Wilderness Landscape & Natural Heritage
Hutt Lagoon Ramsar Site is a saline lagoon located near the town of Port Gregory in Western Australia, recognized internationally under the Ramsar Convention for its unique ecological significance. Covering approximately 14,000 hectares, Hutt Lagoon's most notable characteristic is its vivid pink color, caused by high concentrations of the microorganism Dunaliella salina and red halophilic bacteria. The lagoon is an important habitat for migratory shorebirds and native waterfowl, including species such as the Red-necked Stint and Pied Oystercatcher. This makes it a critical site for birdwatching and ecological research.
Geographically, the lagoon occupies a low-lying coastal area fringed by salt marshes and sandy dunes, with a flat surrounding landscape. Its salinity levels and seasonal water volumes fluctuate, creating a dynamic environment supporting various salt-tolerant flora and fauna. Historically, Hutt Lagoon is located on traditional lands of the Nanda people, who have cultural connections with the area.
While the site is primarily designated for conservation, visitors are drawn to its remarkable views and photographic potential due to the lake's dramatically shifting colors, ranging from pale pink to deep magenta throughout the year. Walking along the edges of the lagoon provides opportunities to observe shorebirds in their natural habitat. Visitor facilities are limited, emphasizing the remote and preserved nature of the site.
Hutt Lagoon also plays a role in commercial salt and beta carotene production outside of the allocated Ramsar boundaries, which highlights the balance between conservation and sustainable resource use in the region. Overall, the site offers visitors a chance to experience a rare and vibrant wetland ecosystem within the Australian outback coastline.