| {{ :fr:legend:wq_point_allval.png }} |structures|
| {{ :fr:legend:wq_quadrat.png }} |Bridge|
| {{ :fr:legend:wq_triangle_gray.png }} |Bridge and Wier|
| {{ :fr:legend:wq_polygon_blue.png }} |Dam|
| {{ :fr:legend:wq_triangle_blue.png }} |Wier|