Which document would you consult to find information on the updated status of navigational markers?

The Local Notice to Mariners is the most appropriate document to consult for the updated status of navigational markers. This publication is issued by the U.S. Coast Guard and provides vital information about changes, discrepancies, or updates regarding navigational aids, such as buoys, lighthouses, and other markers. It helps mariners stay informed about the latest conditions and any alterations that may affect navigation in their areas of operation.

While the Coast Pilot contains useful information on coastal navigation, including descriptions of ports and harbors, it is not specifically focused on real-time updates about navigational markers. The Light List, on the other hand, offers a comprehensive guide to lights, buoys, and daybeacons, but it may not reflect the most current status or changes to those aids as promptly as the Local Notice to Mariners. Nautical Charts are essential for navigation, depicting the geography and features of the waterways, but they do not provide ongoing updates about the status of navigational markers. Thus, for the most current and relevant updates on navigational markers, the Local Notice to Mariners is the key resource.