Answer: Pacific Ocean Marine life, are the plants and, animals and all other organisms that live in the ocean. The oceans cover 71% of the Earth's surface and contain 750,000 marine species. The Pacific Ocean is the largest ocean with the largest number of marine life such as coral reefs. It is where the deepest point in the world is located, the Challenger Deep in the Mariana Trench. Seventy percent of the fish comes also from the Pacific Ocean.
