| General information |
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Abramis brama (Linnaeus, 1758) |
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| Common name | Freshwater bream |
| Synonyms |
Abramis brama Linnaeus, 1758 Abramis argyreus Valenciennes, 1844 Abramis brama bergi Grib & Vernidub, 1935 Abramis brama danubii Pavlov, 1956 Abramis brama orientalis Berg, 1949 |
| IUCN Red List status (2014) |
Least Concern (LC) |
| Habitat |
Freshwater |
| Systematics |
Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Actinopterygii; Neopterygii; Teleostei; Ostariophysi; Cypriniformes; Cyprinidae. |
| Geographical distribution |
China; Iran; Afghanistan; Kazakhstan; Kyrgyzstan; Turkmenistan; Uzbekistan; Turkey; Russia; UK; Germany; France; Portugal; Italy; Greece; Bulgaria; Ukraine; Romania; Georgia; Azerbaijan; Norway; Sweden; Denmark; Ireland; Finland; Belgium; Netherlands; Austria; Belarus; Czech Republic; Estonia; Hungary; Latvia; Lithuania; Moldova; Poland; Serbia; Slovakia; Switzerland |
| Occurrence |
introduced: China; native: Iran; native: Afghanistan; native: Kazakhstan; introduced: Kyrgyzstan; native: Turkmenistan; native: Uzbekistan; native: Turkey; native: Russia; native: UK; native: Germany; native: France; introduced: Portugal; introduced: Italy; native: Greece; native: Bulgaria; native: Ukraine; native: Romania; native: Georgia; native: Azerbaijan; native: Norway; native: Sweden; native: Denmark; native: Ireland; native: Finland; native: Belgium; native: Netherlands; native: Austria; native: Belarus; native: Czech Republic; native: Estonia; native: Hungary; native: Latvia; native: Lithuania; native: Moldova; native: Poland; native: Serbia; native: Slovakia; native: Switzerland |
| Importance |
Food |
| Karyological information |
| Geographical area of study |
Lake Kortowo in Olsztyn, Poland |
| Source of chromosomes |
Gill and kidney |
| Number of specimens with sex |
19 (males-11; females-08) |
| Diploid chromosome number |
50 |
| Karyotype formula |
14m+22sm+14a |
| Fundamental arm number |
86 |
| Chromosome length |
Not reported |
| Sex chromosome |
Very low content of heterochromatin in chromosomes |
| Chromosome staining/banding/FISH |
C- bands on largest acrocentirc chromosome pair, 18S rDNA sites on small subtelocentric chromosome pair, PNA FISH revealed telomeric sequences on the ends of chromatids. |
| Reference |
Ocalewicz K, Jankun M, Boron A (2004). Karyotypic characterization of bream, Abramis brama (Pisces, Cyprinidae). Folia Zoologica, 53(3): 329- 334. |
| Karyotype /Metaphase complement image |
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| Cross Link |