Silver barb (Barbonymus gonionotus) fish species and information / pictures of Silver barb - Barbonymus gonionotus

Silver barb (Barbonymus gonionotus) fish species information

Scientific Name
Barbonymus gonionotus

Common Name
Silver barb

Biology
Dorsal spines (total): 4; Dorsal soft rays (total): 8; Anal spines: 3; Anal soft rays: 6 - 7. Body is strongly compressed. The back is elevated, its dorsal profile arched, often concave above the occiput. The head is small; the snout pointed; the mouth terminal. The barbels are very minute or rudimentary, especially the upper ones, which sometimes disappear entirely. Color when fresh is silvery white, sometimes with a golden tint. The dorsal and caudal fins are gray to gray-yellow; the anal and pelvic fins light orange, their tips reddish; the pectoral fins pale to light yellow (Ref. 4792). Very few tubercles on the snout which are not visible without magnification; snout length much less than the width of the eye socket (Ref. 37768). Anal-fin with 6-7 branches rays (Ref. 12693).

Classification

Classified By
Bleeker, 1850
Class
Ray-finned fishes (Actinopterygii)
Order
Carps (Cypriniformes)
Family
Minnows or carps (Cyprinidae)

Distribution

Region
Asia
Distribution
Asia: Mekong and Chao Phraya basins, Malay Peninsula, Sumatra and Java (Ref. 27732). Occurs throughout the whole stretch on the Mekong, from the delta around the saline intrusion zone to Chiang Khong in Thailand (Ref. 37770).
Range
24°N - 8°S

Environment

Climate
Tropical
Water Temperature From
22 °C
Water Temperature To
28 °C
Depth From - meters
15 m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Freshwater; benthopelagic; potamodromous (Ref. 51243); depth range 15 - ? m (Ref. 12693)
Trophic Level
2.35999989509582 s.e. 0.13 Based on food items.
Occurs in Marine / Salt water
False
Occurs in Brackish water
False
Occurs in Fresh Water
True
Occurs on Reefs
False
Is kept in Aquariums
True

Physical Size and Genetics

Maximum Length
40.5 cm
Common Length
Unknown cm
Phylogenetic Diversity Index
PD50 = 0.5312 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial; aquaculture: commercial; aquarium: commercial
Vulnerability
Moderate vulnerability (41 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tm=2)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated