Melodious Warbler

Hippolais polyglotta

The melodious warbler is an Old World warbler in the tree warbler genus Hippolais. It breeds in southwest Europe and northwest Africa. It is migratory, wintering in sub-Saharan Africa. This small passerine bird is a species found in open woodland with bushes. Three to five eggs are laid in a nest in a tree or a bush. This is a common bird in many parts of its wide range and the International Union for Conservation of Nature has rated its conservation status as being of "least concern". Source

Where it is now

In the last 8 weeks this bird was recorded 10 times across 3 areas (each area is a 5 degree square).

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Movement and weather

Each season it is first heard regularly where daytime highs are around 14°C (typically 9 to 17°C, from 7 areas).

Arrival dates

The week it was first heard regularly in each region, after at least six weeks away. Dates differ from south to north, so a region has a range.

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Figures are effort corrected and come from automatic sound identification, which makes mistakes. How this is measured and how it compares with human observers.