Table 1 Chondrostoma lusitanicum cyt b sequence haplotypes and variable sites in the 985 bp region sequenced. Parsimony-informative characters are given in bold and dots indicate equality with sequence 1. Haplotype frequencies within the five areas sampled (T, Tejo; R, Samarra; S, Sado; A, Arade; M, Mira) are shown
