Name: Sabella spallanzanii - Mediterranean fanworm

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Description: <DIV STYLE="text-align:Left;font-size:12pt"><DIV><DIV><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Invasive species can devastate local ecosystems and outcompete native species when able to establish in areas outside their native range due to spreading through human activities, primarily shipping and aquaculture. A number of invasive species are noted as particularly damaging: Mediterranean fanworm (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Sabella spallanzanii</SPAN></SPAN><SPAN><SPAN>), Australian droplet tunicate, (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Eudistoma elongatum</SPAN></SPAN><SPAN><SPAN>), clubbed tunicate (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Styela clava</SPAN></SPAN><SPAN><SPAN>), Asian date mussel (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Arcuatula senhousia</SPAN></SPAN><SPAN><SPAN>), Asian paddle crab, (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Charybdis japonica</SPAN></SPAN><SPAN><SPAN>), Wakame Asian Kelp (</SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Undaria pinnatifida</SPAN></SPAN><SPAN><SPAN>), and </SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Caulerpa</SPAN></SPAN><SPAN><SPAN> spp. </SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Caulerpa</SPAN></SPAN><SPAN><SPAN> spp. is of particular recent interest due to additional sightings at Aotea/Great Barrier and in the Bay of Islands. A high-risk area to monitor for additional </SPAN></SPAN><SPAN STYLE="font-style:italic;"><SPAN>Caulerpa</SPAN></SPAN><SPAN><SPAN> spp. sightings is also shown. </SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>These maps were created from data available through the Marine Biosecurity Porthole (</SPAN></SPAN><A href="https://marinebiosecurity.org.nz/what-are-marine-pests/" STYLE="text-decoration:underline;"><SPAN STYLE="text-decoration:underline;"><SPAN>https://marinebiosecurity.org.nz/what-are-marine-pests/</SPAN></SPAN></A><SPAN><SPAN>), which has additional information about each species, and uses information from the Port Biological Baseline Surveys (PBBS) and the National Marine High Risk Site Surveillance (NMHRSS), other verified observations are from published literature, unpublished technical reports, biosecurity databases, and records held by the Marine Invasives Taxonomic Service and research taxonomists. </SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Limitations:</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>These maps are strongly biased by survey locations, which tend to be focused near ports and may not be complete, correct or up to date but offer the most comprehensive view of non-native species in New Zealand’s marine environment. The PBBS were conducted from 2001 and 2007 and NMHRSS occur every 6 months.</SPAN></SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN>Reference:</SPAN></P><P STYLE="margin:0 0 11 0;"><SPAN>Marine Biosecurity Portal (2023) Enhanced species search for</SPAN><SPAN> </SPAN><SPAN STYLE="font-style:italic;"><SPAN>Sabella spallanzanii</SPAN></SPAN><SPAN STYLE="font-style:italic;">, </SPAN><SPAN>accessed (2 June 2023), available online at </SPAN><A href="https://www.marinebiosecurity.org.nz/search-for-species/" STYLE="text-decoration:underline;"><SPAN>https://www.marinebiosecurity.org.nz/search-for-species/</SPAN></A></P><P STYLE="margin:0 0 11 0;"><SPAN><SPAN>Seaward, K., Acosta, H., Inglis, G.J., Wood, B., Riding, T., Wilkens, S., Gould, B. (2015) The Marine Biosecurity Porthole - a web-based information system on non-indigenous marine species in New Zealand. Management of Biological Invasions, 6: 177-184. doi: http://dx.doi.org/10.3391/mbi.2015.6.2.08</SPAN></SPAN></P></DIV></DIV></DIV>

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