Encounter locations of individual A. oxyrinchus specimens (n=173) encountered in the Northeast Fisheries Observer Program from the Gulf of Maine to Cape Hatteras, North Carolina, and assigned to 5 source DPS using IBA testing implemented in GeneClass2 and based on mtDNA control region sequence and microsatellite DNA analyses at 11 loci. Gulf of Maine (GOM), New York Bight (NYB), Chesapeake Bay (CB), Carolinas (CAR), and South Atlantic (SA).