Characterization of the hydrobiological community, sampling in six stations.
Río Calima; Río Bravo; Embalse Calima (Valle del Cauca)
Perifiton: a 6 cm2 quadrant and a brush were used. Phytoplankton: filtering with a 23 micron phytoplankton conical mesh net. Zooplankton: filtering with a 56 micron zooplankton cone net of mesh eye. Macroinvertebrates: Red Surber and the multihabitat network. Fishes: For this component 2 fishing gears were used. population trends only Participant choice based on scheme guidance