Photo: Francesco Veronesi from Italy / CC BY-SA 2.0 (Wikimedia Commons)
Lesser Swamp Warbler
Acrocephalus gracilirostris
Lesser Swamp Warbler (Acrocephalus gracilirostris) — Songbirds & Perching Birds of Africa.
Found across 3 guides in our atlas — open any for the full checklist, photos and what's around right now.
The Lesser Swamp Warbler (Acrocephalus gracilirostris) is a member of the Acrocephalidae family found in Africa. Adults weigh 14.4 g. The IUCN Red List lists it as Least Concern.
Conservation status
IUCN Red List (opens in a new tab)Widespread and abundant — not currently at risk.
Where it fits
- Class Aves
- Order Passeriformes
- Family Acrocephalidae Reed Warblers & Allies
- Genus Acrocephalus
- Species gracilirostris
Quick facts
- Weight
- 14.4 g
- Diet
- Invertebrate-eaters
- Family
- Acrocephalidae
- Order
- Passeriformes
- Habitat
- Wetland, lake & coast
How to identify
Similar birds
Near Threatened
Least Concern
Endangered
Vulnerable
Biology & behaviour
Diet
The Lesser Swamp Warbler is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Behaviour
A bird of wetlands, it spends much of its time perched in trees and shrubs.
Migration
The Lesser Swamp Warbler is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
The Lesser Swamp Warbler (Acrocephalus gracilirostris) is a species of bird in the Acrocephalidae family, part of the order Passeriformes. It occurs naturally across Africa. Its distribution covers AF e, s.
It is a very small bird. Adults weighs around 14.4 g, with a wing length of about 6.5 cm and a tail of around 5.9 cm.
The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.
The species has a mapped global range of roughly 4.8 million km².
Songs & calls
Frequently asked questions
How big is the Lesser Swamp Warbler?
The Lesser Swamp Warbler is a very small bird that weighs around 14.4 g.
Where does the Lesser Swamp Warbler live?
The Lesser Swamp Warbler is found across Africa with a range covering AF e, s, where it is associated with wetlands, lakes and other open water.
What family does the Lesser Swamp Warbler belong to?
The Lesser Swamp Warbler (Acrocephalus gracilirostris) belongs to the Acrocephalidae family, in the order Passeriformes.
What does the Lesser Swamp Warbler eat?
The Lesser Swamp Warbler is a invertivore — it feeds mainly on invertebrates such as insects and other small prey.
Does the Lesser Swamp Warbler migrate?
The Lesser Swamp Warbler is largely sedentary, staying within its range year-round rather than making regular long-distance migrations.
Is the Lesser Swamp Warbler endangered?
The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.
What sound does the Lesser Swamp Warbler make?
1 real field recording of the Lesser Swamp Warbler — including its song — can be played in the Songs & calls section on this page, credited to the recordist who captured it.
How large is the Lesser Swamp Warbler's range?
The Lesser Swamp Warbler has a mapped global range of about 4.8 million km².
Conservation
Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.
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Guides for this bird
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