The most marine organisms are found in Shallow coastal water ( A )
Most Marine Organisms live on coastal habitats even though these habitats are about 7% of the total ocean waters. while the majority of the open ocean waters constitute the habitat for about 50 to 80% of life found on earth.
Most marine organisms live in shallow coastal waters because of the accessibility to sunshine and oxygen while the deep ocean waters are always very dark having little access to sunshine almost throughout the years.
Hence we can conclude that most marine organisms are found in the shallow coastal waters of the ocean.
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