Such resources include fishing grounds, oil and gas accumulations, sand, gravel, and some heavy minerals in the shallower areas of the margin. Metallic minerals resources are thought to also be associated with certain active margins, and of great value.
The text describes various natural resources found in shallow waters of the continental shelf, including fishing grounds, oil and gas deposits, sand, gravel, and some heavy minerals. Metallic minerals are also believed to be linked to specific active margins and are considered valuable.