Common Grasshopper Warbler

How to identify

Field marks

1. Upperparts pale olive-brown, with dark brown streaks along the centers of the feathers
2. Cheeks gray, with a faint eyestripe behind the eye
3. Undertail-coverts with streaks; often cocks the tail on landing
4. Legs and feet thin and pale yellowish-brown

Male, female and young

Sexes alike; juvenile has yellower underparts.

Voice

The song is a long, high-pitched continuous trill, like a fishing reel or a distant lawnmower; the alarm call is repeated ticking.

Similar species

Lanceolated Warbler

Its song is also a continuous trill, but differs in pitch and speed; distinguish them by ear.

Savi's Warbler

Its song is also a continuous trill, but differs in pitch and speed; distinguish them by ear.

Where and when it's recorded

Busiest months: May · Most records: United Kingdom, Germany, Spain

Common Grasshopper Warbler has been recorded at 751 of the 8,276 birding hotspots we track, in 61 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

1. Elton ReservoirUnited Kingdom396 records
2. Otmoor RSPB ReserveUnited Kingdom373 records
3. Druridge Pools NWT NR and Druridge LinksUnited Kingdom364 records

Countries and regions with the most records

United KingdomGermanySpainCzechiaSwitzerlandNetherlandsSwedenPoland

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The common grasshopper warbler or just grasshopper warbler (Locustella naevia) is a species of Old World warbler in the genus Locustella. It breeds across much of temperate Europe and the western Palearctic. It is migratory, wintering across northern tropical Africa just south of the Sahara, and also locally in India.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

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