Identification: Male is distinctive looking with all black head, breast, upper body and median coverts, large whitish patch on lesser coverts, whitish rest of underparts and black outer primaries contrasting with whitish wings in flight. Female resembles Eastern Marsh Harrier but has small whitish patch along upper edge of lesser coverts and almost unmarked whitish thighs and vent. Juvenile also resembles Eastern Marsh Harrier but has more rufous brown body and wing coverts, indistinct paler bands across blackish secondaries and darkish bars at greyish primaries.