Mass. Gen. Laws ch. 131, § 6
The director, with the approval of the fisheries and wildlife board, may:—
(3) for the purpose of providing public shooting grounds, acquire by gift, purchase, lease or easement, or without consideration therefor obtain by license or permit the use of lands or waters within the commonwealth, of shooting rights thereon or therein, together with necessary and proper rights of ingress and egress.
The director may, subject to the provisions of section thirty-seven of chapter thirty, make rules and regulations relative to the public rights, privileges and use of lands, waters and properties acquired hereunder.
Nothing in this chapter shall be deemed to prohibit the director from disposing, through sale or exchange, of mammals, birds, birds' eggs, fish, fish eggs or the vegetable products of such lands in connection with propagation or management.