Summarized multiple mark-recapture data for Redear Sunfish.

Description

The number of Redear Sunfish (Lepomis microlophus) caught in multiple samples from Gordy Lake, IN. The caught fish were examined for previous marks, marked (if previously unmarked), and then returned to the population.

Format

A data frame with 6 observations on the following 4 variables:

• t: Sample number

• caught: Total number of fish caught in the sample
• recaps: Number of previously marked fish in the sample
• retmarks: Number of marked fish returned to the population

Topic(s)

• Population Size
• Abundance
• Mark-Recapture
• Capture-Recapture
• Schnabel
• Schumacher-Eschmeyer

Source

Originally from

Gerking, S.D. 1953. Vital statistics of the fish population of Gordy Lake, Indiana. Transactions of the American Fisheries Society. 82:48-67.

But also found in Table 2.4 of

Krebs, C.J. 1999. Ecological Methodology. Addison-Welsey Educational Publishing, second edition.

and Table 4.4 of

Ricker, W.E. 1975. Computation and interpretation of biological statistics of fish populations. Technical Report Bulletin 191, Bulletin of the Fisheries Research Board of Canada

Examples

data(SunfishIN)
str(SunfishIN)
SunfishIN