Natural hybridization with invasive bleak Alburnus alburnus threatens the survival of Iberian endemic calandino Squalius alburnoides complex and Southern Iberian chub Squalius pyrenaicus

1. Almodóvar, A.
2. Nicola, G.G.
3. Leal, S.
4. Torralva, M.
5. Elvira, B.