It is Hyacinth with big waxy leaves and purple flowers. It is an invasive species. It choked out the north end of Pines and Monticello pretty bad and they sprayed everything up there to kill it. Fork isn't nearly that bad, and the deeper helps. The stuff in Chaney was Giant Salvinia, a feathery backed tiny leaf that groups up into a dense colony. They look nothing alike.
2015 Skeeter FX 21
...and down goes PhotoBucket with the new Terms of Service... I predict they will be out of business or begging for forgiveness inside a month. 6/30/2017