Lengths of Ruffe captured from the St. Louis River in July, 1989.

Description

Total length for Ruffe (Gymnocephalus cernuus) captured in July, 1989 (cycle 6) in the St. Louis River, Lake Superior.

Format

A data frame of 236 observations on the following 1 variable:

• tl: Total length (mm).

Topic(s)

• Length Frequency
• Size Structure

Source

personal collection by the United States Geological Survey, Lake Superior Biological Station, Ashland, WI.

Examples

data(RuffeTL89)
str(RuffeTL89)
head(RuffeTL89)
hist(RuffeTL89$tl,main="")