Characteristics of the Berneau (FW1-B), Lorcé (FW2-A) and Grosses-Battes (FW3-O) fishways.
|Fishway type||Pool type, vertical slot||Pool type, vertical slot||Pool type, vertical slot|
|Period of monitoring||October 2002–October 2008||October 2007–October 2015||September 2009–September 2012|
|Delta height of dam (m)||1.4||3.3||4|
|Attraction flow (m3/s)||–||–||1.5|
|Total length of fishway (m)||16||67||73|
|Number of pools||4||15||16|
|Pool size of fishway (m)||4.2–3 long × 3–1.8 wide||2.8–5.2 long × 2.7 wide||3.5–5.6 long × 2 wide|
|Height between pools (m)||0.3||0.25||0.25|
|Water depth of slot (m)||0.7||1||1.2|
|Slot width (m)||0.2||0.25||0.3|
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