Appendix B. Field collection sites in North America and Europe for Littorina littorea (LL), L. saxatilis (LS), and L. obtusata (LO), documenting sample sizes and trematode species richness by site.
TABLE B1. Sites are listed north to south using GPS Latitude coordinates. Following this are the number of snails sampled at each site, the number of infected snails at each site, the total species richness at a site, and the adjusted species richness (average + standard deviation) per site. Adjusted species richness is based upon Monte Carlo resampling standardized for sampling effort at 75 individuals (sites with less than 75 individuals are represented by a “*” symbol).
| Field site | ||||||
| North America Sites | ||||||
| Red Bay, Labrador, NL, CAN | 51°43.788 N 56°25.537 W |
LL | 95 | 3 | 1 | 0.99 (+0.89) |
| Blanc Sablon, QC, CAN | 51°24.755 N 57°9.580 W |
LL | 88 | 29 | 2 | 1.85 (+1.02) |
| Flower's Cove, NL, CAN | 51°18.02 N 56°43.48 W |
LS, LO | 104 / 107 | 19 / 6 | 4 / 3 | 3.63 (+1.48) / 2.39 (+1.24) |
| Port Saunders, NL, CAN | 50°38.39 N 57°15.52 W |
LS, LO | 95 / 118 | 3 / 7 | 1 / 2 | 1.78 (+1.15) / 1.94 (+1.25) |
| Bonne Bay, NL, CAN | 49°31.078 N 57°52.501 W |
LL, LS, LO | 105 / 108 / 227 | 2 / 24 / 5 | 2 / 3 / 4 | 1.43 (+0.82) / 2.69 (+1.35) / 2.87 (+1.22) |
| Searston, NL, CAN | 47°50.089 N 59°20.187 W |
LL | 107 | 14 | 1 | 1.00 (+0.89) |
| Portugal Cove, NL, CAN | 47°35.557 N 52°53.138 W |
LL, LO | 79 / 108 | 0 / 5 | 0 / 2 | 0 / 1.69 (+1.11) |
| Bay du Vin, NB, CAN | 47°3.377 N 65°8.206 W |
LL | 63 | 7 | 1 | 0.65 (+0.58) |
| North Rustico, PEI, CAN | 46°27.14 N 63°17.34 W |
LS | 95 | 0 | 0 | 0 |
| St. Peter's Harbor, PEI, CAN | 46°25.582 N 62°40.539 W |
LL | 106 | 2 | 1 | 0.92 (+0.82) |
| North Sydney, NS, CAN | 46°12.424 N 60°14.912 W |
LL | 109 | 9 | 2 | 1.90 (+1.05) |
| Waterside, PEI, CAN | 46°11.418 N 62°57.405 W |
LL | 112 | 2 | 1 | 0.89 (+0.80) |
| Rice Point, PEI, CAN | 46°10.54 N 63°07.57 W |
LO | 101 | 1 | 1 | 0.74 (+0.71) |
| Caribou, NS, CAN | 45°44.777 N 62°43.407 W |
LL, LO | 126 / 78 | 1 / 1 | 1 / 1 | 0.97 (+0.87) / 0.96 (+0.58) |
| Venus Cove, Mulgrave, NS, CAN | 45°36.888 N 61°23.541 W |
LL | 111 | 20 | 2 | 1.68 (+0.95) |
| Cobequid Bay, NS, CAN | 45°19.322 N 63°29.917 W |
LL | 77 | 1 | 1 | 0.65 (+0.58) |
| Black River, NB, CAN | 45°15.407 N 65°45.683 W |
LL, LO | 110 / 107 | 0 / 1 | 0 | 0 / 0.70 (+0.67) |
| Back Bay, NB, CAN | 45°02.377 N 66°53.423 W |
LS | 110 | 6 | 5 | 3.70 (+1.43) |
| Marie Joseph Park, NS, CAN | 44°54.33 N 62°20.17 W |
LS, LO | 93 / 103 | 9 / 7 | 4 / 3 | 3.61 (+1.39) / 1.51 (+1.36) |
| Eastport, ME, USA | 44°54.145 N 66°59.074 W |
LL | 111 | 1 | 1 | 0.68 (+0.60) |
| Lubec, ME, USA | 44°50.07 N 67°02.47 W |
LS, LO | 109 / 106 | 0 / 2 | 0 / 2 | 0 / 1.42 (+0.92) |
| Halifax, NS, CAN | 44°37.479 N 63°33.850 W |
LL | 131 | 64 | 3 | 2.81 (+1.03) |
| Peggy's Cove, NS, CAN | 44°28.05 N 63°32.28 W |
LS, LO | 116 / 101 | 1 / 5 | 1 / 3 | 0.65 (+0.62) / 2.47 (+1.27) |
| Prospect Harbor, ME, USA | 44°24.26 N 63°01.29 W |
LO | 99 | 6 | 2 | 1.76 (+1.15) |
| Camden Hills, ME, USA | 44°12.35 N 69°03.22 W |
LL, LS, LO | 115 / 127 / 125 | 1 / 13 / 0 | 1 / 3 / 0 | 0.65 (+0.58) / 2.56 (+1.30) / 0 |
| Vinyl Haven, ME, USA | 44°03.18 N 68°52.28 W |
LO | 69 | 1 | 1 / 2 / 1 | * |
| Boothbay Harbor, ME, USA | 43°50.55 N 69°37.55 W |
LL, LS, LO | 76 / 56 / 87 | 7 / 5 / 0 | 2 / 2 / 0 | 2.00 (+1.10) / * / 0 |
| Prouts Neck, ME, USA | 43°31.652 N 70°19.234 W |
LL | 185 | 9 | 1 | 0.99 (+0.89) |
| Kennebunk, ME, USA | 43°20.23 N 70°31.34 W |
LS | 124 | 11 | 4 | 3.38 (+1.39) |
| Wells, ME, USA | 43°20.067 N 70°32.554 W |
LL | 265 | 38 | 2 | 1.81 (+1.00) |
| York Cliffs, ME, USA | 43°12.255 N 70°35.407 W |
LL | 164 | 5 | 1 | 0.98 (+0.87) |
| York, ME, USA | 43°08.953 N 70°37.396 W |
LL, LS, LO | 425 / 335 / 190 | 20 / 65 / 33 | 3 / 9 / 5 | 1.94 (+0.83) / 5.39 (+1.65) / 3.69 (+1.20) |
| Scammel Bridge, Durham, NH, USA | 43°07.771 N 70°51.117 W |
LL | 163 | 7 | 3 | 1.88 (+0.87) |
| Hilton Park, Durham, NH, USA | 43°07.205 N 70°49.626 W |
LL | 157 | 3 | 1 | 0.86 (+0.77) |
| Adams Point, NH, USA | 43°05.383 N 70°51.944 W |
LL | 151 | 1 | 1 | 0.50 (+0.44) |
| Kittery, ME, USA | 43°05.028 N 70°42.700 W |
LL | 169 | 10 | 1 | 1.00 (+0.89) |
| Fort Stark, Newcastle, NH, USA | 43°03.553 N 70°42.769 W |
LL, LO | 167 / 56 | 5 / 2 | 2 / 1 | 1.36 (+0.81) / * |
| Odiorne Point, Rye, NH, USA | 43°02.586 N 70°42.654 W |
LL, LS, LO | 317 / 145 / 198 | 42 / 38 / 16 | 2 / 4 / 5 | 1.42 (+0.88) / 3.03 (+1.33) / 2.98 (+1.16) |
| Duck Island, Isles of Shoals, USA | 43°00.376 N 70°36.159 W |
LL | 203 | 59 | 3 | 2.31 (+0.98) |
| Rye, NH, USA | 43°00.215 N 70°44.986 W |
LL, LS, LO | 169 / 121 / 125 | 10 / 6 / 8 | 2 / 3 / 4 | 1.68 (+0.95) / 2.22 (+1.15) / 2.79 (+1.24) |
| Larus Ledge, Appledore Island, Isles of Shoals, USA | 42°59.469 N 70°37.069 W |
LL, LS, LO | 190 / 110 / 98 | 90 / 13 / 12 | 2 / 6 / 7 | 1.63 (+0.93) / 4.85 (+1.50) / 5.95 (+1.71) |
| Broad Cove, Appledore Island, Isles of Shoals, USA | 42°59.377 N 70°36.751 W |
LL | 194 | 14 | 2 | 1.39 (+0.87) |
| Transect 5, Appledore Island, Isles of Shoals, USA | 42°59.345 N 70°37.056 W |
LL | 250 | 60 | 2 | 1.30 (+0.87) |
| Ledges, Appledore Island, Isles of Shoals, USA | 42°59.092 N 70°36.785 W |
LL | 279 | 81 | 5 | 2.08 (+0.95) |
| Smuttynose Island, Isles of Shoals, USA | 42°58.851 N 70°36.462 W |
LL | 205 | 63 | 1 | 1.00 (+0.89) |
| Star Island, Isles of Shoals, USA | 42°58.703 N 70°36.792 W |
LL | 214 | 38 | 2 | 1.58 (+0.92) |
| White Island, Isles of Shoals, USA | 42°58.123 N 70°37.618 W |
LL | 198 | 21 | 1 | 1.00 (+0.89) |
| Seabrook, NH, USA | 42°55.320 N 70°49.395 W |
LL | 164 | 2 | 2 | 0.91 (+0.53) |
| Newbury, MA, USA | 42°47.45 N 70°49.06 W |
LL | 167 | 1 | 1 | 0.45 (+0.40) |
| Gloucester, MA, USA | 42°36.491 N 70°40.582 W |
LL, LO | 281 / 147 | 32 / 40 | 2 / 5 | 1.71 (+0.96) / 4.16 (+1.50) |
| Plymouth, MA, USA | 41°57.848 N 70°40.123 W |
LL, LO | 276 / 107 | 45 / 3 | 2 / 1 | 1.89 (+0.86) / 0.98 (+0.93) |
| Monument Beach, Buzzard's Bay, MA, USA | 41°42.202 N 70°37.022 W |
LL | 166 | 4 | 2 | 1.29 (+0.76) |
| Vineyard Haven Bridge, Martha's Vineyard, MA, USA | 41°27.520 N 70°35.164 W |
LL | 148 | 8 | 2 | 1.75 (+0.97) |
| Sengekontacket Pond, Martha's Vineyard, MA, USA | 41°25.937 N 70°33.430 W |
LL, LS | 285 / 83 | 12 / 2 | 3 / 1 | 1.86 (+0.82) / 0.99 (+0.95) |
| Felix Neck, Edgartown, Martha's Vineyard, MA, USA | 41°24.13 N 70°32.48 W |
LS | 68 | 1 | 1 | * |
| Point Judith, RI, USA | 41°21.767 N 71°28.828 W |
LL | 178 | 13 | 2 | 1.94 (+1.07) |
| Stonington, CT, USA | 41°19.663 N 71°54.368 W |
LL, LS, LO | 216 / 128 / 101 | 2 / 6 / 1 | 2 / 3 / 1 | 0.69 (+0.40) / 2.14 (+1.12) / 0.74 (+0.71) |
| Weekapaug Point, RI, USA | 41°19.30 N 71°45.08 W |
LS, LO | 121 / 124 | 4 / 2 | 3 / 2 | 2.10 (+1.08) / 1.19 (+0.78) |
| Rocky Neck, CT, USA | 41°17.878 N 72°14.757 W |
LL | 101 | 0 | 0 | 0 |
| Montauk Point, Long Island, NY, USA | 41°04.309 N 71°51.501 W |
LL, LO | 217 / 193 | 18 / 41 | 3 / 5 | 2.16 (+0.92) / 3.75 (+1.47) |
| Crane's Neck, Long Island, NY, USA | 40°57.952 N 73°09.051 W |
LL | 111 | 2 | 2 | 1.35 (+0.78) |
| Cape May, NJ, USA | 38°57.349 N 74°52.568 W |
LL | 114 | 9 | 2 | 1.98 (+1.09) |
| Europe Sites | ||||||
| Moss, Norway | 59°25.861 N 10°39.148 E |
LL | 133 | 37 | 5 | 4.37 (+1.52) |
| Tjarno, Sweden | 58°53.107 N 11°07.117 E |
LL | 213 | 20 | 6 | 4.09 (+1.24) |
| Varberg, Sweden | 57°06.466 N 12°14.409 E |
LL | 108 | 17 | 2 | 1.99 (+1.27) |
| Udbyhoj, Denmark | 56°36.565 N 10°17.986 E |
LL | 114 | 30 | 5 | 4.54 (+1.55) |
| Oban, Scotland, UK | 56°24.41 N 05°28.38 W |
LL | 221 | 16 | 6 | 3.77 (+1.13) |
| St. Andrews, Scotland, UK | 56°22.10 N 02°48.21 W |
LL | 100 | 7 | 2 | 1.98 (+1.27) |
| Esbjerg, Denmark | 55°28.859 N 08°24.625 E |
LL | 109 | 22 | 4 | 2.66 (+1.33) |
| Copenhagen, Denmark | 55°41.34 N 12°35.57 E |
LL | 75 | 1 | 1 | 0.96 (+0.92) |
| Nyborg, Denmark | 55°18.559 N 10°47.411 E |
LL | 43 | 4 | 1 | * |
| Robin Hood's Bay, North Yorkshire, England, UK | 54°33.18 N 00°49.58 W |
LL | 76 | 1 | 1 | 0.99 (+0.94) |
| Dublin, Ireland | 53°19.10 N 06°06.58 W |
LL | 256 | 28 | 6 | 2.80 (+1.20) |
| Cardigan Bay, Wales, UK | 52°23.15 N 04°06.26 W |
LL | 85 | 3 | 1 | 1.00 (+0.95) |
| Cork, Ireland | 51°41.12 N 08°27.04 W |
LL | 151 | 4 | 1 | 0.94 (+0.89) |
| Scheldt Estuary, Netherlands | 51°26.396 N 03°34.336 E |
LL | 107 | 2 | 1 | 0.90 (+0.86) |
| Ostende, Belgium | 51°13.593 N 02°56.596 E |
LL | 376 | 90 | 7 | 5.12 (+1.37) |
| Plymouth, England, UK | 50°21.46 N 04°09.10 W |
LL | 75 | 5 | 3 | 3.00 (+1.50) |
| Trouville, France | 49°21.851 N 00°04.871 E |
LL | 85 | 20 | 5 | 5.49 (+1.81) |
| Roscoff, France | 48°43.768 N 03°59.320 W |
LL | 103 | 1 | 1 | 0.73 (+0.69) |
| Mindin, France | 47°16.112 N 02°10.262 W |
LL | 64 | 7 | 2 | * |
| Vigo, Spain | 43°34.040 N 06°37.58 W |
LL | 106 | 1 | 1 | 0.71 (+0.67) |