Aquatic Invasions (2011) Volume 6, Issue 4: 391–403 doi: 10.3391/ai.2011.6.4.04 Open Access © 2011 The Author(s). Journal compilation © 2011 REABIC Proceedings of the 3rd International Invasive Sea Squirt Conference, Woods Hole, USA, 26–28 April 2010 Research Article Monitoring for invasive tunicates in Nova Scotia, Canada (2006-2009) Dawn Sephton1*, Benedikte Vercaemer1, Jean Marc Nicolas2 and Joanne Keays3 1Fisheries and Oceans Canada, Bedford Institute of Oceanography, 1 Challenger Drive, Dartmouth, Nova Scotia, B2Y 4A2, Canada 2Nova Scotia Power Inc., 25 Lakeside Drive, Halifax, Nova Scotia, B3T 1M9, Canada 3Canadian Coast Guard, Maritime Service, 2 Parker Street, Dartmouth, Nova Scotia, B2Y 2G2, Canada E-mail: [email protected] (DS), [email protected] (BV), [email protected] (JMN), [email protected] (JK) *Corresponding author Received: 7 December 2010 / Accepted: 1 June 2011 / Published online: 19 September 2011 Online article is available at http://www.aquaticinvasions.net/2011/AI_2011_6_4_Sephton_etal.pdf Supplementary material Appendix 1. Location of invasive tunicates at monitoring stations in Nova Scotia, Canada in 2006 through 2009. C.i. = Ciona intestinalis, B.s. = Botryllus schlosseri, and B.v. = Botrylloides violaceus. Coverage categories were: 0 (absent);1: < 25% coverage (low); 2: 25 - 50% coverage (moderate); 3: 51-75% coverage (high) and 4: >75% coverage very high). * = anecdotal report. 2006 Station Location coordinates C.i. B.s. B.v. Location Station Description and Deployment Structure No. Latitude °N Longitude °W cover cover cover 1 Digby Royal Western Nova Scotia Yacht Club 1 1 0 44.63015 65.75233 Marina, large, mixed-use port, floating dock 2 Meteghan Medium fishing and processing port, floating 2 1 0 44.19365 66.16688 dock at public wharf 4 Yarmouth Bar Medium fishing and processing port, floating 1 1 0 43.81648 66.14785 dock at public wharf 6 Wedgeport Medium fishing and processing port, floating 1 1 1 43.71370 65.96947 dock at public wharf 7 Camp Cove Medium fishing and processing port, floating 1 1 1 43.72360 65.84057 dock at public wharf 9 Port La Tour Small fishing port, floating dock at public 1 1 0 43.49848 65.46988 wharf 10 Ingomar 43.56273 65.36245 Small fishing and processing port, public wharf 1 1 1 11 Gunning Cove 43.68073 65.33973 Small fishing and processing port, public wharf 2 2 0 14 Lower Sandy Small fishing and processing port, public wharf 0 1 0 43.68013 65.30135 Point 16 Brooklyn Small fishing and recreational port, public 0 0 0 44.04843 64.69030 wharf 17 Corkum’s Island 44.36113 64.33362 Shellfish aquaculture site, mussel lines 2 1 1 18 Lunenburg Large, mixed-use port, shellfish aquaculture 1 1 1 44.37525 64.33069 area, floating dock at public wharf 19 Indian Point 44.45598 64.30683 Shellfish aquaculture site, mussel lines 2 1 0 20 Mahone Bay Medium, mixed-use port, shellfish aquaculture 0 0 0 44.44782 64.37437 area, floating dock at public wharf 21 Chester Medium, mixed-use port, shellfish aquaculture 3 1 0 44.53780 64.23840 area, floating dock at public wharf D. Sephton et al. Appendix 1. (continued) 2006 Station Location coordinates C.i. B.s. B.v. Location Station Description and Deployment Structure No. Latitude °N Longitude °W cover cover cover 22 Hubbards Hubbards Yacht Club Marina, medium, mixed- 0 1 0 44.63768 64.05907 use port, shellfish aquaculture area, floating dock 23 Fox Point 44.61415 64.05790 Small fishing port, public wharf 0 1 0 24 Halifax; BIO Large, international mixed-use port, floating 1 0 0 44.68187 63.61187 Jetty dock at government wharf 26 Cooper’s Point Small fishing and processing port, private 0 0 0 44.79452 62.67595 wharf 29 Little Liscomb Small fishing port, shellfish aquaculture area, 0 0 0 45.02557 61.97188 public wharf 30 Port Bickerton Small fishing port, shellfish aquaculture area, 1 1 0 45.10532 61.72275 East floating dock at public wharf 31 Larry’s River Small fishing port, shellfish aquaculture area, 0 0 0 45.21788 61.37373 public wharf 32 Northwest Branch 45.27147 61.13588 Shellfish aquaculture site, mussel lines 0 1 0 33 Northwest 45.27798 61.16383 Shellfish aquaculture site, mussel lines 0 1 0 34 Munroe Point 45.25177 61.17352 Shellfish aquaculture site, mussel lines 0 1 0 35 White Islands 45.24283 61.16158 Shellfish aquaculture site, mussel lines 0 1 0 36 Whitehead Basin 45.23943 61.15262 Shellfish aquaculture site, mussel lines 1 1 0 37 Yankee Cove 45.23297 61.15875 Shellfish aquaculture site, mussel lines 0 1 0 38 Canso Medium fishing and processing port, public 0 1 0 45.33817 60.99535 wharf 40 Eddy Point Eddy Point Marine Park Marina, small fishing 2 1 0 45.52100 61.26368 recreational port, floating dock at public wharf 42 Arichat Small fishing and processing port, shellfish 1 1 1 45.51055 61.01768 aquaculture area, private wharf 43 Petit de Grat; B Shipyard, shellfish aquaculture area, private 0 1 1 45.50252 60.96400 wharf 46 Little Harbour Medium fishing and processing port, floating 0 1 0 45.58333 60.74067 dock at public wharf 47 St. Peter’s St. Peter's Lion's Club Marina, entrance to Bras 0 1 0 45.66115 60.87440 D'Or lakes, floating docks 51 Whycocomagh Small recreational harbour, shellfish (oyster) 0 0 0 45.98640 61.11260 aquaculture area, floating dock at public wharf 52 Orangedale Small recreational harbour, shellfish (oyster) 0 0 0 45.90070 61.08955 aquaculture area, public wharf 53 Nyanza Small recreational harbour, shellfish (oyster) 0 1 0 46.08937 60.89027 aquaculture area, public wharf 54 Eskasoni Unama'ki Institute, small harbour, private 0 1 0 45.95570 60.58530 wharf 55 Baddeck 46.09990 60.74752 Medium recreational harbour, public wharf 0 1 0 58 Louisbourg Medium, mixed-use port, floating dock at 0 1 0 45.91798 59.98935 public wharf 62 Sydney Royal Cape Breton Yacht Club Marina, near 1 0 0 46.13993 60.16775 US and International cruise ship port, floating dock 65 Englishtown Small fishing port, shellfish aquaculture area, 0 0 0 46.28480 60.54280 public wharf 66 New Campbellton 46.28908 60.43633 Small fishing port, public wharf 0 1 0 71 Cheticamp Large mixed-use port, NB, PEI and Quebec 0 1 1 46.62680 61.01597 boat traffic, public wharf 73 Mabou Small fishing port, shellfish aquaculture area, 0 0 0 46.08573 61.46442 floating dock at public wharf 76 Big Bras D’Or Small fishing and recreational port, public 0 1 1 46.28117 60.42500 wharf Monitoring for invasive tunicates in Nova Scotia Appendix 1. (continued) 2006 Station Location coordinates C.i. B.s. B.v. Location Station Description and Deployment Structure No. Latitude °N Longitude °W cover cover cover 77 Pictou Pictou Yacht Club Marina, medium mixed-use 0 0 0 45.67440 62.71180 port, floating dock 91 Caribou Small fishing port, Ferry traffic to PEI, floating 0 0 0 45.72980 62.65760 dock at public wharf 96 Pugwash Small fishing port, shellfish aquaculture area, 0 0 0 45.85240 63.66347 public wharf 401 Halifax; AYC Armdale Yacht Club Marina, US yachts, floating 2 2 0 44.63588 63.61310 dock 402 Halifax; RNSYS 44.62142 63.58022 Royal NS Yacht Squadron Marina, floating dock 1 0 0 403 Bedford; BBYC 44.74542 63.66415 Bedford Basin Yacht Club Marina, floating dock 3 1 0 404 Mill Cove 44.58062 64.05402 Small fishing port, public wharf 0 1 0 405 Boutilier's Point 44.65668 63.94867 Small fishing port, public wharf 0 1 0 406 French Village Small fishing harbour, buoy 1* 44.63050 63.93788 Hrbr 408 Ram Island 43.51933 65.43067 Small fishing harbour, buoy 0 1 0 409 Smithsville 43.48567 65.46350 Small fishing port, public wharf 0 0 0 410 Blanche 43.54773 65.43217 Small fish processing harbour, private wharf 1 1 1 411 Upper Port La Small fishing and processing port, public wharf 1 2 1 43.56273 65.36245 Tour 412 Queensport 45.34465 61.25587 Small fishing port, public wharf 1 1 0 413 Cook Cove 45.36753 61.48953 Small harbour, private wharf 0 0 0 417 River Bourgeois 45.62925 60.94735 Small fishing harbour, private wharf 0 2 0 2007 1 Digby 44.63015 65.75233 Marina (see 2006 entry) 0 1 0 2 Meteghan 44.19365 66.16688 Public wharf (see 2006 entry) 1 1 1 3 Yarmouth Parker Eakins Marina, large, mixed-use port US 0 0 0 43.83600 66.12330 boats, floating dock 4 Yarmouth Bar 43.81648 66.14785 Public wharf (see 2006 entry) 0 0 0 6 Wedgeport 43.71370 65.96947 Public wharf (see 2006 entry) 1 2 1 7 Camp Cove 43.72360 65.84057 Public wharf (see 2006 entry) 3 1 1 8 Clark’s Harbour 43.44470 65.63510 Medium fishing and processing 3 1 1 port, floating dock at public wharf 9 Port La Tour 43.49848 65.46988 Public wharf (see 2006 entry) 1 1 0 10 Ingomar 43.56273 65.36245 Small fishing and processing port, floating 3 1 1 dock at public wharf 11 Gunning Cove Small fishing and processing port, floating dock 2 1 0 43.68073 65.33973 at public wharf 12 Shelburne Shelburne Yacht Club Marina, medium, mixed- 3 1 1 43.75780 65.32200 use port, floating dock 13 Lockeport 43.69950 65.10740 Large fishing and processing port, public wharf 3 1 1 18 Lunenburg 44.37525 64.33069 Public wharf (see 2006 entry) 4 1 1 19 Indian Point 44.45598 64.30683 Shellfish aquaculture site (see 2006 entry) 4 1 1 21 Chester 44.53780 64.23840 Public wharf (see 2006 entry) 1 1 1 24 Halifax; BIO Government wharf (see 2006 entry) 1 0 0 44.68187 63.61187 Jetty 25 Ship Harbour 44.81240 62.87200 Shellfish aquaculture site, mussel lines 0 0 0 36 Whitehead Basin 45.23943 61.15262 Shellfish aquaculture site (see 2006 entry) 1* 1* 0* 39 Cape Canso Cape Canso Marina, small fishing and 1 3 1 45.33450 60.98610 recreational port, floating dock at public wharf 47 St.