Format
A data frame with 18 observations on the following 3 variables.
- age
- Age (yrs; from pectoral fin ray)
- numF
- Number of captured females
- numM
- Number of captured males
Source
From Koenigs, R.P., Bruch, R.M., Stelzer, R.S., and Kamke, K.K. 2015. Validation of otolith ages for Walleye (Sander vitreus) in the Winnebago System. Fisheries Research, 167:13-21. Obtained directly from Ryan Koenigs.