Within the floway {TAIL ~ a growing surface} is provided, and is located in {HEAD ~ the flowing water} 
Within the floway { TAIL ~ a growing surface } is provided , and is located in { HEAD ~ the flowing water }
OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD