Scientific Name
Psednos steini

Common Name
Stein's dwarf snailfish

Biology
Dorsal soft rays (total): 36; Anal soft rays: 28; Vertebrae: 43. Coronal pore present, temporal pores 1+1, pectoral fin with 1 notch ray, eye not less than 20% HL, gill slit equal to eye and vertical, its dorsal end level with pupil; color tan (Ref. 42989).

Classification

Classified By

Chernova, 2001

Class

Ray-finned fishes (Actinopterygii)

Order

Scorpionfishes and Flatheads (Scorpaeniformes)

Family

Snailfishes (Liparidae)

Distribution

Region

Western Indian Ocean

Distribution

Western Indian Ocean: northern part of Crozet Basin near the southwest Indian Ridge (Ref. 42989).

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

350 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 0 - 350 m (Ref. 42989)

Trophic Level

3.15 s.e. 0.44 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

3.7 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