Algae on rocks in streambed
Person sampling in streambed
Tracks near streambed
Sediment near streambed
Person doing stream transect
Stream guage and structure
Stream guage and structure
Stream guage and structure
Stream weir
Man standing in stream near weir
Stream weir
Streambed
Two people doing transect near streambed
Streambed
Streambed
Person surveying near streambed
Streambed
Streambed
Streambed
Rocks near streambed
Two people doing transect in streambed
Person doing transect in streambed
Rock near streambed
Person near streambed
Streambed
Streambed
Streambed
Streambed
Tracks near streambed
Stream guage and structure