It is a brackish water ray-finned fish found in Australia along mud banks never far from mangrove trees.

Its greatest distinguishing characteristic from other mudskippers is its greatly reduced first dorsal fin in both sexes.

Its greatest distinguishing characteristic from other mudskippers is its greatly reduced first dorsal fin in both sexes.

It is found in the intertidal zone, in tidal creeks, and in inlets along mud banks.

There is no published study available on the life cycle or reproduction of the Darwin's mudskipper.