Major habitat types are identified : polar , temperate shelves and seas , temperate upwelling , tropical upwelling , tropical coral , pelagic ( trades and westerlies ) , abyssal , and hadal ( ocean trench ) .
Major habitat types are identified : polar , temperate shelfs and seas , temperate upwelling , tropical upwelling , tropical coral , pelagic , abyssal , and hadal ( ocean trench ) - which correspond to the terrestrial biomes .