The extent of brackish water that has made its way inland has been recorded at 12 miles.

[5] Bellamy canal was dug in 1954 to connect Mahaica to the Mahaicony River, as a conservancy for the regulation of the river discharge to avoid flooding in the coastal plain rather than the traditional structure of empoldering small ‘islands’ of land.

Its purpose was to be the executing agency for construction of all drainage and irrigation works in Mahaica-Berbice on the north-eastern Atlantic seacoast.

Hope Canal was built to alleviate flooding by redistributing water into the Mahaica.

[9] In 2011, a boulder wall was built to protect agriculture from flooding during high tides.