Cape Grassbird

Sphenoeacus afer

The Cape grassbird or Cape grass warbler is an African warbler found in southern Africa. It is the only species placed in the genus Sphenoeacus. Source

Where it is now

In the last 8 weeks this bird was recorded 3,117 times across 3 areas (each area is a 5 degree square).

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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.