Pallid: Lengths and weights for Pallid Sturgeon from four locations...
In FSAdata: Data to Support Fish Stock Assessment ('FSA') Package

Pallid

R Documentation

Lengths and weights for Pallid Sturgeon from four locations in the Missouri River.

Description

Lengths (standard, fork, and total) and weights for Pallid Sturgion (Scaphirhynchus albus) collected at four locations in the Missouri River drainage.

Format

A data frame with 30 observations on the following 7 variables:

date: Date of collection
sl: Standard length (mm)
fl: Fork length (mm)
tl: Total length (mm)
w: Weight (g)
status: Living status of fish at time of collection (Frozen, Live, Dead).
loc: Location of fish collection (NB=Nebraska, SD=South Dakota, ND=North Dakota, MT=Montana)

Topic(s)

Weight-Length
Length Conversion

Source

From Table 1 in Keenlyne, K.D. and S.J. Maxwell. 1993. Length conversions and length-weight relations for pallid sturgeon. North American Journal of Fisheries Management 13:395-397. CSV file

Examples

data(Pallid)
str(Pallid)
head(Pallid)
op <- par(mfrow=c(2,2),pch=19)
## four (of many possible) examples
plot(w~tl,data=Pallid,subset=loc=="NB",main="Nebraska")
plot(w~tl,data=Pallid,subset=loc=="SD",main="South Dakota")
plot(w~tl,data=Pallid,subset=loc=="ND",main="North Dakota")
plot(w~tl,data=Pallid,subset=loc=="MT",main="Montana")
par(op)

FSAdata documentation built on Aug. 24, 2023, 5:06 p.m.