Humpback hairfin anchovy (Setipinna paxtoni) fish species and information / pictures of Humpback hairfin anchovy - Setipinna paxtoni

Humpback hairfin anchovy (Setipinna paxtoni) fish species information

Scientific Name
Setipinna paxtoni

Common Name
Humpback hairfin anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 51 - 54. Rather hump-backed, belly with 18 0r 19 + 7 or 8 = 25 to 27 keeled scutes from isthmus to anus. Lower gill rakers with serrae not distinctly clumped. Pectoral filament long, reaching to base of 27th to 41st anal fin ray.

Classification

Classified By

Wongratana, 1987

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Eastern Indian Ocean

Distribution

Eastern Indian Ocean: northern coast of Western Australia at Medusa Bank, Cambridge Gulf, but presumably elsewhere along that coast.

Range

11°S - 18°S, 120°E - 127°E

Environment

Climate

Tropical

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; brackish; pelagic-neritic

Trophic Level

3.3 s.e. 0.43 Based on size and trophs of closest relatives

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

11.0 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

Fisheries: of no interest

Vulnerability

Low vulnerability (13 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