weirs
"And the black sticks that fence the weirs"
Main Entry: weir
Pronunciation: 'war, 'were, 'wir
Function: noun
Etymology: Middle English were, from Old English wer; akin to Old Norse
ver fishing place, Old High German werien, werren to defend
Date: before 12th century
1 : a fence or enclosure set in a waterway for taking fish
2 : a dam in a stream or river to raise the water level or divert its
flow