Witch flounder (Glyptocephalus cynoglossus) fish species and information / pictures of Witch flounder - Glyptocephalus cynoglossus

Witch flounder (Glyptocephalus cynoglossus) fish species information

Scientific Name
Glyptocephalus cynoglossus

Common Name
Witch flounder

Biology
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).

Classification

Classified By

Linnaeus, 1758

Class

Ray-finned fishes (Actinopterygii)

Order

Flatfishes (Pleuronectiformes)

Family

Righteye flounders (Pleuronectidae)

Distribution

Region

Eastern Atlantic

Distribution

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

Range

74°N - 35°N, 79°W - 26°E

Environment

Climate

Temperate

Water Temperature From

2 °C

Water Temperature To

6 °C

Depth From - meters

18 m

Depth To - meters

1570 m

Zone

demersal

Environment

Marine; demersal; oceanodromous (Ref. 51243); depth range 18 - 1570 m (Ref. 5951), usually 45 - 366 m (Ref. 6263)

Trophic Level

3.14 s.e. 0.26 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

60.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: commercial

Vulnerability

Moderate to high vulnerability (51 of 100)

Resilience

Low, minimum population doubling time 4.5 - 14 years (K=0.15-0.2; tmax=25)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated