The Band-rumped Storm-Petrel is a complex of similar dark storm-petrels with a white rump, found in various tropical and subtropical ocean basins. This species (Hydrobates castro) primarily refers to populations in the Atlantic and Pacific.
Where to spot
Widespread across tropical and subtropical Atlantic, Pacific, and Indian Oceans. Breeding occurs on numerous remote islands, including the Azores, Madeira, Galapagos, and Hawaii.
How to spot
Look for its dark plumage and a clear white rump patch. Distinguishing from similar species like Leach's Storm-Petrel can be challenging and often relies on subtle flight differences or geographic location. Best seen on pelagic trips in appropriate waters.
When to spot
Breeding season varies geographically; some populations breed year-round, others have specific periods. Can be observed at sea throughout the year within its range.
Where to spot
Widespread across tropical and subtropical Atlantic, Pacific, and Indian Oceans. Breeding occurs on numerous remote islands, including the Azores, Madeira, Galapagos, and Hawaii.
How to spot
Look for its dark plumage and a clear white rump patch. Distinguishing from similar species like Leach's Storm-Petrel can be challenging and often relies on subtle flight differences or geographic location. Best seen on pelagic trips in appropriate waters.
When to spot
Breeding season varies geographically; some populations breed year-round, others have specific periods. Can be observed at sea throughout the year within its range.
Populations of this species breeding on different islands often have distinct breeding seasons, allowing them to utilize the same resources at different times of the year.
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