Burmese river shad (Gudusia variegata) fish species and information / pictures of Burmese river shad - Gudusia variegata

Burmese river shad (Gudusia variegata) fish species information

Scientific Name
Gudusia variegata

Common Name
Burmese river shad

Biology
Dorsal spines (total): 0; Anal spines: 0. Scutes along belly, 29 or 30. Three small triangular pectoral axillary scales; depressed tip of dorsal fin not reaching to vertical from anal fin origin. Hind margin of scales toothed. Dark blotch behind gill opening, followed by a series of spots along upper flank. Gill rakers fine and numerous, increasing with size of fish (100 to 280 in specimens of 4 to 16 cm standard length).

Classification

Classified By

Day, 1870

Class

Ray-finned fishes (Actinopterygii)

Order

Herrings (Clupeiformes)

Family

Herrings, shads and sardines (Clupeidae)

Distribution

Region

Asia

Distribution

Asia: rivers of Myanmar (chiefly the Irrawaddy, but perhaps others).

Range

26°N - 17°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; pelagic; amphidromous (Ref. 51243)

Trophic Level

3.26 s.e. 0.37 Based on size and trophs of closest relatives

Occurs in Marine / Salt water

False

Occurs in Brackish water

False

Occurs in Fresh Water

True

Occurs on Reefs

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

16.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: subsistence fisheries

Vulnerability

Low vulnerability (20 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)