Species Regional Summary
Botrylloides giganteus
Mission Bay ( P030 )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Record: Quivera Basin, San Diego/CA/Mission Bay (1998, 2000 Lambert and Lambert 2003)

Geographic Extent

Quivera Basin, San Diego/CA/Mission Bay (1998, 2000 Lambert and Lambert 2003; 2011, California Department of Fish and Wildlife 2014); Dana Point Marina, San Diego/CA/Mission Bay (2003, de Rivera et al. 2005); Seaforth Marina, San Diego/CA/Mission Bay (2003, de Rivera et al. 2005); CA/Outer Misson Bay (2013; Obazo and Williams 2018); South Shores Boat Ramp, San Diego/CA/Mission Bay (2019. Nicopls et al. 2023)

Vectors

Level Vector
Probable None

Regional Impacts

Ecological ImpactCompetition
The colonial tunicate Botrylloides giganteum is a recent invader of Mission Bay. Strong competition was noted at some locations where the tunicate grew over extensive areas (100% cover) (Lambert and Lambert 2003).
 

References

Full Reference List for Botrylloides giganteus

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