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  • Swimming in Turbulent Flows
    We have installed and operated cameras that stream fish movement inside fishways, onto the internet since 2007....

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  • Rainbow Trout Passage at the Maple Hill Dam
    Passage efficiency of radiotagged rainbow trout at the Maple Hill fishway was 20 %. Based on our...

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  • Dunnville Fishway Walleye Passage
    A Denil fishway in Dunnville, Ontario was built to provide upstream passage for walleye Stizostedion vitreum from Lake...

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  • Fish Passage in Brazil
    In November 2012, and again in 2019 we assisted our very good friends at Simbiota in Southern Brazil...

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  • Hydro-Electric Turbine Impact Evaluation
    Smolts require access to the fishway (i.e., the fishway must be open and operational) during their downstream migration....

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  • Upstream Transportation of Sea Lampreys
    A video-based fishway monitoring system was used for five years (2011-2015) to count migrating salmonids that inadvertently transported...

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  • Dam Effects on Benthic Fishes
    The biology, microhabitat use and migratory behaviour of greenside darters (Etheostoma blennioides) was studied at the Mannheim Weir

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  • Fish Movement at the Springbank Dam: Before-After Study
    The City of London and the Upper Thames River Conservation Authority contracted Biotactic Incorporated to design and conduct...

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  • Welland River Siphon (Aqueduct) White Sucker Tracking 2013
    Biotactic and the Niagara Peninsula Conservation Authority (with assistance from the OMNR) radio-tagged and tracked 40

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  • Spring 2024 Radiotelemetry
    Fish sponsored by the public (Kollen family, Lake Huron Fishing Club, Steeldreams, Bruce Power LP) will be tracked...

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  • anglers downstream denny's dam
    Impact of COVID-19 Pandemic on a Fishery
    After initial complete lock-downs caused recreational angling restrictions due to COVID-19, angler exploitation rates of rainbow trout (Oncorhynchus...

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  • Mannheim Fishway Passage
    We compared two Denil fishways, located on the west (low velocity - 10 % slope) and east (high...

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