Gorsachius is a genus of Old World night herons typically found near water in forested regions.

1/ Malayan night heron (Cò tôm, vạc rừng, Gorsachius melanolophus), also known as Malaysian night heron and tiger bittern
2/ White-eared night heron (Vạc hoa, Gorsachius magnificus)
other scientific names: Oroanassa magnifica, Nycticorax magnificus