v affects irrigation, recreation, drinking water supplies
v S. molesta populations can double in size in less than 3 days.
v can produce a mat of growth over the water from up to 2 feet thick.
v it blocks off light to plant growth below
v reduces
the exchange of oxygen into the water, further depletes the
dissolved oxygen content as old growth decomposes
v impacts migrating birds since covered ponds can no longer be seen
v mats can make fishing impossible
v clogs boat propellers and engine intakes
Salvinia infested lake in Texas