Least storm-petrel Oceanodroma microsoma

Identification Tips:

• Sexes similar
• Pelagic bird only coming ashore to breed
• Small-sized storm-petrel
• Dark bill with tube on top
• Dark plumage
• Dark rump
• Wedge-shaped tail
• Deep, rapid wingbeats

Similar species:

Most likely to be confused with other storm petrels. Ashy is larger with shallower wingbeats. Black is much larger with slower wingbeats and a forked tail. Other species have white rumps.