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Barbu (Polydactylus virginicus) fish species and information / pictures of Barbu - Polydactylus virginicus

Barbu (Polydactylus virginicus) fish species information

Scientific Name
Polydactylus virginicus

Common Name
Barbu

Biology
Dorsal spines (total): 8 - 9; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 12 - 14

Classification

Classified By

Linnaeus, 1758

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Threadfins (Polynemidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: New Jersey, USA to Salvador, Brazil. Reported to range to Uruguay (Ref. 9626). Not occurring in the northern and western Gulf of Mexico.

Range

41°N - 14°S, 93°W - 35°W

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

55 m

Zone

demersal

Environment

Marine; brackish; demersal; depth range ? - 55 m (Ref. 26912)

Trophic Level

3.53 s.e. 0.57 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

33.0 cm

Common Length

20.0 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: minor commercial

Vulnerability

Low vulnerability (22 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