4.2K views · 124 reactions | Here a female bittern makes a loud rattling call that attracts a male bird and this is one of the recordings I am aware of showing bittern courtship behaviour. Using this vocalisation to locate breeding females using Automatic Acoustic Devices and visual spectrogram analysis is a useful research tool c. Peter Langlands Canterbury Bittern Research Project 2025 | Peter Langlands | Facebook

Bittern | The Wildlife Trusts

Great Blue Heron Identification, All About Birds, Cornell Lab of Ornithology

1.5K views · 23 reactions | Raupo provides an important refuge habitat for bittern fledglings and it is important to keep a good water level and food source around the raupo so that the bittern fledglings do not need to wander into more open areas where they are more vulnerable. From now to late January is a key time when bittern fledglings are vulnerable. Bittern Conservation - NZ Bittern Conservation Network - NZ Research sponsored by Environment Canterbury | Peter Langlands | Facebook