Universitat de Vic - Universitat Central de Catalunya 1 article published in JoVE Environment Automatic Image Processing to Determine the Community Size Structure of Riverine Macroinvertebrates Rosa Gurí1,4, Ignasi Arranz2,4, Marc Ordeix1,4, Carmen García-Comas3,4 1Center for the Study of Mediterranean Rivers (CERM), Universitat de Vic - Universitat Central de Catalunya, 2Laboratoire Evolution et Diversité Biologique (EDB), UMR5174, Université Toulouse 3 Paul Sabatier, Centre national de la recherche scientifique (CNRS), Institut de Recherche pour le Développement (IRD), 3Department of Marine Biology and Oceanography, Institut de Ciències del Mar, Consejo Superior de Investigaciones Científicas (CSIC), 4Aquatic Ecology Group, Universitat de Vic - Universitat Central de Catalunya The article is based on the creation of an adapted protocol to scan, detect, sort, and identify digitized objects corresponding to benthic river macroinvertebrates using a semi-automatic imaging procedure. This procedure allows the acquisition of the individual size distributions and size metrics of a macroinvertebrate community in about 1 h.
