"Yamang-tubig" literally translates to "water wealth" in Tagalog. It encompasses all the resources found in water bodies, including:
* Living resources: Fish, shellfish, seaweed, coral reefs, marine mammals, etc.
* Non-living resources: Oil, gas, minerals, sand, etc.
* Water itself: For drinking, irrigation, and other uses.
Therefore, "marine resources" is the most accurate and encompassing English translation of "yamang-tubig".