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Catch-at-age for Tobin Harbor, Isle Royale Brook Trout.

Source: R/BrookTroutTH.R
BrookTroutTH.Rd

Catch-at-age in fyke nets from 1996-1998 for “Coaster” Brook Trout (Salvelinus fontinalis) in Tobin Harbor, Isle Royale, Lake Superior.

Format

A data frame with 7 observations on the following 2 variables.

age

A numeric vector of assigned ages

catch

A numeric vector of number of Brook Trout caught

Source

Quinlan, H.R. 1999. Biological Characteristics of Coaster Brook Trout at Isle Royale National Park, Michigan, 1996-98. U.S. Fish and Wildlife Service Ashland Fishery Resources Office report. November 1999. CSV file

Topic(s)

  • Mortality

  • Catch Curve

  • Chapman-Robson

See also

Used in catchCurve and chapmanRobson examples.

Examples

str(BrookTroutTH)
#> 'data.frame':	7 obs. of  2 variables:
#>  $ age  : int  0 1 2 3 4 5 6
#>  $ catch: int  39 93 112 45 58 12 8
head(BrookTroutTH)
#>   age catch
#> 1   0    39
#> 2   1    93
#> 3   2   112
#> 4   3    45
#> 5   4    58
#> 6   5    12
plot(log(catch)~age,data=BrookTroutTH)