Introduction to the Biology of Marine LifeAbout This Hardback Biology is a natural science which focuses on life and living organisms. It attempts to study their physical structure, physiological mechanisms, development and evolution. The marine life or organisms living in the seas and oceans are studied under marine biology. Some of the common habitats of marine life are coral reefs, seagrass meadows, kelp forests, tidepools, deep sea trenches and surroundings of seamounts and thermal vents.