Pequot Lakes, MN – The Minnesota Clean Marina Program has announced that Bertha Boatworks of Pequot Lakes, MN. has achieved the necessary standard to qualify for the Minnesota Clean Marina designation. The Marina, which is located on the Whitefish Chain, was certified by Minnesota Clean Marina board members Rick Chapman of the Port of Sunnyside Marina and Glenn Bowman of the Afton Marina and Yacht Club. Bertha Boatworks has been in business for over 40 years offering full service, parts, storage, boat rentals, and sales for Mercury, Yamaha, and South Bay pontoons. The Marina achieved it’s designation through compliance with all mandatory best management practices and 85% of the optional requirements. Bertha Boatworks is the 18th marina in Minnesota to achieve the designation.