0 recent observations
Brief #
Mainly brownish black with an extensive white rump.
Description #
It is mainly brownish black with an extensive white rump. Similar to Leach's storm petrel with the forked tail, long wings, but Leach's has a more deeply forked tail, a differently shaped (V-shaped or triangular) white rump, and a 'tern-like' flight, whereas the band-rumped storm-petrel has a more 'shearwater-like' flight.
Measurements #
Length: 19 - 21 cm
Wingspan: 43 - 46 cm
Weight: 44 - 49 g