Aquatic Invasions (2011) Volume 6, Issue 4: 391 403 doi: 10.3391/ai.2011.6.4.04 2011 The Author(s). Journal compilation 2011 REABIC Open Access 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 Sephton 1 *, Benedikte Vercaemer 1, Jean Marc Nicolas 2 and Joanne Keays 3 1 Fisheries and Oceans Canada, Bedford Institute of Oceanography, 1 Challenger Drive, Dartmouth, Nova Scotia, B2Y 4A2, Canada 2 Nova Scotia Power Inc., 25 Lakeside Drive, Halifax, Nova Scotia, B3T 1M9, Canada 3 Canadian Coast Guard, Maritime Service, 2 Parker Street, Dartmouth, Nova Scotia, B2Y 2G2, Canada E-mail: Dawn.Sephton@dfo-mpo.gc.ca (DS), Benedikte.Vercaemer@dfo-mpo.gc.ca (BV), jeanmarcnicolas@nspower.ca (JMN), Joanne.Keays@dfo-mpo.gc.ca (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. of invasive tunicates at monitoring stations in Nova Scotia, Canada in 2006 through 2009. = Ciona intestinalis, = Botryllus schlosseri, and = Botrylloides violaceus. Coverage categories were: 0 (absent);1: < 25% age (low); 2: 25-50% age (moderate); 3: 51-75% age (high) and 4: >75% age very high). * = anecdotal report. 2006 coordinates 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 4 Yarmouth Bar Medium fishing and processing port, floating 1 1 0 43.81648 66.14785 dock at 6 Wedgeport Medium fishing and processing port, floating 1 1 1 43.71370 65.96947 dock at 7 Camp Cove Medium fishing and processing port, floating 1 1 1 43.72360 65.84057 dock at 9 Port La Tour Small fishing port, floating dock at public 1 1 0 43.49848 65.46988 10 Ingomar 43.56273 65.36245 Small fishing and processing port, 1 1 1 11 Gunning Cove 43.68073 65.33973 Small fishing and processing port, 2 2 0 14 Lower Sandy Small fishing and processing port, 0 1 0 43.68013 65.30135 Point 16 Brooklyn Small fishing and recreational port, public 0 0 0 44.04843 64.69030 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 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 21 Chester Medium, mixed-use port, shellfish aquaculture 3 1 0 44.53780 64.23840 area, floating dock at
D. Sephton et al. 2006 coordinates 22 Hubbards Hubbards Yacht Club Marina, medium, mixeduse 0 1 0 44.63768 64.05907 port, shellfish aquaculture area, floating dock 23 Fox Point 44.61415 64.05790 Small fishing port, 0 1 0 Large, international mixed-use port, floating 1 0 0 dock at government 26 Cooper s Point Small fishing and processing port, private 0 0 0 44.79452 62.67595 29 Little Liscomb 45.02557 61.97188 30 Port Bickerton Small fishing port, shellfish aquaculture area, 1 1 0 45.10532 61.72275 East floating dock at 31 Larry s River 45.21788 61.37373 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 40 Eddy Point Eddy Point Marine Park Marina, small fishing 2 1 0 45.52100 61.26368 recreational port, floating dock at 42 Arichat Small fishing and processing port, shellfish 1 1 1 45.51055 61.01768 aquaculture area, private 43 Petit de Grat; B Shipyard, shellfish aquaculture area, private 0 1 1 45.50252 60.96400 46 Little Harbour Medium fishing and processing port, floating 0 1 0 45.58333 60.74067 dock at 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 52 Orangedale Small recreational harbour, shellfish (oyster) 0 0 0 45.90070 61.08955 aquaculture area, 53 Nyanza Small recreational harbour, shellfish (oyster) 0 1 0 46.08937 60.89027 aquaculture area, 54 Eskasoni Unama'ki Institute, small harbour, private 0 1 0 45.95570 60.58530 55 Baddeck 46.09990 60.74752 Medium recreational harbour, 0 1 0 58 Louisbourg Medium, mixed-use port, floating dock at 0 1 0 45.91798 59.98935 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 46.28480 60.54280 66 New Campbellton 46.28908 60.43633 Small fishing port, 0 1 0 71 Cheticamp Large mixed-use port, NB, PEI and Quebec 0 1 1 46.62680 61.01597 boat traffic, 73 Mabou 46.08573 61.46442 floating dock at 76 Big Bras D Or Small fishing and recreational port, public 0 1 1 46.28117 60.42500
Monitoring for invasive tunicates in Nova Scotia 2006 coordinates 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 96 Pugwash 45.85240 63.66347 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, 0 1 0 405 Boutilier's Point 44.65668 63.94867 Small fishing port, 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, 0 0 0 410 Blanche 43.54773 65.43217 Small fish processing harbour, private 1 1 1 411 Upper Port La Small fishing and processing port, 1 2 1 43.56273 65.36245 Tour 412 Queensport 45.34465 61.25587 Small fishing port, 1 1 0 413 Cook Cove 45.36753 61.48953 Small harbour, private 0 0 0 417 River Bourgeois 45.62925 60.94735 Small fishing harbour, private 0 2 0 2007 1 Digby 44.63015 65.75233 Marina (see 2006 entry) 0 1 0 2 Meteghan 44.19365 66.16688 Public (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 (see 2006 entry) 0 0 0 6 Wedgeport 43.71370 65.96947 Public (see 2006 entry) 1 2 1 7 Camp Cove 43.72360 65.84057 Public (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 9 Port La Tour 43.49848 65.46988 Public (see 2006 entry) 1 1 0 10 Ingomar 43.56273 65.36245 Small fishing and processing port, floating 3 1 1 dock at 11 Gunning Cove Small fishing and processing port, floating dock 2 1 0 43.68073 65.33973 at 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, 3 1 1 18 Lunenburg 44.37525 64.33069 Public (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 (see 2006 entry) 1 1 1 Government (see 2006 entry) 1 0 0 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 47 St. Peter s 45.66115 60.87440 Marina (see 2006 entry) 1 2 0 51 Whycocomagh 45.98640 61.11260 Public (see 2006 entry) 0 0 0 52 Orangedale 45.90070 61.08955 Public (see 2006 entry) 0 1 0 53 Nyanza 46.08937 60.89027 Public (see 2006 entry) 0 1 0 54 Eskasoni 45.95570 60.58530 Private (see 2006 entry) 0 1 0
D. Sephton et al. 2007 coordinates 55 Baddeck 46.09990 60.74752 Public (see 2006 entry) 0 1 0 58 Louisbourg 45.91798 59.98935 Public (see 2006 entry) 0 1 0 62 Sydney 46.13993 60.16775 Marina (see 2006 entry) 1 1 0 63 North Sydney 46.20680 60.24900 Large, mixed-use port, near Newfoundland Ferry 1 1 1 Terminal, floating dock at 71 Cheticamp 46.62680 61.01597 Public (see 2006 entry) 0 2 1 73 Mabou 46.08573 61.46442 Public (see 2006 entry) 0 0 0 75 St. Ann's Bay 46.27840 60.56440 Shellfish aquaculture site, mussel lines 0 1 0 76 Big Bras D Or 46.28117 60.42500 Public (see 2006 entry) 0 0 0 77 Pictou 45.67440 62.71180 Marina (see 2006 entry) 0 0 0 91 Caribou 45.72980 62.65760 Public (see 2006 entry) 0 0 0 92 Tatamagouche 45.77334 63.30084 96 Pugwash 45.85240 63.66347 Public (see 2006 entry) 0 0 0 2008 1 Digby 44.63015 65.75233 Marina (see 2006 entry) 1 1 0 2 Meteghan 44.19365 66.16688 Public (see 2006 entry) 2 1 1 3 Yarmouth 43.83600 66.12330 Marina (see 2007 entry) 0 0 0 4 Yarmouth Bar 43.81648 66.14785 Public (see 2006 entry) 0 0 1 6 Wedgeport 43.71370 65.96947 Public (see 2006 entry) 1 2 2 7 Camp Cove 43.72360 65.84057 Public (see 2006 entry) 3 1 1 8 Clark s Harbour 43.44470 65.63510 Public (see 2007 entry) 1 1 1 9 Port La Tour 43.49848 65.46988 Public (see 2006 entry) 1 1 0 10 Ingomar 43.56273 65.36245 Public (see 2007 entry) 4 1 1 11 Gunning Cove 43.68073 65.33973 Public (see 2007 entry) 4 1 0 12 Shelburne 43.75780 65.32200 Marina (see 2007 entry) 2 1 0 13 Lockeport 43.69950 65.10740 Public (see 2007 entry) 3 1 1 15 Moose Harbour 44.01870 64.66440 Small fishing port, 0 2 0 18 Lunenburg 44.37525 64.33069 Public (see 2006 entry) 4 1 1 19 Indian Point 44.45598 64.30683 Shellfish aquaculture site (see 2006 entry) 4 2 1 20 Mahone Bay 44.44782 64.37437 Public (see 2006 entry) 3 1 1 21 Chester 44.53780 64.23840 Public (see 2006 entry) 1 2 1 22 Hubbards 44.63768 64.05907 Marina (see 2006 entry) 0 1 0 Government (see 2006 entry) 1* 1* 0* 27 Beaver Harbour 44.89500 62.41410 Shellfish aquaculture site, mussel lines 0 0 0 36 Whitehead Basin 45.23943 61.15262 Shellfish aquaculture site (see 2006 entry) 1* 1* 0* 40 Eddy Point 45.52100 61.26368 Marina (see 2006 entry) 1 2 0 41 Venus Cove Venus Cove Marine Park Marina, small fishing 1 1 0 45.61530 61.39010 and recreational port, near large international port, floating dock at 42 Arichat 45.51055 61.01768 Private (see 2006 entry) 0 1 0 44 Petit de Grat; A Small fishing and recreational harbour, shellfish 4 1 1 45.50710 60.96050 aquaculture area, floating dock at 45 D Escousse Lennox Passage Yacht Club Marina, shellfish 1 1 1 45.58870 60.96180 aquaculture area, floating dock 46 Little Harbour 45.58333 60.74067 Public (see 2006 entry) 0 2 1 47 St. Peter s 45.66115 60.87440 Marina (see 2006 entry) 1 3 1 48 Gillis Cove 45.91100 61.05390 Shellfish (oyster) aquaculture site, buoy 0 4 0 49 Morrison s Cove 45.90910 61.03650 Shellfish (oyster) aquaculture site, buoy 0 4 0 50 Portage 45.93680 60.99454 Shellfish (oyster) aquaculture site 0 3 0 51 Whycocomagh 45.98640 61.11260 Public (see 2006 entry) 0 4 0 52 Orangedale 45.90070 61.08955 Public (see 2006 entry) 0 0 0 53 Nyanza 46.08937 60.89027 Public (see 2006 entry) 0 0 0 54 Eskasoni 45.95570 60.58530 Private (see 2006 entry) 0 0 0 55 Baddeck 46.09990 60.74752 Public, floating dock (see 2006 entry) 0 1 0
Monitoring for invasive tunicates in Nova Scotia 2008 coordinates 56 Forchu 45.71670 60.24520 Small fishing port, 0 1 0 57 Gabarus 46.82020 60.15450 Small fishing port, 1 1 1 58 Louisbourg 45.91798 59.98935 Public (see 2006 entry) 0 1 0 59 Main a Dieu 46.00650 59.84110 Small fishing port, 0 1 0 60 Glace Bay 46.19780 59.94890 Large fishing and processing port, 0 0 0 61 New Waterford 46.25600 60.08410 Medium fishing port, 0 0 0 62 Sydney 46.13993 60.16775 Marina (see 2006 entry) 0 1 0 63 North Sydney 46.20680 60.24900 Public (see 2007 entry) 1 1 0 64 Alder Point 46.30850 60.28400 Small fishing port, 1 1 1 65 Englishtown 46.28480 60.54280 Public (see 2006 entry) 0 0 0 66 New Campbellton 46.28908 60.43633 Public (see 2006 entry) 0 0 0 67 Ingonish 46.68930 60.35920 Small fishing port, 0 0 0 68 Neil s Harbour 46.80750 60.32010 Small fishing and processing port, 0 0 0 69 Dingwall Small fishing port, shellfish aquaculture area, 1 1 1 46.90320 60.46040 70 Bay St. Lawrence 47.00010 60.46470 Small fishing port, 0 1 1 71 Cheticamp 46.62680 61.01597 Public (see 2006 entry) 1 2 1 72 Inverness 46.23000 61.31690 Small fishing port, 1 1 1 73 Mabou 46.08573 61.46442 Public (see 2006 entry) 0 0 0 75 St. Ann's Bay 46.27840 60.56440 Shellfish aquaculture site (see 2007 entry) 0* 1* 0* 76 Big Bras D Or 46.28117 60.42500 Public (see 2006 entry) 0 0 0 77 Pictou 45.67440 62.71180 Marina (see 2006 entry) 0 0 0 78 Little Boom Pond 45.90580 61.01720 Shellfish (oyster) aquaculture site, buoy 0 0 0 79 Havre Boucher 45.68880 61.52750 Small fishing port, 1* 0* 0* 2009 1 Digby 44.63015 65.75233 Marina (see 2006 entry) 1 1 0 2 Meteghan 44.19365 66.16688 Public (see 2006 entry) 2 1 1 3 Yarmouth 43.83600 66.12330 Marina (see 2007 entry) 0 0 0 4 Yarmouth Bar 43.81648 66.14785 Public (see 2006 entry) 1 1 1 6 Wedgeport 43.71370 65.96947 Public (see 2006 entry) 2 1 1 7 Camp Cove 43.72360 65.84057 Public (see 2006 entry) 3 1 1 8 Clark s Harbour 43.44470 65.63510 Public (see 2007 entry) 3 1 1 9 Port La Tour 43.49848 65.46988 Public (see 2006 entry) 2 1 1 10 Ingomar 43.56273 65.36245 Public (see 2007 entry) 3 1 1 11 Gunning Cove 43.68073 65.33973 Public (see 2007 entry) 3 1 0 12 Shelburne 43.75780 65.32200 Marina (see 2007 entry) 1 1 0 13 Lockeport 43.69950 65.10740 Public (see 2007 entry) 2 1 1 14 Lower Sandy Public (see 2006 entry) 1 1 1 43.68013 65.30135 Point 15 Moose Harbour 44.01870 64.66440 Public (see 2008 entry) 1 1 0 18 Lunenburg 44.37525 64.33069 Public (see 2006 entry) 2 1 1 19 Indian Point 44.45598 64.30683 Shellfish aquaculture site (see 2006 entry) 4 1 1 20 Mahone Bay 44.44782 64.37437 Public (see 2006 entry) 1 1 1 21 Chester 44.53780 64.23840 Public (see 2006 entry) 1 3 1 22 Hubbards 44.63768 64.05907 Marina (see 2006 entry) 1 2 1 Government (see 2006 entry) 2 1 0 39 Cape Canso 45.33450 60.98610 Marina (see 2007 entry) 2 1 0 40 Eddy Point 45.52100 61.26368 Marina (see 2006 entry) 2 1 0 41 Venus Cove 45.61530 61.39010 Marina (see 2008 entry) 2 1 0 44 Petit de Grat; A 45.50710 60.96050 Public (see 2008 entry) 3 1 1 45 D Escousse 45.58870 60.96180 Marina (see 2008 entry) 1 1 1 46 Little Harbour 45.58333 60.74067 Public (see 2006 entry) 2 1 1 47 St. Peter s 45.66115 60.87440 Marina (see 2006 entry) 1 1 0 48 Gillis Cove 45.91100 61.05390 Shellfish aquaculture site (see 2008 entry) 0* 1* 0* 51 Whycocomagh 45.98640 61.11260 Public (see 2006 entry) 0 3 0
D. Sephton et al. 2009 coordinates 52 Orangedale 45.90070 61.08955 Public (see 2006 entry) 0 1 0 54 Eskasoni 45.95570 60.58530 Private (see 2006 entry) 0 1 0 55 Baddeck 46.09990 60.74752 Public (see 2008 entry) 0 1 0 56 Forchu 45.71670 60.24520 Public (see 2008 entry) 0 2 1 57 Gabarus 46.82020 60.15450 Public (see 2008 entry) 0 3 1 58 Louisbourg 45.91798 59.98935 Public (see 2006 entry) 0 1 0 59 Main a Dieu 46.00650 59.84110 Public (see 2008 entry) 0 1 1 62 Sydney 46.13993 60.16775 Marina (see 2006 entry) 1 2 0 63 North Sydney 46.20680 60.24900 Public (see 2007 entry) 2 1 1 64 Alder Point 46.30850 60.28400 Public (see 2008 entry) 1 2 1 65 Englishtown 46.28480 60.54280 Public (see 2006 entry) 0 0 0 66 New Campbellton 46.28908 60.43633 Public (see 2006 entry) 0 1 0 67 Ingonish 46.68930 60.35920 Public (see 2008 entry) 0 2 1 68 Neil s Harbour 46.80750 60.32010 Public (see 2008 entry) 0 0 0 69 Dingwall 46.90320 60.46040 Public (see 2008 entry) 1 2 1 70 Bay St. Lawrence 47.00010 60.46470 Public (see 2008 entry) 0 2 1 71 Cheticamp 46.62680 61.01597 Public (see 2006 entry) 0 2 1 72 Inverness 46.23000 61.31690 Public (see 2008 entry) 0 3 0 73 Mabou 46.08573 61.46442 Public (see 2006 entry) 0 0 0 76 Big Bras D Or 46.28117 60.42500 Public (see 2006 entry) 0 1 0 77 Pictou 45.67440 62.71180 Marina (see 2006 entry) 0 0 0 79 Havre Boucher 45.68880 61.52750 Public (see 2008 entry) 1 0 0 80 Robin's Cove Isle Madame Boat Club Marina, shellfish 1 2 1 45.50620 61.09990 aquaculture area, floating dock 81 Riverport 44.28960 64.34460 Small fishing and processing port, 0 1 1 82 Port Mouton 43.91940 64.84340 Small fishing and processing port, 1 2 1 85 East Bay; Lagoon 46.01670 60.38890 Small harbour, shellfish aquaculture area, buoy 0 1 0 86 East Bay; Aquaculture Education Site 87 Dundee Marina 46.01360 60.38920 Small harbour, shellfish aquaculture area, government 0 0 0 45.70000 61.09110 Dundee Marina, shellfish aquaculture area, 0 1 0 floating dock 88 Little Narrows Small fishing port, shellfish aquaculture 0 2 0 45.99190 60.98420 area, 89 Port Morien 46.13080 59.87030 Small fishing port, 0 1 2 90 South Bar 46.19970 60.20410 Small fishing port, 0 1 2 92 Tatamagouche 45.77334 63.30084 Public (see 2006 entry) 0 0 0 96 Pugwash 45.85240 63.66347 Public (see 2006 entry) 0 0 0 97 Antigonish 45.63800 61.92372 Medium fishing harbour, buoy 0 0 0