Percentage (%) of iBobber user movements between water-bodies according to the number of days between trips. Vertical lines represent published estimates of survival time when exposed to desiccation in an overland vector for indicated invasive species (% of total movements stated). Photo credits: “Bay grasses on the Susquehanna Flats in Harford County, Md.” by chesbayprogram is licensed under CC BY-NC 2.0, “Eurasian Watermilfoil, Susquehanna Flats” by chesbayprogram is licensed under CC BY-NC 2.0, Potamopyrgus antipodarum” by fturmog is licensed under CC BY-NC-SA 2.0, “File:Dreissena polymorpha (Zebra mussel), Arnhem, the Netherlands.jpg” by Bj.schoenmakers is licensed under CC0 1.0, “File:Muschel Aller 7987.jpg” by NobbiP is licensed under CC BY-SA 3.0, “Chinese Mystery Snails in winter” by brentsview is licensed under CC BY-NC 2.0.