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IFI’s National Barriers Programme (NBP) developed a field survey to capture information on barrier location, type and associated images and structure dimensions. This form was used as a Level I assessment measure to find and locate barriers. The NBP has delivered a...
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EnvironmentBarriers identified by fisheries staff, and by targeted surveys of likely barrier locations based on desk studies of channel topography for this study. The locations of long-established barrier sites (four major hydro-electric schemes) for the Liffey, Lee, Shannon and Erne...