It feeds in shallow water, spearing fish with its long, sharp bill. It will wait motionless for prey, or slowly stalk its victim.
The Dusky-grey Heron is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.
Dusky-grey Heron, Giant Heron, Great billed Heron, Great-billed Heron, Sumatran Heron Spanish: Garza de Sumatra Estonian: mangroovihaigur Finnish: Paksunokkahaikara French: Héron de Sumatra, Héron typhon Indonesian: Buneapada, Cangak laut, Cangkak laut Italian: Airone beccogrosso, Airone di Sumatra Japanese: sumatorasagi Japanese: スマトラサギ Latin: Ardea sumatrana Malay: Bangau Bakau, Pucong Sumatra, Pucung Lembu Dutch: Grauwe Reiger, Sumatraanse Reiger Polish: czapla szarobrzucha Russian: Большеклювая Цапля, Цапля More
Dusky-Grey Heron, Great-Billed Heron Common Names in French: Héron Typhon Common Names in German: Rußreiher Common Names in Japanese: スマトラサギ Description - Habitat Biome: Terrestrial ; Freshwater Ecology: List of Habitats : 1. More