| Bream | Roach |
---|
L. Ramor | 40 | 0 |
Leixlip Res. | 36 | 4 |
Ross L. | 40 | 0 |
L. Corrib | 39 | 1 |
- Mitochondrial DNA exhibited by roach × bream hybrids, 40 hybrids were screened from each lake. Presence of mitochondrial DNA indicates which species was maternal during hybridisation.