FILE 1 DNA sequence data.txt file contains: INFO COLUMNS: Colony Location, Primers used, No. of Individuals DATA COLUMN: Haplotype sequences FILE 2 mtDNA sequences 9 colonies.phy contains: All sequences for each individual - Colony identification B = Baccalieu Island GIB = Gull Island I or VIB= Vestman Islands SKB = St Kilda N = Rost, Norway BON = Bon Portage NRB = North Rona Laz LAZ = St Lazaria BUL = Buldir Island FILE 3 & 4 LAMARC Atlantic sample file.bio LAMARC Pacific sample file.bio Above files contain individual id and sequences used in the LAMARC analyses FILE 5 & 6 LAMARC Pacific infile.xml LAMARC Atlantic infile.xml Above files are the infiles for the LAMARC analyses FILE 7 IMa2 mtDNA input file.u contains: All individual sequences for each sample and the parameter setting for the IMa2 software. ALL DATA WAS COLLECTED AND PREPARED BY DR TONY BICKNELL: anthony.bicknell@plymouth.ac.uk