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Table 2.

Exponential decay function parameters and goodness of fit for frontal area and drag coefficient for Chondrus

Area
Drag coefficient
AlgaaaRβa (m s-1)R2Ucrit,a (m s-1)CCRβC (m s-1)R2Ucrit,C (m s-1)
0.51 0.72 0.68 0.98 2.27 0.74 0.82 0.59 0.91 1.83 
0.32 0.80 0.88 0.99 3.44 0.69 0.70 0.43 0.98 1.29 
0.46 0.74 0.61 0.99 2.12 0.70 0.89 0.25 0.96 0.81 
0.39 0.89 0.49 0.98 1.87 0.81 1.12 0.30 0.97 1.00 
0.36 0.83 0.73 0.99 2.80 0.89 0.74 0.54 0.94 1.52 
0.39 0.79 0.53 0.97 1.96 0.81 0.64 0.46 0.94 1.27 
0.42 0.78 0.72 0.99 2.60 0.75 1.01 0.33 0.98 1.09 
0.40 0.79 0.78 0.99 2.87 0.83 1.37 0.29 0.97 1.01 
0.41 0.76 0.69 0.99 2.49 0.72 1.68 0.24 0.98 0.92 
10 0.56 0.70 0.51 0.98 1.64 0.60 0.91 0.33 0.96 1.13 
11 0.42 0.76 0.78 0.99 2.80 0.55 0.98 0.76 0.99 2.72 
12 0.47 0.69 0.81 0.98 2.74 0.69 0.84 0.85 0.97 2.71 
13 0.49 0.70 0.61 0.99 2.04 0.81 1.02 0.71 0.94 2.29 
14 0.34 0.76 1.30 0.97 4.94 0.96 0.80 0.65 0.97 1.83 
15 0.42 0.80 0.61 0.98 2.22 0.62 1.27 0.37 0.98 1.37 
16 0.41 0.81 0.66 0.97 2.43 0.66 0.90 0.24 0.91 0.79 
17 0.46 0.67 1.04 0.99 3.51 0.90 0.67 0.54 0.95 1.46 
18 0.49 0.66 0.62 0.96 2.04 0.61 0.79 0.63 0.97 2.05 
19 0.56 0.66 0.54 0.99 1.71 0.64 0.77 0.82 0.97 2.61 
Mean 0.44 0.75 0.72 0.98 2.55 0.74 0.94 0.49 0.96 1.56 
s.e.m. 0.02 0.01 0.05  0.18 0.03 0.06 0.05  0.15 
Area
Drag coefficient
AlgaaaRβa (m s-1)R2Ucrit,a (m s-1)CCRβC (m s-1)R2Ucrit,C (m s-1)
0.51 0.72 0.68 0.98 2.27 0.74 0.82 0.59 0.91 1.83 
0.32 0.80 0.88 0.99 3.44 0.69 0.70 0.43 0.98 1.29 
0.46 0.74 0.61 0.99 2.12 0.70 0.89 0.25 0.96 0.81 
0.39 0.89 0.49 0.98 1.87 0.81 1.12 0.30 0.97 1.00 
0.36 0.83 0.73 0.99 2.80 0.89 0.74 0.54 0.94 1.52 
0.39 0.79 0.53 0.97 1.96 0.81 0.64 0.46 0.94 1.27 
0.42 0.78 0.72 0.99 2.60 0.75 1.01 0.33 0.98 1.09 
0.40 0.79 0.78 0.99 2.87 0.83 1.37 0.29 0.97 1.01 
0.41 0.76 0.69 0.99 2.49 0.72 1.68 0.24 0.98 0.92 
10 0.56 0.70 0.51 0.98 1.64 0.60 0.91 0.33 0.96 1.13 
11 0.42 0.76 0.78 0.99 2.80 0.55 0.98 0.76 0.99 2.72 
12 0.47 0.69 0.81 0.98 2.74 0.69 0.84 0.85 0.97 2.71 
13 0.49 0.70 0.61 0.99 2.04 0.81 1.02 0.71 0.94 2.29 
14 0.34 0.76 1.30 0.97 4.94 0.96 0.80 0.65 0.97 1.83 
15 0.42 0.80 0.61 0.98 2.22 0.62 1.27 0.37 0.98 1.37 
16 0.41 0.81 0.66 0.97 2.43 0.66 0.90 0.24 0.91 0.79 
17 0.46 0.67 1.04 0.99 3.51 0.90 0.67 0.54 0.95 1.46 
18 0.49 0.66 0.62 0.96 2.04 0.61 0.79 0.63 0.97 2.05 
19 0.56 0.66 0.54 0.99 1.71 0.64 0.77 0.82 0.97 2.61 
Mean 0.44 0.75 0.72 0.98 2.55 0.74 0.94 0.49 0.96 1.56 
s.e.m. 0.02 0.01 0.05  0.18 0.03 0.06 0.05  0.15 

All regressions had P<0.01.

Parameters were estimated using TableCurve2D for velocities ranging from 0.2 to 2.0 m s-1.

For abbreviations, see List of symbols.

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