Too much water is not a problem, if you create a sizable control outlet, or better, a few. It's always better to have too much water than too little. With the too much water issue, you can actually create a subset shrimp pond, or, my fav, poor man's lobster farm.

Leo

* Knowledge and experience yield wisdom. Sharing wisdom expand the generations with crucial knowledge. Unshared wisdom is worth nothing more than rotting manure.