Blackish Rail

Pardirallus nigricans

The blackish rail is a species of bird in the subfamily Rallinae of the rail, crake, and coot family Rallidae. It is found in Argentina, Brazil, Colombia, Ecuador, Paraguay, Peru, Venezuela, and possibly Bolivia. Source

Where it is now

In the last 8 weeks this bird was recorded 361 times across 6 areas (each area is a 5 degree square).

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Movement and weather

Over the weeks it was present in the past year, its centre in South America ranged from 27°S in November to 7°S in June, about 2,200 km apart.

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.