Ompok bimaculatus ';
General information
Ompok bimaculatus (Bloch, 1794)
 
 
Common nameButter catfish
Synonyms
Silurus bimaculatus Bloch, 1794
Callichrous bimaculatus (Bloch, 1794)
Pseudosilurus bimaculatus (Bloch, 1794)
Wallago bimaculatus (Bloch, 1794)
Ompak bimaculatus (Bloch, 1794)
Silurus chechra Hamilton, 1822
Callichrous chechra (Hamilton, 1822)
Silurus duda Hamilton, 1822
Silurus affinis Swainson, 1839
Callichrus affinis Swainson, 1839
IUCN Red List status (2014)
Near Threatened (NT)
Habitat
Freshwater
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Siluridae.
Geographical distribution
India; Bangladesh; Sri Lanka; Pakistan; Myanmar; Nepal; Afghanistan
Occurrence Native: India, Bangladesh, Sri Lanka, Pakistan, Myanmar, Nepal, Afghanistan
Importance
Food/ornamental
Remarks
Nil
Karyological information
Geographical area of study Not reported
Source of chromosomes
Kidney
Number of specimens with sex
25
Diploid chromosome number
42
Karyotype formula
12m+14sm+16st & t
Fundamental arm number
68
Chromosome length
Not reported
Sex chromosome
Not detected
Chromosome staining/banding/FISH
Nil
Reference(s)
Sharma R (2008). Chromosomal Studies on Ompak bimaculatus (Bloch) and Ompak pabda (Hamilton Buchanan,1822). Indian Journal of Animal Science, 78(2): 234-236.