Least Tern

Sternula antillarum

Tiny diving tern of open beaches, often sharing nesting habitat management with Piping Plovers on Assateague.

Least Tern (Sternula antillarum) — Ocean City, Maryland
Photo via Wikipedia / Wikimedia Commons — Least tern

Quick facts

GroupGull / tern
Likelihood nearby★★★☆☆
Habitats Ocean beach, Dunes, Inlet, Assateague National Seashore, Assateague State Park
Seasons (this coast)summer, breeding

How to recognize them

  • Smallest local tern; yellow bill with black tip, white forehead, black cap in breeding plumage.
  • Hovers and plunge-dives for tiny fish in shallow surf and inlet waters.

Biology notes

  • Colonial beach nester; scrapes on open sand.
  • Feeds on small fish in nearshore and bay shallows.

Where to see them around Ocean City

  • Assateague nesting beaches (view from outside closures).
  • Ocean City Inlet and south-end beach when birds are foraging.

When to look

  • Late spring through summer; gone by fall migration.

Viewing tips & etiquette

  • Never walk through tern colonies—chicks crouch in plain sight on open sand.

Conservation

  • Beach-nesting terns benefit from the same seasonal protections used for Piping Plovers.

Sources & further reading