Data types: morphological, genetic(sequence), genetic(genotype) morphological data are tabulated in xls files (2) 1) Colp external morpho.xls 2) x-ray vertebral data.xls genetic(sequence) data stored as nex files (3) 1) Colpichthys RAG1.nex 2) hubbsi cytb hap only.nex 3) regis cytb hap + introgressed.nex genetic(genotype) data tabulated in xls file (1) 1) Colpichthys MSAT.xls R code and relevant data files for DAPC can be accessed on github: https://github.com/clflau/Colpichthys_github/