Bagrus lamarrii is a Junior Synonym of Sperata seenghala.

Sperata seenghala (Sykes, 1839 May)

Giant River-Catfish - Talla ayer - Native Fish - Wild (Freshwater)

view: Group [Mohsin, 2019b]

Systematic Position: [2]

Kingdom	:	Animalia
Phylum	:	Chordata
Class	:	Teleostei
Order	:	Siluriformes
Family	:	Bagridae
Genus	:	Sperata
Species	:	Sperata seenghala

Common Names:

English	:	Giant River-Catfish[729] Tengara[729] Seenghari[729]
Bangla	:	Talla ayer[729] Bans ayer[729] Ayer[729] Aar[729] Langule ayer[729] Guji kata[729] Kata[729] Guizza[729] Guizza ayer[729] Guji ayer[729]

Synonyms:

Mystus seenghala (Sykes, 1839 May)
Platystoma seenghala Sykes, 1839 May
Aoria seenghala (Sykes, 1839 May)
Aorichthys seenghala (Sykes, 1839 May)
Bagrus seenghala (Sykes, 1839 May)
Macrones seenghala (Sykes, 1839 May)
Aor seenghala (Sykes, 1839 May)
Aorichthys seengala (Sykes, 1839 May)
Mystus seenghali (Sykes, 1839 May)
Mystus seenghara (Sykes, 1839 May)
Platystomus seenghala Sykes, 1839 May
Bagrus lamarrii Valenciennes, 1840 Jan
Macrones lamarrii (Valenciennes, 1840 Jan)
Aorichthys aor sarwari Mirza et al, 1992
Sperata sarwari (Mirza et al, 1992)
Bagrus aorellus (Non Blyth, 1858)

Maximum Length and Weight:

Data not available

Inter-Length Relationship:

Head length : Total length : Standard length = 1 : 3.7-4.3 : 2.8-3.4 ^[5]
Body height : Total length : Standard length = 1 : 7-9 : 5-7 ^[5]
Eye Diameter : Head length = 1 : 7-9 ^[5]
Eye Diameter : Snout length = 1 : 1.7-3.8 ^[5]
Eye Diameter : Inter orbial width = 1 : 1.5-2.1 ^[5]

Taxonomic Formula:

D. I/7; P₁. I/9; P₂. 1/5; A. 11-12 ^{[Rahman, 2005]}
B XII; D I/7; A 11-12(2-3/9); P I/9-10; V 6; C 19-21 ^{[Shafi and Quddus, 1982]}
D I 7; A iii 8-9; P I 9; V i 5; C 19-21 ^{[Talwar and Jhingran, 1991]}
B xiii; D 1/7; A 11-12 (3/9); P 1/9; V 6; C 19-21 ^{[Bhuiyan, 1964]}

Scales:

Scaleless. [5]

Chemistry:

Data not available

Conservation Status:

Global	:	Least Concern (LC)	(Version 3.1) [542]
Bangladesh	:	Vulnerable (VU)	(Version 3.1) [240]

Occurrence/Distribution:

Global	:	Afghanistan[6] Bangladesh[70] China[721] India[37] Myanmar[853] Nepal[134] Pakistan[840] Thailand[71]
Bangladesh	:	Chalan beel, Natore[490] Padma river, Rajshahi[274] Sunamganj haor region, Sunamganj[729] Mahananda River, Chapainawabganj[775] River Choto Jamuna, Naogaon[9] Chitra river, Jashore[793] Someshwari river, Netrokona[806] Nabaganga river, Narail[809] Tanguar Haor, Sunamganj[1025] Punarbhaba, Dinajpur[1161] Ramnabad river, Patuakhali[1163] Feni river, Feni[1165] Balla beel, Moulvibazar[1168] Titas river, Brahmanbaria[1169] Lohalia river, Patuakhali[1200] Belua river, Pirojpur[1207] Kuliarchar Fish landing centre, Kishoreganj[5]

Habitat and Environment:

Habitat:
Haor, Baor, River ^[347]

Environment:

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

Breeding Maturity:

Data not available

Breeding Season: (red background)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

[274]

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

[347]

Fecundity:

Absolute fecundity: 20,064 (min), 46,443 (max), Relative fecundity: 18 , ^[974]

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