Smaller Calidris

Least Sandpiper

juv.

(Aug–Oct)

juv.

(Aug–Oct)

juv.

(Aug–Oct)

juv.

(Aug–Oct)

juv.

(Sep–Nov)

nonbr. (Aug–Mar)

nonbr.

(Aug–Mar)

nonbr. (Aug–Mar)

nonbr.

(Aug–Mar)

nonbr.

(Aug–Mar)

breeding

(Mar–Aug)

breeding

(Mar–Aug)

breeding

(Mar–Aug)

breeding

(Mar–Aug)

breeding

(Mar–Aug)

Semipalmated

Sandpiper

Western

Sandpiper

White-rumped Sandpiper

Baird’s Sandpiper