Riverbank Warbler
NameRiverbank Warbler
Common NameRiverbank Warbler
Scientific NameLocustella fluviatilis
FamilyLocustellidae
Wingspan (cm)21.5
Length (cm)14
Weight (g)15.5
Plumage DetailsUpperparts are olive-brown, often with faint streaking on the back. The crown is dark brown or grey, sharply contrasting with a prominent whitish supercilium and a dark loral stripe. Underparts are whitish to pale buff, sometimes with faint streaking on the flanks and breast. The undertail coverts are often buffy.
Vocalization / CallThe song is a distinctive, monotonous, mechanical, insect-like trill, often compared to a sewing machine or a distant bicycle bell. It can be sustained for long periods.
Primary Dietinsectivore
Primary Habitatswetland, forest
Conservation Statusleast-concern
Geographic RangeBreeds across Eastern Europe and Western Asia, migrating to southeastern Africa for the non-breeding season.
Identifying FeaturesDark cap, Pale supercilium, Olive-brown upperparts, Plain whitish underparts, Mechanical trilling song, Secretive behavior
Description
The Riverbank Warbler is a medium-sized, rather plain warbler known for its secretive nature and distinctive mechanical trilling song. It typically inhabits dense vegetation near water, where it forages for insects. Its plumage features a dark cap contrasting with a pale supercilium.
