What Are Waterbirds?
The term "waterbird" refers to bird species dependent on aquatic habitats to complete portions of their life cycles. Waterbirds can be further characterized by other non-technical terms relating to where they typically forage.
-- primarily feeding in open ocean; often colonial.
-- primarily utilizing the interface between land and both salt and fresh water; often colonial.
-- principally feeding by wading in fresh or brackish waters; often colonial.
-- often secretive, feeding in primarily fresh waters