In the paralic zone .there are ample oil and gas resources, moreover, it is the important mothball area and reliver of oil and gas industry to increase reserves and enhance output.
As it coalesced, its interior was filled with deserts, while the single coastline eliminated many of the shallow tropical seas where biodiversity thrived.
Sea levels were high, and the continents were surrounded by vast, shallow seas, full of exotic creatures like rugose corals, crinoids, and jawless fish.
This process of converting light and carbon-dioxide, and building plant matter is the base of the shallow seas food-chain upon which all other forms are dependent.
One hundred million years later, the warm, shallow seas were packed with tiny plants and animals — essentially, hors d'oeuvres for a plethora of bigger creatures like trilobites, conodonts, brachiopods, and corals.
Because they live in warm, shallow waters and move so slowly, manatees may often have algae, barnacles, and other things grow and build up on their thick, wrinkled skin, and they can't get it off.