41.   Coral reefs, which harbor an abundance of marine life, are threatened worldwide from pollution, overfishing and rising ocean temperatures.

42.   Coral World showcases an underwater world of marine life including barracudas.

43.   Darwin took in marine life through a glass-bottomed bucket.

44.   Diatomaceous earth filters use granules composed of the skeletal remains of fossilized marine life, frequently referred to as diatoms, to clean the water.

45.   El Nino weather conditions threaten to destabilize marine life along the West Coast.

46.   Establish a network of marine reserves that unlike the existing system of marine sanctuaries are places where fish and other marine life are off limits to harvesting.

47.   Florida contended that hoarding water upstream for metro Atlanta would jeopardize growth in northwest Florida, as well as oyster beds and marine life in Apalachicola Bay.

48.   For years, marine life in the western portion of the Sound has been plagued by low levels of dissolved oxygen, which can be caused by algae blooms.

49.   Gibson and scientists for the Conservation Law Foundation point to two key ways the power plant could be affecting marine life.

50.   Giving in to the concerns for the safety of whales and other marine life, the Marine Corps has called off a mock assault by hovercraft on Monterey Bay.