Species Regional Summary
Molgula manhattensis
Pt. Conception to Southern Baja California ( NEP-VI )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Records: CA/Newport Bay (1984, Lambert and Lambert 1998); Long Beach/CA/ Long Beach Harbor (1984, Lambert and Lambert 1998)

Geographic Extent

Fiddler's Cove Marina, San Diego/Ca/ San Diego Bay (2020, Nichols et al. 2035); Newport Beach/CA/Newport Bay (1984, 1996, 1997; Lambert and Lambert 1998; 2000, Fairey et al. 2002; 2011, California Department of Fish and Wildlife 2014); Costa Mesa/CA/Upper Newport Bay (1994, 1995, 1997, 1998, Lambert and Lambert 2003); Newport Back Bay, Newport Beach/CA/Newport Bau/ (019, Nichols et al. 2023); .Huntington Beach/CA/Huntington Harbor (2001, Fairey et al. 2002; 2018, Beshai et al. 2022); Long Beach Marina/CA/Alamitos Bay (1996, 1997, 1998), Lambert and Lambert 2003); Long Beach/CA/ Long Beach Harbor (1984, Lambert and Lambert 2003); Impound Marina, Long Beach/CA/ Long Beach Harbor (1998, Lambert and Lambert 2003, 2001, Fairey et al. 2002; 2011, California Department of Fish and Wildlife 2014); Watchorn Marina, Long Beach/CA/ Long Beach Harbor; (1997, 1998, Lambert and Lambert 2003); Venice/CA/Marina del Rey (1995, 1996, 1997, 1998, Lambert and Lambert 2003; California Department of Fish and Wildlife 2014); Oxnard/CA/Channel Islands Harbor (2001, Fairey et al. 2002); Island Packers, Ventura/CA/Ventura Harbor (1998, Lambert and Lambert 2003); Pierpoint Yacht Club, Ventura/CA/Ventura Harbor (1994, 1995, 1996, 1997, 1998); Santa Barbara/CA/Santa Barbara Harbor (2001, Fairey et al. 2002)

Vectors

Level Vector
Probable Hull Fouling

Regional Impacts

Ecological ImpactCompetition
Complete cover of Molgula manhattensis was observed at some sites and times in Newport and Alamitos Bays (Lambert and Lambert 2003), suggestive of competition.
 

References

Full Reference List for Molgula manhattensis

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