Person surveying
Algae on rocks in streambed
Person sampling in streambed
Tracks near streambed
Sediment near streambed
Person doing stream transect
Streambed and source glacier
Streambed and pond
Streambed
Streambed and source glacier
Streambed
Streambed
Streambed and source glacier
Streambed
Streambed
Algae in streambed
Streambed
Streambed
Streambed
Streambed
Streambed
Person surveying near streambed
Person surveying near streambed
Streambed
Person surveying near streambed
Equipment near streambed
Person surveying near streambed
Person surveying near streambed
Streambed
Person surveying near streambed