| General information |
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Acanthurus chirurgus (Bloch, 1787) |
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| Common name | Doctorfish |
| Synonyms |
- |
| IUCN Red List status (2014) |
Least Concern (LC) |
| Habitat |
Saltwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Euteleostei; Neoteleostei; Acanthomorpha; Acanthopterygii; Percomorpha; Perciformes; Acanthuridae. |
| Geographical distribution |
Senegal; USA; Mexico; Brazil; Venezuela; Guyana; Suriname; French Guiana; Panama; Cuba; Jamaica; Puerto Rico; Costa Rica; Nicaragua; Haiti; Dominican Republic; Guatemala; Honduras; Anguilla; Antigua and Barbuda; Aruba; Bahamas; Barbados; Belize; Bermuda; British Virgin Islands; Cayman Islands; Curaçao Island; Grenada; Guadeloupe; Martinique; Montserrat; Saint Kitts and Nevis; Saint Lucia; Saint Vincent and the Grenadines; Trinidad and Tobago; Turks and Caicos Islands; Virgin Islands (USA) |
| Occurrence |
native: Senegal; native: USA; native: Mexico; native: Brazil; native: Venezuela; native: Guyana; native: Suriname; native: French Guiana; native: Panama; native: Cuba; native: Jamaica; native: Puerto Rico; native: Costa Rica; native: Nicaragua; native: Haiti; native: Dominican Republic; native: Guatemala; native: Honduras; native: Anguilla; native: Antigua and Barbuda; native: Aruba; native: Bahamas; native: Barbados; native: Belize; native: Bermuda; native: British Virgin Islands; native: Cayman Islands; native: Curaçao Island; native: Grenada; native: Guadeloupe; native: Martinique; native: Montserrat; native: Saint Kitts and Nevis; native: Saint Lucia; native: Saint Vincent and the Grenadines; native: Trinidad and Tobago; native: Turks and Caicos Islands; native: Virgin Islands (USA) |
| Importance |
- |
| Remarks |
- |
| Karyological information |
| Geographical area of study |
Rio Grande do Norte and Bahia in Northeastern Brazilian shore |
| Source of chromosomes |
Anterior kidney. |
| Number of specimens with sex |
17 |
| Diploid chromosome number |
34 |
| Karyotype formula |
12m+2sm+4st+16a |
| Fundamental arm number |
- |
| Chromosome length |
- |
| Sex chromosome |
- |
| Chromosome staining/banding/FISH |
Small amounts of heterochromatin detected mainly at pericentromeric regions and interspersed with NORs. Single Ag-NOR found on short arms of largest subtelocentric pair. |
| Reference |
Affonso PRAM, Fernandes MA, Almeida JS, Molina WF (2014). Sequential steps of chromosomal differentiation in Atlantic Surgeonfishes: Evolutionary Inferences. The Scientific World Journal, Vol. 2014, Article ID 825703, 7 pp. http://dx.doi.org/10.1155/2014/825703. |
| Cross Link |