abd (version 0.2-6)

LarvalFish: Exploited Larval Fish

Description

Age (age) and coefficient of variation (cv) in larval fish from exploited and unexploited species (exploited).

source

Hsieh, C.H., C.S. Reiss, J.R. Hunter, J.R. Beddington, R.M. May, and G. Sugihara. 2006. Fishing elevates variability in the abundance of exploited species. Nature 443: 859-862.

Examples

data(LarvalFish)
str(LarvalFish)
xyplot(cv ~ age | exploited, LarvalFish)
xyplot(cv ~ age, groups=exploited, LarvalFish)