Data availability
Data collected according to the MIREN road survey protocol will be published in the context of paper publications or five years after data collection. Details are governed in the current version of the MIREN data-sharing agreement which is available on the network’s website (www.mountaininvasions.org) and provided as supplementary material to this manuscript.
Supporting Information
Supporting Information S1: MIREN road survey protocol
Supporting Information S2: MIREN Data-sharing agreement