The Gold Coast Broadwater, also known as the Southport Broadwater or simply the Broadwater, is a large shallow estuary located in the Gold Coast, Queensland, Australia. Connected directly to the Coral Sea towards its southern end via the artificial Gold Coast Seaway, which stabilised the formerly northward moving mouth of the Nerang River, the estuary re…The Gold Coast Broadwater, also known as the Southport Broadwater or simply the Broadwater, is a large shallow estuary located in the Gold Coast, Queensland, Australia. Connected directly to the Coral Sea towards its southern end via the artificial Gold Coast Seaway, which stabilised the formerly northward moving mouth of the Nerang River, the estuary reaches from the locality of Southport in the south, to the southern section of the UNESCO World Heritage Listed Moreton Bay in the north, through which it is also connected to the sea. The Broadwater is separated from the ocean by South Stradbroke Island north of the seaway and Southport Spit to the south. The original body of water was a lagoon formed by water from the Nerang River entering the area behind the former Stradbroke Island. Part of the Broadwater is contained within the Moreton Bay Marine Park.
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