Habitat variables for each 200 m waterway section

Data collected in the field. x = x coordinate (eastings), y = y coordinate (northings), width = waterway width (cm), ST_substra = stream bed substrate - 0 (silt, sand, gravel) or 1 (stones, boulders), pen1, pen2, pen3, pen4 = categorical variable for bank penetrability, tot_veg = percentage cover of vegetation, tree_cover = percentage cover by tree canopy, juncus = percentage cover by juncus sp., filip = percentage cover by Filipendual ulmaria