Numbers of Flathead Catfish (Pylodictis olivaris) captured by electrofishing in three rivers – Coosa River, AL; Ocmulgee River, GA; and Satilla River, GA.
A data frame of 39 observations on the following 3 variables:
Location of collection (
Age (years) assigned from otolith
Number of captured fish with boat electrofishing
From (approximately) Figure 3 in Sakaris, P.C., E.R. Irwin, J.C. Jolley, and D. Harrison. 2006. Comparison of Native and Introduced Flathead Catfish Populations in Alabama and Georgia: Growth, Mortality, and Management. North American Journal of Fisheries Management 26:867-874.
1 2 3 4 5 6 7 8
data(FHCatfish) str(FHCatfish) head(FHCatfish) op <- par(mfrow=c(2,2),pch=19) plot(log(abundance)~age,data=FHCatfish,subset=river=="Coosa",main="Coosa") plot(log(abundance)~age,data=FHCatfish,subset=river=="Ocmulgee",main="Ocmulgee") plot(log(abundance)~age,data=FHCatfish,subset=river=="Satilla",main="Satilla") par(op)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.