Catch and effort data for Northern Pike from Island Lake, NB.

Catch and effort data for nine removal events of Northern Pike (Esox lucius) from Island Lake, NB.

Format

A data frame with 9 observations on the following 3 variables:

date: Capture date.
nets: Number of fyke nets fished on that date.
catch: Number of captured and removed pike.

Source

From Table 1 of Peterson, J., M. Taylor, and A. Hanson. 1980. Leslie population estimate for a large lake. Transactions of the American Fisheries Society, 109:329-331. CSV file

Topic(s)

Depletion methods
Leslie method
DeLury method
Population size
Abundance
Catchability

Examples

data(PikeIL)
str(PikeIL)
#> 'data.frame':	9 obs. of  3 variables:
#>  $ date : Factor w/ 9 levels "Apr1","Apr2",..: 6 7 8 9 1 2 3 4 5
#>  $ nets : int  10 14 15 15 15 15 15 15 15
#>  $ catch: int  1561 1260 1454 634 514 240 161 146 134
head(PikeIL)
#>    date nets catch
#> 1 Mar28   10  1561
#> 2 Mar29   14  1260
#> 3 Mar30   15  1454
#> 4 Mar31   15   634
#> 5  Apr1   15   514
#> 6  Apr2   15   240