Macropteronotus magur is a Misapplied Synonym of Clarias batrachus and also a Valid Name or Synonym of another species as well.

Clarias batrachus (Linnaeus, 1758 Jan)

Walking Catfish - Magur - Native Fish - Wild (Freshwater) - Misidentified Species

view: Dorso-lateral [Hossain, 2019]

Systematic Position: [2]

Kingdom	:	Animalia
Phylum	:	Chordata
Class	:	Teleostei
Order	:	Siluriformes
Family	:	Clariidae
Genus	:	Clarias
Species	:	Clarias batrachus

Common Names:

English	:	Walking Catfish[729]
Bangla	:	Magur[5] Mojgur[274] Mochkur[274] Jagur[274]

Synonyms:

Silurus batrachus Linnaeus, 1758 Jan
Clarias betrachus (Linnaeus, 1758 Jan)
Clarius bartrachus (Linnaeus, 1758 Jan)
Clarius batrachus (Linnaeus, 1758 Jan)
Clarias punctatus Valenciennes, 1840 Nov
Clarias assamensis Day, 1877 Aug
Macropteronotus magur (Non Hamilton, 1822)
Clarias batrachus var. albino (Not applicable)

Maximum Length and Weight:

5.45 cm (TL) ^[347] 302 mm (TL) ^[5]

Inter-Length Relationship:

Eye Diameter : Inter orbial width = 1 : 5.5-8 ^[5]
Eye Diameter : Snout length = 1 : 4-5 ^[5]
Eye Diameter : Head length = 1 : 11-14 ^[5]
Body height : Total length : Standard length = 1 : 6-7.8 : 5.8-6.8 ^[5]
Head length : Total length : Standard length = 1 : 5.3-5.7 : 4.7-5 ^[5]

Taxonomic Formula:

D. 64-70; P₁. 1/9-10; P₂. 6; A. 45-52 ^{[Rahman, 2005]}
D 70-76; A 45-58; P I 8-11; V i 5 ^{[Talwar and Jhingran, 1991]}
B (IX); D 62-76; A 45-50; P 1-9; V 6; C 16 ^{[Shafi and Quddus, 1982]}
B ix; D 69; A 52; P 1/9; V 6; C 16 ^{[Bhuiyan, 1964]}

Scales:

Data not available

Chemistry:

Name

Amount

Unit

Body Parts

Matter Type

Specimen

Ref.

13-cis-dehydroretinol

8

μg/ 100 g

Edible parts

Raw

Wild

824

13-cis-retinol

4

μg/ 100 g

Edible parts

Raw

Wild

824

All-trans-dehydroretinol

15

μg/ 100 g

Edible parts

Raw

Wild

824

All-trans-retinol

7

μg/ 100 g

Edible parts

Raw

Wild

824

Ash

1.1

g/100 g

Edible parts

Raw

824

Calcium

59

mg/ 100 g

Edible parts

Raw

Wild

824

Copper

0.050

mg/ 100 g

Edible parts

Raw

Wild

824

Energy

326

kJ/100 g

Edible parts

Raw

824

Fat

1.3

g/100 g

Edible parts

Raw

824

Folate

9.4

μg/ 100 g

Edible parts

Raw

Wild

824

Iodine

22

μg/ 100 g

Edible parts

Raw

Wild

824

Iron

1.2

mg/ 100 g

Edible parts

Raw

Wild

824

Magnesium

26

mg/ 100 g

Edible parts

Raw

Wild

824

Manganese

0.021

mg/ 100 g

Edible parts

Raw

Wild

824

Moisture

81.3

g/100 g

Edible parts

Raw

824

Phosphorus

210

mg/ 100 g

Edible parts

Raw

Wild

824

Potassium

350

mg/ 100 g

Edible parts

Raw

Wild

824

Protein

16.5

g/100 g

Edible parts

Raw

824

Selenium

22

μg/ 100 g

Edible parts

Raw

Wild

824

Sulphur

61

mg/ 100 g

Edible parts

Raw

Wild

824

Vitamin A

25

μg/ 100 g

Edible parts

Raw

Wild

824

Vitamin B12

4.83

μg/ 100 g

Edible parts

Raw

Wild

824

Vitamin E (α-tocopherol)

0.13

mg/ 100 g

Edible parts

Raw

Wild

824

Zinc

0.74

mg/ 100 g

Edible parts

Raw

Wild

824

β-Carotene

64

μg/ 100 g

Edible parts

Raw

Wild

824

Conservation Status:

Global	:	Least Concern (LC)	(Version 3.1) [654]
Bangladesh	:	Least Concern (LC)	(Version 3.1) [368]

Occurrence/Distribution:

Global	:	China[877] Indonesia[446] Japan[910] Philippines[835] Taiwan[877] United States[877] Guam[877] Papua New Guinea[875]
Bangladesh	:	Padma river, Rajshahi[274] Chalan beel, Natore[490] Halda River, Chittagong Hill Tracts[598] Andharmanik river, Patuakhali[751] Sunamganj haor region, Sunamganj[729] Kaptai reservoir (Kaptai lake), Rangamati[753] Mahananda River, Chapainawabganj[775] River Choto Jamuna, Naogaon[9] Tulsiganga River, Joypurhat[780] Meghna river, Narsingdi[781] Meghna river, Narsingdi[781] Dhepa river, Dinajpur[779] Borulia haor, Kishoreganj[794] Buriganga River, Dhaka[798] Old brahmaputra, Mymensingh[796] Talma River, Panchagarh[800] Someshwari river, Netrokona[806] Jamunashwori river, Rangpur[808] Nabaganga river, Narail[809] Atrai River, Dinajpur[815] Banar River, Mymensingh[1023] Tanguar Haor, Sunamganj[1025] Tanguar Haor, Sunamganj[1025] Kishoreganj Haor Region, Kishoreganj[1026] Punarbhaba, Dinajpur[1161] Dekhar haor, Sunamganj[1164] Shakla heel, Brahmanbaria[1167] Balla beel, Moulvibazar[1168] Titas river, Brahmanbaria[1169] Ghaghat river, Gaibandha[1202] Belua river, Pirojpur[1207]

Habitat and Environment:

Habitat: Data not available

Environment:

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

Breeding Maturity:

First breeding maturity at-
1 Year for Mixed in Germany and 28 cm in TL for Mixed in Germany ^[946]

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: 1477, Specimen length: 31 cm. weight: 0.235 kg. Egg: dia- 1.5 mm, ^[347]
Absolute fecundity: 6520, Specimen length: 20.5 cm. weight: 0.09 kg. ^[347]
Egg: colour- Dark green, yellowish brown, fade yellow or greenish yellow, ^[347]
Absolute fecundity: 2,340 (min), 13,400 (max), Specimen length: 20.5-30.2 cm. ^[70]
Absolute fecundity: 300 (min), 1,500 (max), ^[946]

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:
400-500 BDT/kg (Size: 30-35 cm, Weight: 200-300 g, Place: Noakhali, Bangladesh) ^[792]