Forster's Tern (Sterna forsteri)
Above and below: A Forster's Tern at Bolsa Chica, California (10/6/2011).
Below: Forster's Terns in nonbreeding plumage at North Beach, Calvert Co., Maryland (8/18/2007).
Below: A juvenile Forster's Tern in Dorchester Co., Maryland (8/26/2007).
Below: Forster's Tern in nonbreeding plumage, Assateague Island ORV zone, Maryland (2005).
Below: Well-timed seasonal rains occasionally persuade migrant terns to rest at western Maryland's inland water areas. This Forster's Tern was photographed at Rocky Gap SP, Allegany Co., Maryland (4/20/2008).
Below: A Forster's Tern at Williamsport, Maryland (8/8/2009). This species is very rare in western Maryland. Jim Stasz found this individual, which was his county closeout (i.e., recorded in all 23 Maryland counties).