D.C. Mun. Regs. tit. 21, r. 21-1499
When used in this chapter, the following words and phrases shall have the meanings ascribed:
Applicant - any person submitting a submerged aquatic vegetation removal plan to the Director for approval.
Anadromous fish - a fish that migrate upstream from their primary habitat in the ocean to freshwater in order to spawn.
Director - the Director of the Department of Consumer and Regulatory Affairs or his or her representative.
Harvesting, cutting, removal or eradicating - any method either mechanical, physical, chemical or biological which can be used to remove submerged aquatic vegetation.
Navigable channel - any portions of tidal or nontidal water which are either designated as a channel by navigational aids or which are the deeper part. of a water body where the main current flows and which afford the best passage for vessels.
Person - the federal government, the District, any county, municipal corporation, or other political subdivision or any of their units; an individual, receiver, trustee, guardian, executor, administrator, or representative of any kind; or any partnership, firm, association, public or private corporation or any other entity.
Submerged aquatic vegetation - a vascular or nonvascular hydrophyte, which is rooted in the hydrosoil and lies beneath the surface or the water, except for the flowering parts in some species.
D.C. Mun. Regs. tit. 21, r. 21-1499