Growth parameters for Scaphirhynchus platorynchus
 
Maximum Length 108cm TL
n = 5
Note that studies where Loo is very different (+/- 1/3) from Lmax are doubtful.
M vs K graph [n = 1]
M vs Linf graph [n = 1]
Longevity vs 3/K graph [n = 2]
ø = 2.79
L inf = 78.3 cm FL
K = 0.1
Median record no. 3
50937Ref. 50937
Loo
(cm)
Length Type K
(1/y)
t0
(years)
Sex M
(1/y)
Temp° C Lm Ø' Country Locality Questionable Captive
66.0 FL 0.191 -0.27 2.92 USA lower Missouri River No No
68.1 FL 0.050 -11.60 14.0 2.37 USA Missouri R. (Bismarck), North Dakota Yes No
78.3 FL 0.100 -4.30 M 21.0 2.79 USA Williston-Yellowtone River, Intake, Montana No No
85.8 FL 0.130 -2.70 F 21.0 2.98 USA Williston-Yellowtone River, Intake, Montana No No
104.6 FL 0.070 0.10 2.88 USA Williston-Yellowstone River, Montana, 1991-95 No No
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