It takes almost a year for water to reach Lake Eyre from the headwaters.
The largest is Lake Eyre, which lies 52 feet (16 m) below sea level.
The last known breeding was at Lake Eyre in 2000.
Lake Eyre itself lies approximately 16 metres below sea level, and usually contains only salt.
Only in exceptional years is there sufficient upstream rain to provide a flow into Lake Eyre itself.
Several hundred kilometres to the southwest lies Lake Eyre which is in fact below sea level.
Widespread flooding caused some of river systems which feed into Lake Eyre to reach flood stage.
Lake Eyre is believed to have filled with water from Cooper Creek in 1886/1887, 1889/1890 and 1894.
The river flooded in both 2011 and 2012 with waters discharging into Lake Eyre each time.
Lake Eyre is in the driest desert region of central Australia.