Two people doing stream transect
Person surveying
Person doing stream transect and surveying
Person doing stream transect and surveying
Person sampling in streambed
Person surveying
Person sampling in streambed
Person doing transect in streambed
Two people doing stream transect
Person surveying
Person doing stream transect and surveying
Person doing stream transect and surveying
Person sampling in streambed
Person surveying
Person sampling in streambed
Person doing transect in streambed