Nothing contained herein, however, shall be construed to prohibit the use of any freshwater wetlands area for agriculture, horticulture, forestry, wild crop harvesting, wildlife sanctuaries, woodland preserves, and open space and low intensity uses such as hiking, trapping, fishing, canoeing, nature study, orienteering, horseback riding, and bicycling providing that such use is permitted in the zoning district in which the property is located and all required State and County approvals are received.