In-stream Excavation. Except with the written permission of the Secretary of the Department of Natural Resources, in-stream excavation or clearing is prohibited between the following dates: October 1 through April 30 in natural trout waters; March 1 through May 31 in recreational trout waters; and March 15 through June 15 in anadromous fish spawning waters. Clearing and Snagging. Clearing and snagging of a channel may not endanger channel stability. The areas to be cleared and snagged shall be limited to: The channel bottom, banks, and berms; Adjacent trees or other objects that may fall into a channel; Access roads; Temporary disposal areas; and Areas designated by a soil conservation district for planned conservation areas. Revegetation. On each project, a species of erosion controlling vegetation adapted to the area and a proven method of vegetation establishment shall be used for revegetation. Provisions shall be taken on a project to reduce soil erosion until effective revegetation can be accomplished. During the growing season, at a minimum: Channel banks shall be seeded at the end of each day's excavation; and Other areas where soil has been disturbed shall be seeded within 7 days of final soil disturbance. The progress of revegetation shall be monitored by the association and corrective action taken when necessary.