Nielsen's catetyx (Cataetyx nielseni) fish species and information / pictures of Nielsen's catetyx - Cataetyx nielseni

Nielsen's catetyx (Cataetyx nielseni) fish species information

Scientific Name
Cataetyx nielseni

Common Name
Nielsen's catetyx

Biology
Dorsal soft rays (total): 129; Anal soft rays: 93. Distinguished by having a granule-like teeth on jaws; dorsal rays 129; anal rays 93; pectoral rays 30; lateral basibranchial tooth-plates 2 in the insertion of the third pair of gill arches; snout of moderate length (about 4 times HL); large eye (15.9% HL); body dark colored (Ref. 58053).

Classification

Classified By

Balushkin & Prokofiev, 2005

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Viviparous brotulas (Bythitidae)

Distribution

Region

Southwest Pacific

Distribution

Southwest Pacific: Heracles Bank, the South-Pacific Rise.

Range

Unknown

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

265 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range ? - 265 m (Ref. 58053)

Trophic Level

3.52 s.e. 0.49 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

18.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5002 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (25 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