New Zealand Mudsnail Surveys

The highly invasive New Zealand mudsnail was first reported in the Santa Monica Mountains in 2005. The snails were collected in 4 streams during bioassessment monitoring of the Malibu Creek watershed as part of a watershed-wide monitoring program1. As of 2014, NZMS have been detected in 14 streams in the Santa Monica Mountains. Read this comprehensive 2015 report to find out more.