A Total Iowa iBobber user activity by lake (%) versus the total visits by lake (%) as quantified by an Iowa State University state-wide survey (p = 7.5 x 10-8, R2 = 0.425) (Evans et al. 2011) B total iBobber user activity by state (%) versus total angling activity by state (%) as quantified by the 2011 USFWS National Survey (U.S. Department of the Interior 2014).

  Part of: Fricke RM, Wood SA, Martin DR, Olden JD (2020) A bobber’s perspective on angler-driven vectors of invasive species transmission. NeoBiota 60: 97-115. https://doi.org/10.3897/neobiota.60.54579