FSAdata (version 0.3.3)

BullTroutRML1: Lengths and weights for Bull Trout from two Rocky Mountain lakes and two eras.

Description

Lengths and weights of Bull Trout (Salvelinus confluentis) from two Rocky Mountain lakes in Alberta, CAN and two eras.

Format

A data frame with 137 observations on the following 3 variables:

fl

Fork length (mm)

mass

Wet mass (g)

era

Era of collection (1977-79 and 2001)

Source

From (approximately) Figure 2 of Parker, B.R., D.W. Schindler, F.M. Wilhelm, and D.B. Donald. 2007. Bull trout population responses to reductions in angler effort and retention limits. North American Journal of Fisheries Management, 27:848-859. [Was (is?) from https://www.researchgate.net/publication/233144141_Bull_Trout_Population_Responses_to_Reductions_in_Angler_Effort_and_Retention_Limits.]

Topic(s)

• Weight-Length
• Length Frequency

Examples

data(BullTroutRML1)
str(BullTroutRML1)
head(BullTroutRML1)
op <- par(mfrow=c(1,2),pch=19)
plot(mass~fl,data=BullTroutRML1,subset=era=="1977-79",main="1977-79")
plot(mass~fl,data=BullTroutRML1,subset=era=="2001",main="2001")
par(op)