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