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Gulls, Terns, and Skimmers50 Bird Species
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Aleutian TernA slender, gray tern of coastal Alaska. Alternate Adult has gray back, wings, and underparts, forked white tail, white face, black cap and eyeline, white forehead, thin black bill, and black legs. Basic Adult has dark primaries, white underparts, blackish smudge on shoulder, and white head with black more... Length: 30 cm Wingspan: 74 cm |
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Arctic TernOne of several small white terns that do not attain full adult alternate plumage until at least their third summer (three years after hatch year), this species is slightly smaller, shorter-legged, and shorter-billed than similar Common, Forster's and Roseate terns. Alternate adult has gray back and w more... Length: 30 cm Wingspan: 78 cm |
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Belcher's GullA stocky, medium-sized, four-year gull. Relatively long yellow legs and long, straight-edged, yellow bill with black ring and red tip. Dark eye. Adult: White underparts; slaty-black upperparts. Nonbreeding are dark-hooded with white eye arks. White head in breeding plumage contrasts with smoky-gray w more... Length: 51 cm Wingspan: 124 cm |
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Black NoddyA dark, tern-like bird, rare on Texas coast and Dry Tortugas in Florida. Adult, unusual in North America, is black with white cap, slender black bill, and short black legs. Juveniles and immatures are entirely dark with sharply contrasting white cap and pale wing coverts. Brown Noddy is browner overa more... Length: 34 cm Wingspan: 76 cm |
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Black SkimmerA distinctive coastal bird of Eastern and Southern North America. Adult is tern-like, with long wings, short legs, and short neck. Back and wings are black, underparts white. Head is white with black cap and, in alternate plumage, black nape. Unique bill is long and relatively thick vertically, while more... Length: 46 cm Wingspan: 112 cm |
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Black TernA small, dark tern. Flight is buoyant with deep slashing wingstrokes. Alternate Adult has blackish body, gray wings reaching well beyond short tail, white vent, short black legs, and sharp, slender bill. Basic Adult is mostly white (may be mistaken for a small gull), retaining gray wings and back, wi more... Length: 25 cm Wingspan: 61 cm |
Black-headed GullDespite the name, the hood of this gull is actually chocolate brown. Black-headed Gull is similar to Bonaparte's Gull, with which it often associates, but is larger, with a heavier bill. In all plumages, the undersides of the primaries are dark. Alternate Adult: The mantle is pale gray. The primaries more... Length: 38 cm Wingspan: 90 cm |
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Black-legged KittiwakeThis smallish gull is short-legged and short-billed. At rest, the tail is slightly notched. Alternate Adult: Medium gray mantle, with all-white head, tail, and underparts. The legs are short and black. Bill is all yellow. At close range, note the red eye ring and gape. Basic Adult: Blackish spot on a more... Length: 38 cm Wingspan: 93 cm |
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Black-tailed GullThis Asian species is one of the few gulls that shows black on the tail as an adult. Distinguished in all plumages by its long thin bill with no gonydeal expansion. Alternate Adult: The mantle is dark gray. The head and underparts are white. The tail has a broad black band, completely edged in white. more... Length: 46 cm Wingspan: 119 cm |
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Bonaparte's GullThis small gull is recognized in all plumages by the thin all-black bill, and in flight by the white wedge on the leading edge of the upper surface of the outer wing, and the black trailing edge of the primaries. The underside of the wing is very pale gray, fading to white on the primaries. The upper more... Length: 30 cm Wingspan: 80 cm |
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Bridled TernA slender, dark-backed tern, breeds in the Florida Keys. Alternate Adult has black wings, dark gray back, forked tail extending past wings, gray stripe down center of spread tail, white underparts, black legs, black cap and eyeline, white forehead extending past eye, and thin black bill. Basic Adult more... Length: 39 cm Wingspan: 76 cm |
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Brown NoddyA dark, tern-like bird, breeds on Dry Tortugas in Florida. Adult is dark brown overall with white forehead, long and stout black bill, and short black legs. Juveniles and immatures are entirely dark brown with white forehead and pale wing coverts. Sexes are similar. Black Noddy is black overall with more... Length: 39 cm Wingspan: 81 cm |
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California GullA medium-sized, long-winged four-year gull of Western North America. There are two subspecies, the more northerly and interior breeding "albertaensis," which is larger and tends to be paler above as an adult and the more southerly and coastal breeding "californicus," which averages smaller and darker more... Length: 53 cm Wingspan: 137 cm |
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Caspian TernA large, bulky, broad-winged tern. At a distance, this species may be suggestive of a gull due to broad wings and heavy flight. Alternate Adult: Silvery-gray wings and back, dark wingtips, short, shallow-forked white tail, white underparts, black legs, black cap, and thick, dark red bill with a dusky more... Length: 53 cm Wingspan: 127 cm |
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Common TernThis species is one of several small white terns that do not attain a definitive alternate plumage until at least their third spring (nearly three years after hatch date). Alternate Adult has gray back and upper wing surface, pale gray underparts, forked tail shorter than folded wings, white face, bl more... Length: 31 cm Wingspan: 76 cm |
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Elegant TernA mid-sized, streamlined, narrow-winged, white and gray tern with a black crown and crest and a long drooping orange bill. Underparts are entirely white in all plumages and age classes. Legs are black in adults and yellow in juveniles. Sexes are similar. Alternate Adult has light gray wings and back, more... Length: 43 cm Wingspan: 86 cm |
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Aleutian Tern
9 Photographs -
Arctic Tern
18 Photographs -
Belcher's Gull
1 Photograph -
Black Noddy
1 Photograph -
Black Skimmer
11 Photographs -
Black Tern
17 Photographs -
Black-headed Gull
10 Photographs -
Black-legged Kittiwake
14 Photographs -
Black-tailed Gull
12 Photographs -
Bonaparte's Gull
24 Photographs -
Bridled Tern
1 Photograph -
Brown Noddy
5 Photographs -
California Gull
37 Photographs -
Caspian Tern
17 Photographs -
Common Tern
16 Photographs -
Elegant Tern
22 Photographs
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Non-vegetated Areas0 species |
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Salt Water |
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Aleutian TernOnychoprion aleuticus |
Open Ocean, Estuaries and Bays, Beaches |
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Arctic TernSterna paradisaea |
Open Ocean, Inshore Waters, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Open Country and Grasslands |
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Belcher's GullLarus belcheri |
Open Ocean, Inshore Waters, Rocky Shores, Beaches, Tidal Mudflats and Shallows |
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Black NoddyAnous minutus |
Inshore Waters, Coastal Cliffs, Beaches |
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Black SkimmerRynchops niger |
Estuaries and Bays, Inshore Waters, Beaches, Saltmarshes |
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Black TernChlidonias niger |
Open Ocean, Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
Black-headed GullChroicocephalus ridibundus |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Black-legged KittiwakeRissa tridactyla |
Open Ocean, Inshore Waters, Coastal Cliffs, Dams, Lakes Resevoirs |
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Black-tailed GullLarus crassirostris |
Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Urban Landscapes, Suburban/residential Landscapes |
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Bonaparte's GullChroicocephalus philadelphia |
Estuaries and Bays, Inshore Waters, Saltmarshes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Boreal Forest |
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Bridled TernOnychoprion anaethetus |
Open Ocean, Inshore Waters, Rocky Shores, Beaches, Coastal Dunes |
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Brown NoddyAnous stolidus |
Open Ocean, Inshore Waters, Coastal Cliffs |
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California GullLarus californicus |
Open Ocean, Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
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Caspian TernHydroprogne caspia |
Estuaries and Bays, Inshore Waters, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
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Common TernSterna hirundo |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Elegant TernThalasseus elegans |
Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Tidal Mudflats and Shallows |
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Forster's TernSterna forsteri |
Beaches, Tidal Mudflats and Shallows, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Franklin's GullLeucophaeus pipixcan |
Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Glaucous GullLarus hyperboreus |
Open Ocean, Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
Glaucous-winged GullLarus glaucescens |
Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
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Gray-hooded GullChroicocephalus cirrocephalus |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Saltmarshes |
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Great Black-backed GullLarus marinus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Coastal Dunes, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Dams, Lakes Resevoirs |
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Gull-billed TernGelochelidon nilotica |
Estuaries and Bays, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Fresh Water Marshes |
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Heermann's GullLarus heermanni |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores |
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Herring GullLarus argentatus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Iceland GullLarus glaucoides |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Ivory GullPagophila eburnea |
Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches |
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Kelp GullLarus dominicanus |
Estuaries and Bays, Inshore Waters, Beaches, Lakes Resevoirs |
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Laughing GullLeucophaeus atricilla |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Least TernSternula antillarum |
Estuaries and Bays, Beaches, Fresh Water Marshes, Ponds and Rivers |
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Lesser Black-backed GullLarus fuscus |
Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Little GullHydrocoloeus minutus |
Open Ocean, Inshore Waters, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Mew GullLarus canus |
Estuaries and Bays, Tidal Mudflats and Shallows, Urban Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Red-legged KittiwakeRissa brevirostris |
Open Ocean, Inshore Waters, Coastal Cliffs |
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Ring-billed GullLarus delawarensis |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Roseate TernSterna dougallii |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Tidal Mudflats and Shallows |
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Ross's GullRhodostethia rosea |
Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Royal TernThalasseus maximus |
Open Ocean, Estuaries and Bays, Inshore Waters, Beaches |
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Sabine's GullXema sabini |
Open Ocean, Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Sandwich TernThalasseus sandvicensis |
Estuaries and Bays, Inshore Waters, Beaches, Saltmarshes |
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Slaty-backed GullLarus schistisagus |
Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
Sooty TernOnychoprion fuscatus |
Open Ocean, Inshore Waters |
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Swallow-tailed GullCreagrus furcatus |
Open Ocean |
Thayer's GullLarus thayeri |
Open Ocean, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Western GullLarus occidentalis |
Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Ponds and Rivers |
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Yellow-footed GullLarus livens |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows |
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Yellow-legged GullLarus michahellis |
Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches |
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Human-altered Areas |
Black-headed GullChroicocephalus ridibundus |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Black-legged KittiwakeRissa tridactyla |
Open Ocean, Inshore Waters, Coastal Cliffs, Dams, Lakes Resevoirs |
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Black-tailed GullLarus crassirostris |
Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Urban Landscapes, Suburban/residential Landscapes |
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Bonaparte's GullChroicocephalus philadelphia |
Estuaries and Bays, Inshore Waters, Saltmarshes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Boreal Forest |
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California GullLarus californicus |
Open Ocean, Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
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Franklin's GullLeucophaeus pipixcan |
Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Glaucous GullLarus hyperboreus |
Open Ocean, Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
Glaucous-winged GullLarus glaucescens |
Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
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Great Black-backed GullLarus marinus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Coastal Dunes, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Dams, Lakes Resevoirs |
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Gull-billed TernGelochelidon nilotica |
Estuaries and Bays, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Fresh Water Marshes |
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Herring GullLarus argentatus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Iceland GullLarus glaucoides |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Lesser Black-backed GullLarus fuscus |
Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Little GullHydrocoloeus minutus |
Open Ocean, Inshore Waters, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Mew GullLarus canus |
Estuaries and Bays, Tidal Mudflats and Shallows, Urban Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Ring-billed GullLarus delawarensis |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Ross's GullRhodostethia rosea |
Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Sabine's GullXema sabini |
Open Ocean, Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Slaty-backed GullLarus schistisagus |
Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
Thayer's GullLarus thayeri |
Open Ocean, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Western GullLarus occidentalis |
Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Ponds and Rivers |
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Fresh Water |
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Arctic TernSterna paradisaea |
Open Ocean, Inshore Waters, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Open Country and Grasslands |
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Black TernChlidonias niger |
Open Ocean, Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
Black-headed GullChroicocephalus ridibundus |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Black-legged KittiwakeRissa tridactyla |
Open Ocean, Inshore Waters, Coastal Cliffs, Dams, Lakes Resevoirs |
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Bonaparte's GullChroicocephalus philadelphia |
Estuaries and Bays, Inshore Waters, Saltmarshes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Boreal Forest |
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California GullLarus californicus |
Open Ocean, Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
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Caspian TernHydroprogne caspia |
Estuaries and Bays, Inshore Waters, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers |
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Common TernSterna hirundo |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Forster's TernSterna forsteri |
Beaches, Tidal Mudflats and Shallows, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Franklin's GullLeucophaeus pipixcan |
Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Glaucous GullLarus hyperboreus |
Open Ocean, Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
Glaucous-winged GullLarus glaucescens |
Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
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Great Black-backed GullLarus marinus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Coastal Dunes, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Dams, Lakes Resevoirs |
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Gull-billed TernGelochelidon nilotica |
Estuaries and Bays, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Fresh Water Marshes |
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Herring GullLarus argentatus |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Iceland GullLarus glaucoides |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Coastal Cliffs, Beaches, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Kelp GullLarus dominicanus |
Estuaries and Bays, Inshore Waters, Beaches, Lakes Resevoirs |
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Large-billed TernPhaetusa simplex |
Lakes Resevoirs, Ponds and Rivers |
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Laughing GullLeucophaeus atricilla |
Open Ocean, Estuaries and Bays, Inshore Waters, Rocky Shores, Beaches, Saltmarshes, Fresh Water Marshes, Lakes Resevoirs |
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Least TernSternula antillarum |
Estuaries and Bays, Beaches, Fresh Water Marshes, Ponds and Rivers |
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Lesser Black-backed GullLarus fuscus |
Estuaries and Bays, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Little GullHydrocoloeus minutus |
Open Ocean, Inshore Waters, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Mew GullLarus canus |
Estuaries and Bays, Tidal Mudflats and Shallows, Urban Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Ring-billed GullLarus delawarensis |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Saltmarshes, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs |
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Ross's GullRhodostethia rosea |
Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Sabine's GullXema sabini |
Open Ocean, Estuaries and Bays, Inshore Waters, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs |
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Slaty-backed GullLarus schistisagus |
Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Lakes Resevoirs |
Thayer's GullLarus thayeri |
Open Ocean, Inshore Waters, Beaches, Urban Landscapes, Sewage Treatment Plants, Dams, Lakes Resevoirs |
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Western GullLarus occidentalis |
Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Ponds and Rivers |
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Whiskered TernChlidonias hybrida |
Fresh Water Marshes |
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White-winged TernChlidonias leucopterus |
Fresh Water Marshes |
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Grassland and Scrubland |
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Arctic TernSterna paradisaea |
Open Ocean, Inshore Waters, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Open Country and Grasslands |
Black-headed GullChroicocephalus ridibundus |
Estuaries and Bays, Inshore Waters, Beaches, Tidal Mudflats and Shallows, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Franklin's GullLeucophaeus pipixcan |
Estuaries and Bays, Tidal Mudflats and Shallows, Saltmarshes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Glaucous GullLarus hyperboreus |
Open Ocean, Estuaries and Bays, Inshore Waters, Coastal Cliffs, Beaches, Urban Landscapes, Suburban/residential Landscapes, Sewage Treatment Plants, Fresh Water Marshes, Lakes Resevoirs, Open Country and Grasslands |
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Forest and Woodlands |
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Bonaparte's GullChroicocephalus philadelphia |
Estuaries and Bays, Inshore Waters, Saltmarshes, Sewage Treatment Plants, Dams, Fresh Water Marshes, Lakes Resevoirs, Ponds and Rivers, Boreal Forest |