RSA 487:16
I-a. "Exotic aquatic species of wildlife" means wildlife, as defined in RSA 207:1, XXXV, that:
(a) Depend on a freshwater aquatic environment; and
(b) Are not naturally occurring in New Hampshire or have not become established in New Hampshire as a result of an intentional introduction program by a state agency.
II. The term "exotic aquatic weeds" includes only those species of vascular aquatic plants which were not part of New Hampshire's native aquatic flora before 1950. Cabomba caroliniana and Myriophyllum heterophyllum are examples of exotic aquatic weeds.
N.H. Admin. Code Env, Env-Wt, ch. Env-Wt 900, app C