Capture years and ages for Lake Sturgeon from Goulais Bay, Lake Superior, Ont.

Description

Pratt et al. (2014) recorded the capture years and ages for Lake Sturgeon captured in multiple gillnet sets in Goulais Bay, Lake Superior (Ontario) in July 2010-2012.

Format

A data frame with 436 observations on the following 2 variables.

• year: Year of capture
• age: Age (yrs; from pectoral fin ray)

Topic(s)

• Year-class Strength

Note

Used in the Introductory Fisheries Analyses with R book.

Source

From Pratt, T.C., Gardner, W.M., Pearce, J., Greenwood, S., and Chong, S.C. 2014. Identification of a robust Lake Sturgeon (Acipenser fulvescens Rafinesque, 1917) population in Goulais Bay, Lake Superior. Journal of Applied Ichthyology, 30:1328-1334. Obtained directly from Tom Pratt.

Examples

data(SturgeonGB)
str(SturgeonGB)
head(SturgeonGB)
plot(age~year,data=SturgeonGB)