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Rock gunnel (Pholis gunnellus) fish species and information / pictures of Rock gunnel - Pholis gunnellus

Rock gunnel (Pholis gunnellus) fish species information

Scientific Name
Pholis gunnellus

Common Name
Rock gunnel

Biology
Ribbon - shaped body with 9 - 13 eye spots along the base of the dorsal fin (Ref. 35388).

Classification

Classified By

Linnaeus, 1758

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Gunnels (Pholidae)

Distribution

Region

North Atlantic

Distribution

North Atlantic: Kanin Peninsula southward to La Rochelle (including White Sea, North Sea and Baltic), also Iceland, but not eastern Greenland, Spitzbergen or Novaya Zemlya. Western Atlantic: Labrador, Canada to Delaware Bay, USA (Ref. 7251).

Range

72°N - 43°N, 76°W - 45°E

Environment

Climate

Polar

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

100 m

Zone

demersal

Environment

Marine; brackish; demersal; non-migratory; depth range 0 - 100 m (Ref. 48978), usually 0 - 30 m (Ref. 35388)

Trophic Level

3.54 s.e. 0.46 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

25.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5005 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest; aquarium: commercial

Vulnerability

Low to moderate vulnerability (34 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=1-3; K=0.18-0.29; tmax=12)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated