Marine ecosystems support a great diversity oflife and variety of habitats or environments, where life flourishes in the ocean. These habitats allcome with their uniquechallenges and are inhabited by a wide variety of organisms. Ocean lifecan be dividen in four large zones according to how deep the watersare.
Life in theIntertidal Zone - Where the ocean meets theland, hardy animals, plants, and algae make their homes between the low tideand high tide levels.
Life in the OpenOcean– The largest area of themarine ecosystem, the open ocean is home to swimming fish, drifting plankton,and other creatures.
Life in theShallow Ocean– In the sunlit parts of theshallow ocean, many animals, plants, and algae thrive on the seafloor as fishzoom above.
Life in the DeepOcean– This cold, dark worldoffers some very unusual extreme environments where many living things havefound ways to survive.