Dunlin Similar Species Comparison
Main SpeciesDunlin
Breeding adult
Stocky, medium-sized shorebird with a long, drooping bill. Breeding adults have a distinctive black belly and a rusty mottled back. Note black legs.
© Dorian Anderson / Macaulay LibraryCalifornia, April 22, 2020Nonbreeding adult
Chunky shorebird with a short neck and a long drooping bill. Nonbreeding birds have a grayish brown hood and a brownish back.
© Dorian Anderson / Macaulay LibraryTexas, November 06, 2019Nonbreeding adult
During the nonbreeding season, forages in mudflats and shallow water. Probes, picks, and jabs at aquatic invertebrates often with the bill open.
© Jay McGowan / Macaulay LibraryNew York, October 11, 2014Breeding adult
Medium-sized, short-necked sandpiper with a long drooping bill. Breeding birds have a black belly patch.
© Andrew Spencer / Macaulay LibraryAlaska, May 21, 2013Juvenile
Stocky, short-necked shorebird. Juveniles have mottled backs and brownish faces. Black belly feathers grow in as they age.
© Nicolas Forestell / Macaulay LibraryMassachusetts, October 13, 2019Nonbreeding adult
In flight, note darker line of feathers down the center of the tail and white outer tail feathers.
© Dorian Anderson / Macaulay LibraryCalifornia, November 16, 2020Breeding adult
Breeding adults have a rusty mottled back. In flight, note dark stripe down the center of the tail and white outer tail feathers.
© Nick Pulcinella / Macaulay LibraryNew Jersey, May 10, 2017Habitat
Winters along mudflats, estuaries, marshes, flooded fields, sandy beaches, and shores of lakes and ponds.
© Bud Poole 🌳 / Macaulay LibraryTexas, February 15, 2015Similar SpeciesRed Knot
Nonbreeding
Red Knots are larger than Dunlin with a shorter and stouter bill. Nonbreeding Red Knots have barring on the flanks that nonbreeding Dunlin lack.
© David Clark / Macaulay LibraryVirginia, October 26, 2008Similar SpeciesRock Sandpiper
Nonbreeding
Rock Sandpipers have a shorter bill that is yellow at the base, while Dunlins have a longer, drooping bill that is solid black. They also have yellow (not black) legs.
© Caroline Lambert / Macaulay LibraryCalifornia, January 16, 2015Similar SpeciesRock Sandpiper
Breeding
The black belly patch on Rock Sandpipers is higher on the belly than it is on Dunlins. Rock Sandpipers also have a darker back and a shorter bicolored bill than Rock Sandpipers.
© Brian Sullivan / Macaulay LibraryCalifornia, April 20, 2008Similar SpeciesPurple Sandpiper
Nonbreeding adult
Purple Sandpipers have a shorter bill than Dunlins with yellow legs. The bill on nonbreeding Purple Sandpipers is yellow at the base, but is solid black on Dunlins.
© Evan Lipton / Macaulay LibraryRhode Island, February 14, 2017Similar SpeciesSanderling
Breeding adult
Breeding Sanderlings are more rusty colored than nonbreeding Dunlins with a shorter bill.
© Jonathan Lugo / Macaulay LibraryVirginia, May 26, 2016Similar SpeciesSanderling
Nonbreeding adult
Nonbreeding sanderlings are paler gray with cleaner white breast than nonbreeding Dunlins. Sanderlings also have a shorter and straighter bill.
© Ryan Schain / Macaulay LibraryMassachusetts, November 16, 2014Similar SpeciesWestern Sandpiper
Nonbreeding adult
Western Sandpipers are smaller with a shorter and straighter bill than Dunlins.
© Patrick Maurice / Macaulay LibraryFlorida, November 06, 2016Similar SpeciesSemipalmated Sandpiper
Nonbreeding adult
Semipalmated Sandpipers are smaller with a shorter bill than Dunlins.
© Jonathan Eckerson / Macaulay LibraryMassachusetts, July 16, 2017Compare with Similar Species
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Species in This Family
Sandpipers and Allies(Order: Charadriiformes, Family: Scolopacidae)
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