11409 Anclote Keys To Crystal River Detailed coverage of Anclote Keys to Crystal River OceanGrafix provides mariners with the most up-to-date, NOAA-approved nautical charts ever offered Charts are printed only after an order has been received, ensuring the most up-to-date information Meets U. S. and international carriage requirements for commercial vessels, all notice to mariners corrections are applied. U. S. Coast Guard approved, Scale: 1:80,000, Size (inches): 34.37 X 47.51