Sciades herzbergii ';
General information
 
Sciades herzbergii (Bloch, 1794)
 
 
Common namePemecou sea catfish, Bagre-juba
Synonyms
-
IUCN Red List status (2014)
Not Reported
Habitat
Freshwater
Systematics
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Siluriformes; Ariidae
Geographical distribution
Brazil; Colombia; Venezuela; Guyana; Suriname; French Guiana; Aruba; Curaçao Island; Trinidad and Tobago
Occurrence Native: Brazil, Colombia, Venezuela, Guyana, Suriname, French Guiana
Misidentification: Aruba, Curaçao Island, Trinidad and Tobago
Importance
-
Remarks
-
Karyological information
Geographical area of study Isla Margarita, Nova Esparta, Venezuela
Source of chromosomes
-
Number of specimens with sex
8 (unsexed)
Diploid chromosome number
56
Karyotype formula
14m+20sm+18st+4t
Fundamental arm number
-
Chromosome length
-
Sex chromosome
-
Chromosome staining/banding/FISH
Multiple Ag-NORs were found on short arms of two large-sized subtelocentric chromosome pairs.
Reference(s)
Nirchio M, Martinez ERM, Foresti F and Oliveira C. (2010). Cytogenetic analysis of three sea catfish species (Teleostei, Siluriformes, Ariidae) with the first report of Ag-NOR in this fish family. Genetics and Molecular Biology, 33(2): 262-265.