Short description Morfología | Morfometría

Espinas dorsales (total): 0; Radios blandos dorsales (total): 95-120; Radios blandos anales: 85 - 102. Pectoral fin of eyed side shorter than head. Distal part of pectoral fin blackish (Ref. 232). Large mucus pores on the blind side of the head. Uniform coloration, rough scales. Body elongated with complete straight lateral line (Ref. 35388).

Biología     Glosario (por ej. epibenthic)

Inhabits soft mud bottoms in fairly deep water (Ref. 9988). Benthic (Ref. 58426). Feeds on crustaceans, polychaetes, brittle stars (Ref. 9988) and fishes (Ref. 58426). Marketed fresh or frozen; eaten steamed, fried, microwaved and baked (Ref. 9988).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Eggs and larvae are pelagic.

Main reference Upload your references | Referencias | Coordinador : Amaoka, Kunio | Colaboradores

Vinnikov, K.A., R.C. Thomson and T.A. Munroe, 2018. Revised classification of the righteye flounders (Teleostei: Pleuronectidae) based on multilocus phylogeny with complete taxon sampling. Molecular phylogenetics and evolution, 125:147-162. (Ref. 122998)

IUCN Red List Status (Ref. 130435)

  Vulnerable, ver lista roja de la UICN (VU) (A1bd); Date assessed: 12 February 2021

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless




Human uses

Pesquerías: comercial
FAO(pesquerías: producción, species profile; publication : search) | FIRMS (Stock assessments) | FishSource | Sea Around Us

Más información

Referencias
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heritabilidad
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Procesamiento
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Special reports

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Fuentes de Internet

Estimates based on models

Preferred temperature (Ref. 115969): 0.6 - 11.4, mean 7 (based on 1302 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00457 (0.00365 - 0.00573), b=3.08 (3.01 - 3.15), in cm Total Length, based on LWR estimates for this species (Ref. 93245).
Nivel trófico (Ref. 69278):  3.2   ±0.2 se; based on diet studies.
Resiliencia (Ref. 120179):  Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (K=0.15-0.2; tmax=25).
Prior r = 0.49, 95% CL = 0.32 - 0.73, Based on 1 stock assessment.
Fishing Vulnerability (Ref. 59153):  High to very high vulnerability (68 of 100).
Climate Vulnerability (Ref. 125649):  Low to moderate vulnerability (34 of 100).
Price category (Ref. 80766):   High.