Circus
Genus Circus — 6 species with pages here, 1,743,424 occurrence records between them.
Source: GBIF CC0 occurrence facets · refreshed 2026-08-23 · useful taxonomy trail; this child page is kept out of search indexing until a demand and quality gate is defined.
Eurasian Marsh-Harrier
Circus aeruginosus · 1,095,089 records
Hen Harrier
Circus cyaneus · 449,424 records
Montagu's Harrier
Circus pygargus · 158,540 records
Pallid Harrier
Circus macrourus · 40,015 records
Swamp Harrier
Circus approximans · 346 records
Reunion Harrier
Circus maillardi · 10 records