Table 1. Sampling locations and location abbreviations.
| Region | Site | Abbreviation | Latitude | Longitude | Reference |
|---|---|---|---|---|---|
| NWA | Great Bay, NH | GB | 43.070 | −70.900 | This study |
| Bass River, Yarmouth, MA | BR | 41.707 | −70.186 | This study | |
| Hamblin Pond, Mashpee, MA | HP | 41.573 | −70.508 | This study | |
| Farm Pond, Oak Bluffs, MA | FP | 41.447 | −70.557 | This study | |
| Sengekontacket Pond, Edgartown, MA | SG | 41.416 | −70.569 | This study | |
| Potter Pond, North Kingston, RI | PP | 41.382 | −71.531 | This study | |
| Mumford Cove, Groton, CT | MC | 41.324 | −72.019 | This study | |
| Pine Island, Groton, CT | PI | 41.314 | −72.058 | This study | |
| NWP | Amur Bay (Peter the Great Gulf) | AB | 43.199 | 131.919 | This study |
| Vostok Bay (Peter the Great Gulf) | VB | 42.892 | 132.729 | This study | |
| Okirai Bay, Japan (Pacific) | JP | 39.092 | 141.833 | This study | |
| China | CH | N/A | N/A | J He et al., 2013, unpublished data; KF926130–KF926139 | |
| NEP | San Juan Island, WA | FH | 48.535 | −123.008 | This study |
| NEA | Álftanes, Iceland | IC | 64.098 | −22.033 | This study |