Individual Volunteers

A volunteer using a GPS device to find the coordinates of a saguaro.

NPS Photo

 
A volunteer looking up at a saguaro.

NPS Photo

 
A volunteer using a GPS device to find the coordinates of a saguaro.

NPS Photo

 
A volunteer smiling. She is holding a GPS device and a clipboard with the data sheets.

NPS Photo

 
A volunteer holding one end of a measuring tape next to the base of a saguaro.

NPS Photo

 
Park staff sliding a blue flag through the spines of a saguaro.

NPS Photo

 
Volunteers using a clinometer to measure the height of a tall saguaro.

NPS Photo

 
Volunteers using a clinometer.

NPS Photo

 
A volunteer reading the coordinates of a saguaro.

NPS Photo

 
Volunteers group photo.

NPS Photo

 
Volunteers and park staff posing like a saguaro.

NPS Photo

Last updated: May 6, 2025

Contact Info

Mailing Address:

3693 S Old Spanish Trail
Tucson, AZ 85730

Phone:

520 733-5153
`

Contact Us

Tools

Stay Connected