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Lobe-lip notothen (Gobionotothen marionensis) fish species and information / pictures of Lobe-lip notothen - Gobionotothen marionensis

Lobe-lip notothen (Gobionotothen marionensis) fish species information

Scientific Name
Gobionotothen marionensis

Common Name
Lobe-lip notothen

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 29; Anal soft rays: 27. Back with transverse bars, break up into spots on the sides of the body. Pectorals with series of small dark spots on the rays, often with a blackish spot on the upper part of pectoral base (Ref. 11892).

Classification

Classified By

G?nther, 1880

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cod icefishes (Nototheniidae)

Distribution

Region

Southern Ocean

Distribution

Southern Ocean: South Georgia, South Sandwich Islands, Crozet and Prince Edward.

Range

46°S - 61°S

Environment

Climate

Polar

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

100 m

Depth To - meters

150 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 100 - 150 m (Ref. 11892)

Trophic Level

3.33 s.e. 0.42 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

20.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low to moderate vulnerability (30 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated