Catch-at-age of Flathead Catfish from three Atlantic rivers.

Description

Catch-at-age of Flathead Catfish (Pylodictis olivaris) from three populations of Atlantic rivers – Lumber River, Northeast Cape Fear River (NCF), and Neuse River.

Format

A data frame of 44 observations on the following 3 variables:

• river: Collection river (Lumber, NCF, and Neuse).

• age: Age (yrs) assessed by otolith.
• number: Number of captured fish.

Topic(s)

• Mortality
• Catch curve

Source

From (approximately) Figure 2 in Kwak, T.J., W.E. Pine III, and D.S. Waters. 2006. Age, growth, and mortality of introduced flathead catfish in Atlantic rivers and a review of other populations. North American Journal of Fisheries Management 26:73-87.

Examples

data(FHCatfishATL)
str(FHCatfishATL)
head(FHCatfishATL)
op <- par(mfrow=c(2,2),pch=19)
plot(log(number)~age,data=FHCatfishATL,subset=river=="Lumber",main="Lumber")
plot(log(number)~age,data=FHCatfishATL,subset=river=="NCF",main="NCF")
plot(log(number)~age,data=FHCatfishATL,subset=river=="Neuse",main="Neuse")
par(op)