Indian skimmer

Feeds by flying low with its mouth open, letting the lower bill slice the water’s surface and snap shut when it hits prey

The Belurs


Indian skimmer

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Feeds by flying low with its mouth open, letting the lower bill slice the water’s surface and snap shut when it hits prey

Population 3,700 – 4,400
34-46% decline over three generations

One of the most instantly recognizable waterbirds in the world, mostly because it looks like it was built around a single brilliant trick. It has long, sharp wings, a black-and-white body, and a bright orange bill with a surprising feature: the lower half is longer than the upper half. That odd “overbite” isn’t a mistake—it’s the key to how the bird feeds. In good light, its yellow eyes and smooth, streamlined shape give it a sleek, almost futuristic look. When it flies low over a river at dusk, it can seem like a blade sliding over the water, silent and precise.

What truly sets the Indian skimmer apart from other birds that share its habitat—terns, gulls, and other river hunters—is its feeding method. Rather than plunging into water or picking food from the surface, the skimmer uses a technique called skimming: it flies just above the water with its mouth open, letting that longer lower bill slice into the surface like a tiny, living fishing net. When the bill touches a fish or shrimp, the upper bill snaps shut in a quick reflex, and the bird lifts slightly without breaking its smooth flight line. It’s an elegant strategy, but it only works well in the right conditions: calm, shallow water where prey is near the surface and the bird can skim without constantly hitting waves.

Indian skimmers are most strongly linked to large rivers, sandbars, and wide reservoirs across parts of the Indian subcontinent. They prefer open stretches of water where they can fly low and straight, and they often rest and nest on bare sandy islands or riverbanks. Their nesting style is simple: a shallow scrape in sand or gravel, with eggs laid right out in the open. That sounds risky, but the open view helps them spot danger early, and the sandbar setting can keep some predators away—at least when water levels are right. In colonies, their behavior becomes lively and dramatic: birds call loudly, chase intruders, and fly in tight loops over the water as if guarding the whole river section together.

Distribution

Country
Population est.
Status
Year
Comments
Bangladesh
2020
Cambodia
Official estimate
EX
Extinct locally
China
Official estimate
EX
Extinct locally
India
2020
Breeding
Iran
2020
Non-Breeding
Laos
Official estimate
EX
Extinct locally
Myanmar
2020
Nepal
2020
Seasonality Uncertain
Oman
2020
Non-Breeding
Pakistan
2020
Thailand
2020
Non-Breeding
Vietnam
Official estimate
EX
Extinct locally

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Terrestrial / Aquatic

Altricial / Precocial

Polygamous / Monogamous

Dimorphic (size) / Monomorphic

Active: Diurnal / Nocturnal

Social behavior: Solitary / Pack / Flock

Diet: Carnivore / Herbivore / Omnivore / Piscivorous / Insectivore

Migratory: Yes / No

Domesticated: Yes / No

Dangerous: Yes / No