Species Regional Summary
Urnatella gracilis
Northern California to Mid Channel Islands ( NEP-V )

Invasion

Invasion Description

1st Tidal Record: CA/Sacramento-San Joaquin Delta (collected between 1984 and 1986, Markmann 1986, cited by Cohen and Carlton 1995; Light et al. 2005). 1st Watershed Record: CA/Delta-Mendota Canal (1972, Eng 1977, cited by Cohen and Carlton 1995).

Geographic Extent

CA/Sacramento-San Joaquin Delta (collected between 1984 and 1986, Markmann 1986, cited by Cohen and Carlton 1995; Light et al. 2005); 1st Watershed Record: CA/Delta-Mendota Canal (1972, Eng 1977, cited by Cohen and Carlton 1995)