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Catches in removal events for Brook Trout in the Nashwaak Experimental Watersheds Project.

Source: R/BrookTroutNEWP.R
BrookTroutNEWP.Rd

Catches in removal events for Brook Trout (Salvelinus fontinalis) in two streams in the the Nashwaak Experimental Watersheds Project on multiple dates.

Format

A data frame of 16 observations on the following 7 variables:

stream

Stream (UNM=Upper Narrows Mountain Brook and Hay=Hyaden Brook).

section

Section of stream. See source.

date

Data of collections.

first

Catch on the first removal pass.

second

Catch on the second removal pass.

third

Catch on the third removal pass.

fourth

Catch on the fourth removal pass.

Source

From Table 1 in Schnute, J. 1983. A new approach to estimating populations by the removal method. Canadian Journal of Fisheries and Aquatic Sciences, 40:2153-2169. CSV file

Topic(s)

  • Population size

  • Abundance

  • Removal

See also

See BrookTroutNEWP1 for these data AND the results from Schnute (1983).

Examples

data(BrookTroutNEWP)

## extract data for one stream, section, and date (e.g., 3rd row)
BrookTroutNEWP[3,]
#>   stream section  date first second third fourth
#> 3    UNM       4 jul74    48     10     6      6