Claim: The Parker River National Wildlife Refuge is a 4,662 acres wildlife refuge located in Plum Island (Massachusetts), a barrier island located off the northeast coast of Massachusetts, north of Cape Ann, United States, and has been established in 1942.
Evidence: Parker River National Wildlife Refuge is a wildlife sanctuary encompassing the majority of Plum Island in northeastern Essex County, Massachusetts, 5 miles southeast of Newburyport. Plum Island is a barrier island located off the northeast coast of Massachusetts, north of Cape Ann, in the United States. It was established in 1942 primarily to provide feeding, resting, and nesting habitats for migratory birds.