salmon {isdals}

Parasite counts for salmons

Description

An experiment with two difference salmon stocks, from River Conon in Scotland and from River Atran in Sweden, was carried out. Thirteen fish from each stock were infected and after four weeks the number of a certain type of parasites was counted for each of the 26 fish.

Usage

data(salmon)

Format

A data frame with 26 observations on the following 2 variables.

stock

origin of the fish. A factor with levels atran conon

parasites

a numeric vector with the parasite counts

Source

Heinecke, R. D, Martinussen, T. and Buchmann, K. (2007). Microhabitat selection of Gyrodactylus salaris Malmberg on different salmonids. Journal of Fish Diseases, 30, 733-743.

Examples

data(salmon)