Fauna
Bird

Sanderling

Calidris alba

The Sanderling is a compact pale shorebird with black legs, a straight black bill, and no hind toe. Nonbreeding birds race after retreating waves in white and gray plumage, while breeding adults develop rusty color across the head and breast.

Wave-chasing ShorebirdArctic BreederLong-distance Migrant
—observations
—countries
—peak records
Least ConcernConservation statusIUCN Red List categoriesLCNTVUENCREWEXLeast ConcernRed List categories, explained →
Diet & preyMole crabs, Amphipods, Small bivalves
Predators
  • Peregrine Falcons
  • Arctic foxes
  • Large gulls
ThreatsBeach development, repeated disturbance, sea-level rise, oil pollution, severe storms, and reduced intertidal prey
HabitatsSandy ocean beaches, tidal flats, lake shores, coastal lagoons, and high Arctic tundra breeding ground
Life spanA long-lived small shorebird that can survive for more than a decade
  1. OrderCharadriiformes
  2. FamilyScolopacidae
  3. GenusCalidris
  4. SpeciesCalidris alba
Range data is not available yet.
Interaction riskLow
  1. Low
  2. Moderate
  3. High
  4. Very high
Why interaction risk is low
Give resting flocks a wide berth so migrating birds can feed and conserve energy.
Responsible observation
  • Movement: Watch for rapid runs that closely track advancing and retreating surf.
  • Legs: Note black legs and a short straight black bill on nonbreeding birds.
  • Flock: Walk around feeding or roosting groups rather than making them take flight.
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