Clarias batrachus ';
General information
Clarias batrachus (Linnaeus, 1758)
 
 
Common namePhilippine catfish, Mangur, Indian catfish
Synonyms
Silurus batrachus Linnaeus, 1758
Clarias betrachus (Linnaeus, 1758)
Clarius bartrachus (Linnaeus, 1758)
Clarias punctatus Valenciennes, 1840
Clarias assamensis Day, 1877
Macropteronotus magur (non Hamilton, 1822)
IUCN Red List status (2014)
Least Concern (LC)
Habitat
Freshwater
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Clariidae.
Geographical distribution
India; China; Japan; Indonesia; Bangladesh; Malaysia; Sri Lanka; Pakistan; Philippines; Singapore; Thailand; Taiwan; Vietnam; Myanmar; Laos; Cambodia; Nepal; Papua New Guinea; USA; Guam
Occurrence Misidentification: India, Bangladesh, Malaysia, Sri Lanka, Pakistan, Singapore, Thailand, Vietnam, Myanmar, Laos, Cambodia, Nepal
Introduced: China, Japan, Philippines, Taiwan, Papua New Guinea, USA, Guam
Native: Indonesia
Importance
Food/ornamental
Remarks
Move across land using its stiff pectoral spines and have special mucous-producing pores on its body to help walking
Karyological information
Geographical area of study River basins of Thailand
Source of chromosomes
Anterior Kidney
Number of specimens with sex
16 (8 males and 8 females)
Diploid chromosome number
104
Karyotype formula
2 m+ 4 sm + 98 st/a
Fundamental arm number
110
Chromosome length
Sex chromosome
Chromosome staining/banding/FISH
The 18S rDNA sites were found to be localised on six chromosomal pairs and 5S rDNA sites were found on 27 chromosomal pairs
Reference(s)
Maneechot N, Yano CF, Bertollo LAC, Getlekha N, Molina WF, Ditcharoen S, Tengjaroenkul B, Supiwong W, Tanomtong A, Cioffi MB (2016). Genomic organization of repetitive DNAs highlights chromosomal evolution in the genus Clarias (Clariidae, Siluriformes. Molecular Cytogenetics 9:4, DOI 10.1186/s13039-016-0215-2