Steps to survey each transect: Find a reference point and mark it with the GPS (UTM with NAD83 projection) Define a direction (e.g. cardinal or uphill) and note the true (magnetic north) compass bearing Have the 1st surveyor move to the end of the transect while being guided by the 2nd surveyor using the compass heading The 2nd surveyor moves towards the 1st surveyor collecting depth measurements as instructed below Note the GPS location when the 2nd surveyor reaches the end of the transect Repeat steps 3-5 for the remaining three perpendicular transects

MPB Chimney Park Snow Survey BB1 UT – Unthinned RG – Regenerating BB1 – Hit in 2008 BB2 – Hit in 2007 Parking 41°4’27.11’’ 106°6’16.38’’ Judd Cluster 1 41°3’58.31’’ 106°7’19.343’’ BB2 500 m BB1 RG BB2 UT

MPB Niwot Ridge snow sampling Focus area for snow sampling Instrumented study hillslope Locations of McIntyre snow survey C1 40°2’9.71’’ 105°32’36.65’’ Tower 40°1’58.11’’ 105°32’48.65’’ 500 m