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Table 2.

Kármán gait kinematics and cylinder wake variables

Dead troutLive troutCylinder
Tail-beat frequency (Hz) 2.77±0.03 2.21±0.06 2.87 
Body wavelength (L1.47±0.07 2.14±0.08 1.22 
Head amplitude (L0.07±0.01 0.10±0.01  
Head angle (deg.)* 16.15±0.01 15.05±0.10  
Dead troutLive troutCylinder
Tail-beat frequency (Hz) 2.77±0.03 2.21±0.06 2.87 
Body wavelength (L1.47±0.07 2.14±0.08 1.22 
Head amplitude (L0.07±0.01 0.10±0.01  
Head angle (deg.)* 16.15±0.01 15.05±0.10  

Values are means ± s.e.m.

*

Not significantly different between dead and live trout(P<0.05; N=5 fish).

Value represents the expected vortex shedding frequency or the expected wake wavelength.

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