Invasion
Invasion Description
1st Record: near Fox Pt./NH/Great Bay Estuary (1989, USGS Nonindigenous Aquatic Species Program 2008)
Geographic Extent
Near Fox Pt./NH/Great Bay Estuary (1989, USGS Center for Aquatic Resource Studies 2008); Badgers Island Marina, Portsmouth/NH/Great Bay (2001, Ruiz et al. unpublished data); Coast Guard Pier, Portsmouth/NH/Great Bay (2001, Ruiz et al. unpublished data); Great Cove Boat Club, Portsmouth/NH/Great Bay; NH/Great Bay (2001, Ruiz et al. unpublished data); Main Marina Shipyard, Sounding Pier, Portsmouth/NH/Great Bay (2001, Ruiz et al. unpublished data); Port Authority, Portsmouth/NH/Great Bay; NH/Great Bay (2001, Ruiz et al. unpublished data); Wentworth Marina, Portsmouth/NH/Great Bay (2006, Harris and Dijkstra 2008); Coastal Marine Lab, Portsmouth/NH/Great Bay (2006, Harris and Dijkstra 2008); Great Bay Marina, Newington/NH/Great Bay (2006, Harris and Dijkstra 2008)
Vectors
| Level | Vector |
|---|---|
| Alternate | Hull Fouling |
| Alternate | Ballast Water |
Regional Impacts
| Ecological Impact | Food/Prey | |
| Membranipora membranacea provides an additional food resource for the nudibranch Onchidoris muricata, possibly allowing it to reproduce earlier in the season (Pratt and Grason 2007; Lambert et al. 2016). | ||