and their immediate surrounds, including the Munmorah State Conservation Area and most of the Wyrrabalong National Park, have been identified as an Important Bird Area (IBA) by BirdLife International because the shallow waters have extensive seagrass beds attracting large numbers of waterbirds, including 1% of the world populations of sharp-tailed sandpipers and chestnut teals. The adjacent forests and woodlands provide habitat for endangered swift parrots and regent honeyeaters in the non-breeding season. Australasian and black bitterns are sometimes recorded in the IBA. little egrets nest on Curly Island. Other birds using the site in relatively large numbers include black swans, curlew sandpipers and red-necked stints. See also List of lakes of Australia References Lakes of New South Wales Central Coast (New South Wales) Important Bird Areas of New South Wales