About PRISSM (Partnership of Regional Institutions for Sage Scrub Monitoring) The Partnership of Regional Institutions for Sage Scrub Monitoring (PRISSM) (www.prissm.org) is a multi-institutional effort to establish long-term bio-monitoring programs in California sage scrub (CSS) fragments throughout southern California. Read more about About PRISSM (Partnership of Regional Institutions for Sage Scrub Monitoring)