ORPI Ecological Monitoring Report
The Organ Pipe Cactus National Monument Ecological Monitoring Report (1997-2005) is the most comprehensive report available on the natural resources of Organ Pipe Cactus National Monument.
Below you will find links to the entire document by chapters. Enjoy!!!
Did You Know?
It's not easy, practical, or legal to get "water" from a barrel cactus within the Monument. Even if you tried to get past the spines, it would be like sucking on a bad-tasting dish sponge. The best thing to do is fill a canteen with good drinking water before leaving home.