Greenland dwarf snailfish (Psednos groenlandicus) fish species and information / pictures of Greenland dwarf snailfish - Psednos groenlandicus

Greenland dwarf snailfish (Psednos groenlandicus) fish species information

Scientific Name
Psednos groenlandicus

Common Name
Greenland dwarf snailfish

Biology
Dorsal soft rays (total): 41; Vertebrae: 47. No coronal pore, 6 preoperculo-mandibular pores and 1 suprabranchial pore; short mouth cleft (reaching to below anterior margin of eye), upper jaw short 10.6-12.6% SL); vertical gill slit about equal to eye diameter and placed low, pectoral notch with usually 2 rays, and with slight blackish pigmentation at end of caudal part of body and along vertebrae.

Classification

Classified By
Chernova, 2001
Class
Ray-finned fishes (Actinopterygii)
Order
Scorpionfishes and Flatheads (Scorpaeniformes)
Family
Snailfishes (Liparidae)

Distribution

Region
Northwest Atlantic
Distribution
Northwest Atlantic: Davis Strait.
Range
63°N - 65°N

Environment

Climate
Deep-water
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
930 m
Depth To - meters
1055 m
Zone
bathydemersal
Environment
Marine; bathydemersal; depth range 930 - 1055 m (Ref. 42989)
Trophic Level
3.22 s.e. 0.45 Based on size and trophs of closest relatives
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
5.3 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Low vulnerability (10 of 100)
Resilience
High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated