The USCG is conducting a survey of boaters who operate in shallow waters and how they use aids to navigation. There is more information in the linked article with a link to the survey in the article.
Coast Guard Seeks Boating Community’s Input on Improving Shallow Draft Waterway Navigation Systems
The U.S. Coast Guard is conducting a Waterways Analysis and Management System Study on the Shallow Draft System, which applies to waters less than 12 feet deep, to update its policies and make navigab
www.nmma.org