Black petrel

Often come and go after dark, so a place that feels quiet in daylight can turn noisy at night

Shaun Lee


Black petrel

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Often come and go after dark, so a place that feels quiet in daylight can turn noisy at night

Population 11,000
1.1% population growth per year

From a distance, it can look like a moving shadow skimming the ocean, with long wings that slice the air and a sturdy body built for endurance. Up close, it’s a rich, sooty-brown to black bird with a strong, hooked bill and a confident, purposeful look. Like many petrels, it spends most of its life at sea—often far from land—gliding low over swells, banking smoothly, and using the wind like a conveyor belt. It’s not a bird of calm lakes or gentle shorelines; it belongs to the restless open ocean, where it can travel vast distances in search of food.

While many seabirds breed across many islands, black petrels are strongly associated with New Zealand, returning to specific islands and coastal breeding areas where they can nest safely. They don’t build open nests that you’d spot from a trail. Instead, they often nest in burrows or sheltered ground sites, which helps protect eggs and chicks from weather and daytime trouble. They’re also famously more active at night around their nesting sites, arriving and calling in darkness like secretive commuters.

At sea, black petrels are skilled opportunists. They feed on squid, fish, and other marine life near the surface, and they’ll also scavenge when the chance appears. Their flight style is a mix of strong wingbeats and smooth gliding, allowing them to patrol large areas without burning through energy. One of their hidden superpowers is their ability to use smell to locate food over open water—an advantage in a world without landmarks. They can follow scent trails across the sea, homing in on productive feeding areas that might otherwise seem like empty blue space. And because they spend so much time roaming, they can cross huge stretches of ocean as part of normal life, turning distance into something routine.

Distribution

Country
Population est.
Status
Year
Comments
Australia
2018
Breeding
Colombia
2018
Non-Breeding
Cook Islands
2018
Non-Breeding
Costa Rica
2018
Non-Breeding
Ecuador
2018
Non-Breeding: Galápagos
El Salvador
2018
Seasonality Uncertain
Fiji
2018
Breeding
French Polynesia
2018
Non-Breeding
French Southern T.
2018
Seasonality Uncertain
Guatemala
2018
Non-Breeding
Kiribati
2018
Seasonality Uncertain
Mexico
2018
Non-Breeding
New Caledonia
2018
Breeding
New Zealand
2018
Breeding
Nicaragua
2018
Non-Breeding
Niue
2018
Non-Breeding
Panama
2018
Non-Breeding
Peru
2018
Non-Breeding
Tonga
2018
Breeding

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Terrestrial / Aquatic

Altricial / Precocial

Polygamous / Monogamous

Dimorphic (size) / Monomorphic

Active: Diurnal / Nocturnal

Social behavior: Solitary / Pack / Colony

Diet: Carnivore / Herbivore / Omnivore / Piscivorous / Insectivore

Migratory: Yes / No

Domesticated: Yes / No

Dangerous: Yes / No