Gangetic hairfin anchovy (Setipinna phasa) fish species and information / pictures of Gangetic hairfin anchovy - Setipinna phasa

Gangetic hairfin anchovy (Setipinna phasa) fish species information

Scientific Name
Setipinna phasa

Common Name
Gangetic hairfin anchovy

Biology
Dorsal spines (total): 0; Anal spines: 0; Anal soft rays: 66 - 78. Belly with 21 or 22 keeled scutes from isthmus to anus. Lower gill rakers with the serrae even or becoming clumped in some specimens. Pectoral filament long, reaching to base of 15th to 39th anal fin ray. Anal fin with upper caudal lobe truncated, shorter than lower. Pectoral fins hyaline, but dark in fishes over 13.6 cm SL.

Classification

Classified By

Hamilton, 1822

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Anchovies (Engraulidae)

Distribution

Region

Asia

Distribution

Asia: Indian fresh and brackish waters (Ganges system, from Diamond Harbor on the Hooghly to as far up as Allahabad on the Ganges, perhaps further; also rivers and estuaries of Orissa). Reported from Bangladesh and Myanmar (Ref. 45255).

Range

30°N - 18°N

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

Environment

Freshwater; brackish; pelagic; amphidromous (Ref. 51243)

Trophic Level

3.25 s.e. 0.39 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

False

Physical Size and Genetics

Maximum Length

40.0 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: minor commercial

Vulnerability

Moderate vulnerability (39 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (K=0.24)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)