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• 3D fish tracking system
  ...:3d_fish_tracking_installation1.jpg|thumb|250px|Figure 1: 3D fish tracking system installed in the etho-hydraulic flume at VAW of ETH Zurich (source: VAW)]] ...f a camera pair, (b) three detected fish and noise, (c) 2D tracks of three fish (source: VAW).]]
  8 KB (1,168 words) - 15:44, 2 October 2020
• Altusried test case
  ...undment by the next reservoir starts. The LEW Wasserkraft GmbH has built a fish bypass channel around the HPP in 2015. It is 700 m long and has a mean flow ...he formerly high pressure for river continuity, has been reduced through a fish bypass channel which has been built in 2014 - 2015.
  9 KB (1,529 words) - 14:31, 21 October 2020
• Radio telemetry
  ...motely locating a fish. Digitally coded transmitters emit a unique code. A system can operate up to 1000 coded transmitters on one single frequency. *Transmitter, emitting the signal, attached to the fish, with battery and an antenna (Figure 1)
  5 KB (758 words) - 15:15, 1 June 2020
• Freudenau test case
  ===Fish population=== ...he Leitbild and seven species not included in the Leitbild were found. The fish biomass was about 184 kg /ha and was dominated by pike, bream, pike prech,
  12 KB (1,913 words) - 13:03, 27 October 2020
• Shelter measurements
  ...fish by using a plastic tube, which has the approximate diameter of such a fish. It should further be applied also to other fish species than the salmon. Therefor additional tubes with diameters of 5 mm a
  5 KB (837 words) - 08:44, 30 September 2020