Clarias anguillaris ';
General information
 
Clarias anguillaris Linnaeus (1758)
 
 
Common nameMudfish
Synonyms
-
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
Egypt; Algeria; Nigeria; Cameroon; Ghana; Mauritania; Sudan; Ivory Coast; Senegal; Sierra Leone; Benin; Burkina Faso; Chad; Ethiopia; Gambia; Mali; Niger; Togo
Occurrence Native: Egypt, Algeria, Nigeria, Cameroon, Ghana, Mauritania, Sudan, Ivory Coast, Senegal, Sierra Leone, Benin, Burkina Faso, Chad, Ethiopia, Gambia, Mali, Niger, Togo
Importance
Remarks
Karyological information
Geographical area of study Anambra river, Nigeria.
Source of chromosomes
Blood leucocytes culture.
Number of specimens with sex
45 (21 male, 24 female).
Diploid chromosome number
56
Karyotype formula
8m+26sm+22a (male), 8m+27sm+21a (female).
Fundamental arm number
90 (male), 91 female
Chromosome length
-
Sex chromosome
Female karyotypes exhibited a heteromorphic pair suspected to be sex chromosome complex.
Chromosome staining/banding/FISH
-
Reference(s)
Eyo JE (2005). Cytogenetic variations in Clarias species (Clariidae: Surulifromis) of the Anambra river using leucocytes culture techniques. Animal Research International, 2(1): 275- 286.
Karyotype /Metaphase complement image