description Palau Lagoon Overview
In Palau's western Pacific waters, the Rock Islands Southern Lagoon contains forested limestone islands within a marine area sheltered by a barrier reef. Coral reefs and varied shallow-water habitats support considerable biodiversity. Marine lakes occur within the islands, separated from the surrounding sea by land barriers. These enclosed waters contribute to the area's ecological variety rather than being ordinary open sections of the lagoon.
The UNESCO World Heritage property recognizes both natural features and evidence of earlier human settlement. Its combination of island geology and marine habitats makes it relevant to divers and researchers studying tropical ecosystems. The setting is also of interest to visitors exploring Palau's natural and cultural heritage, with conservation forming an essential part of that context.
help Palau Lagoon FAQ
Where is the Palau Lagoon located?
The Palau Lagoon is part of the Rock Islands Southern Lagoon, situated in the western Pacific Ocean within the island nation of Palau. This massive complex of shallow waters and barrier reef formations was designated as a UNESCO World Heritage site in 2012. It is a remarkable Pacific ecosystem.
What is unique about the marine lakes in Palau?
The Palau Lagoon contains dozens of marine lakes, which are isolated bodies of seawater entirely surrounded by land. These unique lakes are famous for hosting millions of non-stinging golden jellyfish that have evolved completely isolated from the surrounding ocean. The most famous of these is Ongeim'l Tketau, or Jellyfish Lake.
Can you swim with jellyfish in the Palau Lagoon?
Yes, tourists can snorkel in Ongeim’l Tketau, commonly known as Jellyfish Lake, which is the only marine lake open to visitors. Snorkelers can swim safely among thousands of Mastigias jellyfish that have lost their ability to sting. Scuba diving is strictly prohibited to protect the fragile ecosystem.
Why is the Palau Lagoon a UNESCO World Heritage site?
The area was inscribed by UNESCO due to its exceptional biodiversity and the presence of over 400 coral species. The lagoon's complex network of 445 uninhabited limestone islands supports numerous endemic species. It is considered a vital biological hotspot for marine research and conservation.
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