Any clearing of natural vegetation other than for logging is limited to that necessary for uses and developments permitted by these regulations. The Department, in evaluating a plan for the clearing of natural vegetation, shall: Take into account the effects of the proposed clearing on the scenic and wild character of the river; Insure that natural vegetation on or near the shoreline remains undisturbed to screen the cleared area from the river and its contiguous shore; and Consider the effect the clearing operations may have on the fish, aquatic, and riverine resources by: Altering the temperature of the water; Causing siltation; Pesticide or fertilizer contamination; or Any other deleterious effect.