Table 1.

Site name, site code, coordinates, and the number of sequenced P. magellanicus from each of 12 collection sites in the Northwest Atlantic Ocean

Site Name	Site Code	Latitude	Longitude	Number of scallops used in analysis
Sunnyside, NL	SUN	47.8241	−53.8695	20
Little Bay, NL	LTB	47.1545	−55.1042	21
Magdalen Islands	MGD	47.1143	−62.0243	21
Northumberland Strait	NTS	46.1338	−63.7728	22
Passamaquoddy Bay	PSB	45.0647	−67.0166	12
Bay of Fundy	BOF	44.6762	−66.0718	22
Scotian Shelf ‐ Middle	SSM	44.5207	−60.6350	19
Gulf of Maine Inshore	GMI	44.5200	−67.0319	20
Browns Bank	SSB	42.8372	−66.1358	22
Gulf of Maine Offshore	GMO	42.4400	−70.3874	22
George's Bank	GEO	41.6127	−66.3622	22
Mid Atlantic Bighta	MDA	38.8227	−73.5990	22

^aSeveral neighbouring sites sampled as one location.