National parks: 13stabilityequipment.jpg - public domain image
Equipment used for determining soil stability.
National parks: 06pindrop.jpg - public domain image
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. A pin (shown near ground, striped red and white) is dropped from the measuring tape above and used to iden... More
National parks: 04tapesecure.jpg - public domain image
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. In this photo she is securing the tape to the tripod. Measurements are taken along the tape, which marks t... More
National parks: 09knife.jpg - public domain image
Extracting a small piece of soil from the ground for stability testing.
National parks: 03canopy.jpg - public domain image
Measuring tape used to mark plot boundary for Sonoran Desert Network vegetation monitoring. A crew member sampling under this tree would take a reading with the densiometer.
National parks: 10transfer.jpg - public domain image
Transferting a piece of soil to equipment used for stability testing.
National parks: 11stability.jpg - public domain image
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. This photo depicts a test for soil stability.
National parks: 12stability.jpg - public domain image
Test for soil stability, conducted in accordance with the directions on the top of the box.
National parks: 07categorize.jpg - public domain image
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. A pin is dropped from the measuring tape above and used to identify plant height in one of three categorie... More
National parks: 01equipment.jpg - public domain image
Equipment used for Sonoran Desert Network vegetation monitoring.
National parks: 05tape.jpg - public domain image
Measuring tape used to mark plot boundary for Sonoran Desert Network vegetation monitoring.
National parks: Densiometer - public domain image
Densiometer used for Sonoran Desert Network vegetation monitoring. This device is akin to a periscope; the user looks into one of the horizontal tubes to judge canopy cover overhead.
National parks: 08biocrust.jpg - public domain image
Vegetation ecologist demonstrates how to set up a plot and conduct the network's vegetation monitoring. Here, she uses a collapsible quadrat to sample for biological soil crusts.