Opsarius piscatorius is a Junior Synonym of Barilius vagra.

Barilius vagra (Hamilton, 1822)

Vagra baril - Khoksa - Native Fish - Wild (Freshwater)

Systematic Position: [2]

Kingdom	:	Animalia
Phylum	:	Chordata
Class	:	Teleostei
Order	:	Cypriniformes
Family	:	Cyprinidae
Genus	:	Barilius
Species	:	Barilius vagra

Common Names:

English	:	Vagra baril[6]
Bangla	:	Khoksa[5] Koksa[5]

Synonyms:

Cyprinus vagra Hamilton, 1822
Barilius vagra vagra (Hamilton, 1822)
Leuciscus vagra (Hamilton, 1822)
Shacra vagra (Hamilton, 1822)
Opsarius anisocheilus McClelland, 1839
Opsarius bicirratus McClelland, 1842
Opsarius piscatorius McClelland, 1842
Leuciscus piscatorius (McClelland, 1842)
Barilius alburnus Günther, 1868 Mar
Barilius bleekeri Day, 1872 Apr
Barilius vagra pakistanicus (Non Mirza and Sadiq, 1978)

Maximum Length and Weight:

75 mm (TL) ^[347] 75 mm (TL) ^[5] 12.5 cm (TL) ^[6]

Inter-Length Relationship:

Head length : Total length : Standard length = 1 : 5.4-5.7 : 4.3-4.6 ^[5]
Body height : Total length : Standard length = 1 : 5.5-5.6 : 4.5-4.6 ^[5]
Eye Diameter : Head length = 1 : 3.2-3.6 ^[5]
Eye Diameter : Snout length = 1 : .8-1 ^[5]
Eye Diameter : Inter orbial width = 1 : .9-1 ^[5]

Taxonomic Formula:

D. 9(2/7); P₁. 14; P₂. 9; A. 14-15(2/11-12) ^{[Rahman, 2005]}
D ii-iii 7; A ii-iii 10-12; P i 14-15; V i 8 ^{[Talwar and Jhingran, 1991]}
D 9(2/7); A 13-15(2-3/11-12); P 16; V 9; C 19; L.ls 42-44; L.tr 7-8/4 ^{[Shafi and Quddus, 1982]}
D 9(2/7); A 13-15(2-3/11-12); P 16; V 9; C 19; L.ls 42-44; L.tr 7-8/4 ^{[Shafi and Quddus, 1982]}

Scales:

40-44 scales on lateral line. 17-18 scales before dorsal fin base. 2.5 scales between origin of pelvic fin and lateral line. [5]

Chemistry:

Data not available

Conservation Status:

Global	:	Least Concern (LC)	(Version 3.1) [511]
Bangladesh	:	Endangered (EN)	(Version 3.1) [192]

Occurrence/Distribution:

Global	:	Afghanistan[847] Bangladesh[70] India[37] Nepal[740] Pakistan[741] Sri Lanka[6]
Bangladesh	:	Someshwari river, Netrokona[806] Nabaganga river, Narail[809] Punarbhaba, Dinajpur[1161]

Habitat and Environment:

Habitat:
River, Canal ^[347]

Environment:

Parameters	Units	Minimum	Maximum	Optimum	Ref.
Temperature	-	-	-	-	-
pH	-	-	-	-	-
DO	-	-	-	-	-
Free CO2	-	-	-	-	-

Breeding Maturity:

Data not available

Breeding Season: (red background)

Data not available

Fecundity:

Data not available

Food and Feeding Habit:

Diet composition (%): Data not available

Importance:

Production and Marketing:
Production/Harvesting Season: Data not available
Harvesting Gears: Data not available
Market price: Data not available