[2] The lagoon is located approximately 5 kilometres (3.1 mi) south-east of the town of St Helens.

One of a chain of wetlands along St Helens Point, it is 200 to 300 metres (660 to 980 ft) inland from the coast, near a dunefield.

[3] A total of 51 vascular plant species were recorded from the lagoon by a recent study.

Of that total, half were species that grow in swamps or damp areas; vegetation common to dry areas, coastal woodland and Melaleuca forest made up the remainder of the list.

The lagoon does not meet criterion four, which states that a Ramsar Site is one that "supports species at critical stages or provides refuge in adverse conditions.