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Setting up your tank

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250L community aquarium

Northern paradise fish (Polynemus aquilonaris) fish species and information / pictures of Northern paradise fish - Polynemus aquilonaris

Northern paradise fish (Polynemus aquilonaris) fish species information

Scientific Name
Polynemus aquilonaris

Common Name
Northern paradise fish

Biology
Dorsal spines (total): 9; Dorsal soft rays (total): 15-19; Anal spines: 3; Anal soft rays: 11 - 13; Vertebrae: 25. Eight first dorsal fin spines; 7 pectoral filaments, upper 2 filaments longer than TL; vomer with villiform teeth; orbit diameter 4% of SL; posterior portion of maxilla less than orbit diameter (Ref. 49954).

Classification

Classified By

Motomura, 2003

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Threadfins (Polynemidae)

Distribution

Region

Asia

Distribution

Asia: Chao Phraya and Mekong River systems and from Lake Tonle Sap and related rivers.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

demersal

Environment

Freshwater; brackish; demersal

Trophic Level

3.76 s.e. 0.56 Based on food items.

Occurs in Marine / Salt water

False

Occurs in Brackish water

True

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

15.8 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5039 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low vulnerability (12 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