Lake Gregory, also known as the Isis Balancing Storage or simply as The Duckpond[1] is a small impoundment between Bundaberg and Childers in Queensland, Australia completed in 1986.

It is 1.67 square kilometres in area with an average depth of 3.1 m and holds 6160 ML.

at full supply level[1] Since 1991, lake has been stocked with 80,000 bass and 25,000 Silver Perch.

[3] A Stocked Impoundment Permit is required to fish in the dam.

This article about a building or structure in Queensland is a stub.