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Weir

Weir, fish

What is recorded here

Five rows of strong posts stretched eighty metres along the Shannon foreshore, forcing silver fish into narrow gaps where human hands could grab them. The downstream side carried the heaviest branches and diagonal braces, built to withstand the river’s constant push rather than mere trespass. People likely stood knee-deep in cold water during low tide, listening for the thud of trapped prey against the wattle. The structure turned a wide estuary into a killing floor, proving that human ingenuity can bend nature’s flow for a moment before the tide reclaims the wood.
On the N bank of the Shannon estuary adjacent to the townland of Portdrine. Described by O’Sullivan (2001, 305) as post-medieval ‘multiple post alignments (at least five rows) running down the foreshore, all oriented NW-SE, 80-100m long, 35m wide. The strongest posts were situated at the downstream side, with heavy branches and poles used as wattle, stones laid beside fences and rows of diagonal braces to the E and W. March 1999.' (O'Sullivan 2001, 208-9, 305, O’Brien’s Point 3) Compiled by: Mary Tunney Date of upload: 21 August 2019

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What survives
Recorded monument

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