Table 2 The quantity and gender diversity of different ploidy CC detected in the past five years
From: Coexistence of diploid, triploid and tetraploid crucian carp (Carassius auratus) in natural waters
Year | Total | 2nCC | 3nCC | 4nCC | |||
|---|---|---|---|---|---|---|---|
| Â | Â | Number | Ratio of the population | Number | Ratio of the population | Number | Ratio of the population |
2005 | 77 | 30 (17 ♀, 13♂) | 39% | 47 (45 ♀, 2♂) | 61% | 0 | 0% |
2006 | 271 | 61 (33♀, 28♂) | 23% | 186 (164♀, 22♂) | 68% | 24 (24♀, 0♂) | 9% |
2007 | 225 | 46 (22♀, 24♂) | 20% | 166 (134♀, 32♂) | 74% | 13 (13♀, 0♂) | 6% |
2008 | 237 | 8 (2♀, 6♂) | 3% | 229 (170♀, 59♂) | 97% | 0 | 0% |
2009 | 139 | 7 (1♀, 6♂) | 5% | 130 (104♀, 26♂ | 94% | 2(2♀, 0♂) | 1% |