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Lengths for Troutperch from Lake Michigan, 1977.

Source: R/TroutperchLM2.R
TroutperchLM2.Rd

Troutperch (Percopsis omiscomaycus) fork lengths from near Grand Haven, Lake Michigan, 1977.

Format

A data frame of 3385 observations on the following 1 variable:

fl

fork length (mm)

Source

From Brandt, S.B., J.J. Magnuson, and L.B. Crowder. 1980. Thermal habitat partitioning by fishes in Lake Michigan. Canadian Journal of Fisheries and Aquatic Sciences. 37:1557-1564. Data was simulated (uniform distribution of values within length bin) from summarized length frequencies in http://fishbase.org/. CSV file

Topic(s)

  • Length Frequency

  • Size Structure

Examples

data(TroutperchLM2)
str(TroutperchLM2)
#> 'data.frame':	3385 obs. of  1 variable:
#>  $ fl: int  28 30 27 27 28 26 26 30 28 30 ...
head(TroutperchLM2)
#>   fl
#> 1 28
#> 2 30
#> 3 27
#> 4 27
#> 5 28
#> 6 26
hist(TroutperchLM2$fl,main="")