Scientific Name
Nansenia ardesiaca

Common Name
Robust smallmouth

Biology
Dorsal soft rays (total): 9-10; Anal soft rays: 9 - 10; Vertebrae: 46 - 48. Branchiostegal rays 4.

Classification

Classified By

Jordan & Thompson, 1914

Class

Ray-finned fishes (Actinopterygii)

Order

Smelts (Osmeriformes)

Family

Pencil smelts (Microstomatidae)

Distribution

Region

Indo-West Pacific.

Distribution

Indo-West Pacific.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

260 m

Depth To - meters

553 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 260 - 553 m (Ref. 36670)

Trophic Level

3.32 s.e. 0.38 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

20.0 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

Fisheries: of no interest

Vulnerability

Low vulnerability (14 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated