the volumetric flow rate of fluid in ft³/s,
: g is the acceleration due to gravity in ft/s²,
: C_e is the flow correction factor given in ,
: ? is the angle of the V-notch weir,
: h is the height of the fluid above the bottom of the V-notch,
: k is the head correction factor given in .

Control of invasive species

As weirs are a physical barrier, they can impede the longitudinal movement of fish and other animals up and down

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