Black Bittern
Ixobrychus flavicollis
Estimated average number of individuals by week based on
eBird
data, Jul 2013 to Jun 2023
Peak weeks
Jan 01-Jan 07, Dec 17-Dec 23
Early date
02 Jul 2022
Late date
30 Jun 2022
Double-tap to reset zoom
Nov to Apr is the best period to catch this scarce migrant, although oversummering has been recorded recently. (Data in the chart is only until Jun 2022.)