Species similar to Semipalmated Sandpiper

Sanderling

Calidris alba

Least Sandpiper

Calidris minutilla

Dunlin

Calidris alpina

Ruff

Calidris pugnax

Western Sandpiper

Calidris mauri

Pectoral Sandpiper

Calidris melanotos

Little Stint

Calidris minuta

Red Knot

Calidris canutus

Baird's Sandpiper

Calidris bairdii

Curlew Sandpiper

Calidris ferruginea

Stilt Sandpiper

Calidris himantopus

White-rumped Sandpiper

Calidris fuscicollis