Melanitta perspicillata (Surf Scoter) is a species of birds in the family Anatidae. They are associated with freshwater habitat. They are found in The Nearctic. Individuals are known to live for 9.5 years.
Definition: The largest scale biogeographic division of the earth's surface based on the historic and evolutionary distribution patterns of plants and animals.
Definition: Expressions of the estuarine biome occur at wide lower courses of a rivers where they flow into a sea. Estuaries experience tidal flows and their water is a changing mixture of fresh and salt.