Watercolor portrait of Clapper Rail (Rallus crepitans)

Clapper Rail

Rallus crepitans
Many Clapper Rails stay year-round along… It lives in salt marshes, tidal creeks,… Uncommon Clattering duet

Learn to identify the Clapper Rail by ear. Master the "kek-kek-kek-kek-kek!" phrase and tell it apart from similar species.

kek-kek-kek-kek-kek!

What the Clapper Rail sounds like

The Clapper Rail is a sneaky marsh bird with a long bill, a thin neck, and a voice that can rattle across the reeds. It looks warm brown and gray, then slips through the cordgrass like a mouse with feathers.

kek-kek-kek-kek-kek!

How to tell it apart

Listen for:The classic voice is a loud, rattling burst that sounds like two sticks clacking fast in the marsh. Pairs may answer each other, turning a quiet creek into a noisy showdown. Often written as kek-kek-kek-kek-kek!.
Don't confuse with:The King Rail — king rail is richer cinnamon overall, especially on the chest and neck.

Where you'll hear it

It lives in salt marshes, tidal creeks, mangrove edges, and other coastal wetlands. Look for it in thick grasses where mud meets shallow water.

They are easiest to detect by sound in spring and summer, when pairs call loudly at dawn and dusk. Low tide can also bring them into view as they step out to feed along muddy creek edges.

Similar species

King Rail

King Rail is richer cinnamon overall, especially on the chest and neck.

Virginia Rail

Virginia Rail is noticeably smaller and shorter-billed.

Ridgway's Rail

Ridgway's Rail occurs on the Pacific coast, while Clapper Rail is eastern and Gulf coast.

Clapper Rail sound FAQ

What does a Clapper Rail sound like?
The classic voice is a loud, rattling burst that sounds like two sticks clacking fast in the marsh. Pairs may answer each other, turning a quiet creek into a noisy showdown. Listen for the "kek-kek-kek-kek-kek!" phrase.
How do I tell a Clapper Rail from a King Rail by sound?
King Rail: King Rail is richer cinnamon overall, especially on the chest and neck.; It usually favors freshwater or less salty marshes.; Clapper Rail looks grayer and paler, with a stronger tie to salt marsh habitat..
When is the best time to hear a Clapper Rail?
They are easiest to detect by sound in spring and summer, when pairs call loudly at dawn and dusk. Low tide can also bring them into view as they step out to feed along muddy creek edges.