A cartographic representation of Earth’s oceanic bodies, designed for physical reproduction on paper or similar media. These resources often depict bathymetry, major currents, prominent geographical features such as seamounts and trenches, and sometimes, maritime boundaries. Available in varying scales and projections, these aids serve educational, navigational, and scientific purposes. For example, a document showing the Atlantic Ocean, indicating the Mid-Atlantic Ridge and prevalent currents like the Gulf Stream, is a specimen.
Such visual aids offer numerous advantages, including accessibility for individuals lacking digital resources, ease of annotation for research or planning, and enhanced tactile learning experiences. Historically, physical charts were essential for maritime navigation and exploration, predating the advent of electronic navigation systems. They remain relevant today, acting as backups for digital systems and offering a tangible connection to oceanographic data.
The subsequent discussion will delve into the different types of ocean floor representations available, their specific applications across various fields, and key considerations for selecting an appropriate ocean chart for individual needs.