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Setting up your tank

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250L community aquarium

Northern kahawai (Arripis xylabion) fish species and information / pictures of Northern kahawai - Arripis xylabion

Northern kahawai (Arripis xylabion) fish species information

Scientific Name
Arripis xylabion

Common Name
Northern kahawai

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 15-16; Anal spines: 3; Anal soft rays: 9 - 10; Vertebrae: 25. Head and body deep bluish-green to steep-blue with irregular faint dark grey spots dorsally, silvery white below. Pectorals grey, other fins translucent to grey. Juveniles with dark margin on anal fin. Length of upper lobe of caudal fin > 30% SL (Ref. 9701).

Classification

Classified By

Paulin, 1993

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Australian salmon (Arripidae)

Distribution

Region

Southwest Pacific

Distribution

Southwest Pacific: New Zealand, Lord Howe Island, Norfolk Island and Kermadec Islands.

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

pelagic-neritic

Environment

Marine; pelagic-neritic

Trophic Level

4.14 s.e. 0.70 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

85.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.6250 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate to high vulnerability (53 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