Silonia silondia is a valid scientific name.

Silonia silondia (Hamilton, 1822)

Silond Catfish - Shillong - Native Fish - Wild (Freshwater)

Systematic Position: [2]

Kingdom	:	Animalia
Phylum	:	Chordata
Class	:	Teleostei
Order	:	Siluriformes
Family	:	Schilbeidae
Genus	:	Silonia
Species	:	Silonia silondia

Common Names:

English	:	Silond Catfish[729] Silondia Vacha[729]
Bangla	:	Shillong[5] Shilong[274] Shilond[274] Silong[274] Dhain[274] Bach[274] Basa[274] Shilon[729] Silonda[729] Hilon[729]

Synonyms:

Pimelodus silondia Hamilton, 1822
Silondia silondia (Hamilton, 1822)
Silonia silundia (Hamilton, 1822)
Ageniosus lurida Swainson, 1838
Silonia lurida (Swainson, 1838)
Silundia gangetica Valenciennes, 1840 Nov

Maximum Length and Weight:

1.80 cm (TL) ^[347]

Inter-Length Relationship:

Head length : Total length : Standard length = 1 : 5-5.4 : 4.2-4.4 ^[5]
Body height : Total length : Standard length = 1 : 5-5.4 : 4-4.5 ^[5]
Eye Diameter : Head length = 1 : 4.2-4.5 ^[5]
Eye Diameter : Snout length = 1 : 1.5 ^[5]
Eye Diameter : Inter orbial width = 1 : 2 ^[5]

Taxonomic Formula:

D. 1/7; P₁. 1/12-13; P₂. 6; A. 41-46 ^{[Rahman, 2005]}
D I 7; A iv 36-42; P I 10-12; V i 5 ^{[Talwar and Jhingran, 1991]}
B XI-XII; D I/7; A 40-46(4-36/42); P I/11-13; V 6; C 17 ^{[Shafi and Quddus, 1982]}

Scales:

Scaleless. [5]

Chemistry:

Data not available

Conservation Status:

Global	:	Least Concern (LC)	(Version 3.1) [660]
Bangladesh	:	Least Concern (LC)	(Version 3.1) [375]

Occurrence/Distribution:

Global	:	Bangladesh[70] India[37] Nepal[6] Pakistan[6]
Bangladesh	:	Gacher dahar beel, Sylhet[5] Padma river, Rajshahi[274] Chalan beel, Natore[490] Andharmanik river, Patuakhali[751] Sunamganj haor region, Sunamganj[729] Mahananda River, Chapainawabganj[775] Meghna river, Narsingdi[781] Buriganga River, Dhaka[798] Someshwari river, Netrokona[806] Sandha river, Pirojpur[810] Banar River, Mymensingh[1023] Bangshi River, Dhaka[1024] Tanguar Haor, Sunamganj[1025] Dekhar haor, Sunamganj[1164] Sandha river, Pirojpur[1206] Belua river, Pirojpur[1207] Agunmukha river, Patuakhali[1208]

Habitat and Environment:

Habitat:
River ^[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: (Green = Peak, Yellow = Off, Lemon = Moderate)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

[792]

Harvesting Gears:
Seine net, Gill net, Cast net, Hook ^[792]
Market price:
350-400 BDT/kg (Size: 20-25 cm, Weight: 100-150 g, Place: Noakhali, Bangladesh) ^[792]