Invasion
Invasion Description
1st record: San Diego/CA/Mission Bay (1986, Fleminger and Kramer 1988)
Geographic Extent
CA/Los Angeles-Long Beach Harbors (2001, Fairey et al. 2002); CA/Los-Angles-Long Beach Harbor (Ruiz and Geller 2021, 3 of 10 sites); CA/Newport Bay (2015, Ruiz and Geller 2021, 4 of 10 sites); Carlsbad/CA/Agua Hedionda Lagoon (1987, Fleminger and Kramer 1988; USNM 234199, U.S. National Museum of Natural History 2012); CA/Newport Bay (2015, Ruiz et al. unpublished); San Diego/CA/San Diego Bay (2001, Fairey et al. 2002); San Diego/CA/Mission Bay (1986, Fleminger and Kramer 1988); Bahia Point/CA/Mission Bay (1986, USNM 234194, U.S. National Museum of Natural History 2012); Ensenada, Baja California/Mexico/Bahia de Todoas Santos (1998, Jimenez-Perez and Castro-Longoria 2002);
Vectors
| Level | Vector |
|---|---|
| Alternate | Ballast Water |
| Alternate | Fisheries Accidental (not Oyster) |
Regional Impacts
| Ecological Impact | Competition | |
| In Southern California estuaries (Mission Bay, Agua Hedionda Lagoon) where Pseudodiaptomus marinus had invaded, the native P. euryhalinus was absent (Fleminger and Kramer 1988). However, competition between these species has not been studied. | ||