FSAdata (version 0.3.0)

Menhaden1: Catch-at-age for Gulf Menhaden, 1964-2004.

Description

Estimated catch-at-age for Gulf Menhaden (Brevoortia patronus), 1964-2004 from thereduction fishery in the U.S. Gulf of Mexico.

source

From Table 2 in Vaughan, D.S., K.W. Shertzer, and J.W. Smith. 2007. http://menhaden.gsmfc.org/FishRes_Vaughan_etal_2007-GM.pdf{Gulf menhaden (Brevoortia patronus) in the U.S. Gulf of Mexico: Fishery characteristics and biological reference points for management.} Fisheries Research 83:263-275.

Topic(s)

• Mortality
• Catch curve

concept

Mortality 'Catch Curve'

Examples

data(Menhaden1)
str(Menhaden1)
head(Menhaden1)
ages <- 0:6
# Extract one year, delete year column (the -1), and transpose to be a vector
ct <- t(Menhaden1[Menhaden1$year==1974,-1])
plot(ct~ages,pch=16,type="b",xlab="Age",ylab="Est. Catch (Millions)",main="year==1974")