Chopi Blackbird

Gnorimopsar chopi

The chopi blackbird is a species of passerine bird belonging to the family Icteridae, which contains the New World blackbirds, grackles, New World orioles and related species. It is the only species in the monospecific genus Gnorimopsar. This species is found in South America south of the Amazon rainforest. Source

Where it is now

In the last 8 weeks this bird was recorded 1,865 times across 5 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 29°S in July to 17°S in August, about 1,200 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.