About the Authors

David V. Burley

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Resources, Writing – original draft, Writing – review & editing

burley@sfu.ca

Affiliation Department of Archaeology, Simon Fraser University, Burnaby, BC, Canada

Sean P. Connaughton

Contributed equally to this work with: Sean P. Connaughton, Geoffrey Clark

Roles Conceptualization, Resources, Writing – review & editing

Affiliation Inlailawatash Limited Partnership, North Vancouver, BC, Canada

Geoffrey Clark

Contributed equally to this work with: Sean P. Connaughton, Geoffrey Clark

Roles Conceptualization, Data curation, Funding acquisition, Resources, Writing – review & editing

Affiliation School of Culture, History & Language, Australian National University, Canberra, Australia

Competing Interests

Sean P. Connaughton is employed by Inlailawatash Limited Partnership. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS ONE policies on sharing data and materials.