read.euring2000 {birdring}R Documentation

Reads EURING data into R

Description

Reads EURING data (format EURING exchange code 2000) into R and creates a data.frame

Usage

read.euring2000(filename, quote="", ...)

Arguments

filename

character string of the data file obtained from EURING (format: exchange code 2000)

quote

default is to ignore quotemarks as much as possible, see notes.

...

extra arguments to pass to read.table

Value

A data.frame containing the following variables from the EURING 2000 code:

scheme Factor ringing scheme (code)
id.method Factor identification method
ring Factor ring number
ring.verif character verification of the metal ring
metal.ring.info character metal ring information
marks.info character other marks information
spec.byringer character species + subsp., mentioned by person
spec.byscheme character species + subsp., concluded by scheme
manipulated character manipulated
moved character moved before the (re)capture/recovery
catching.method character catching method
catching.lures character catching lures
sex.byringer character sex, by the person who handled the bird
sex.byscheme character sex, as concluded by scheme
age.byringer character age, by the person who handled the bird
age.byscheme character age, as concluded by scheme
status character status
broodsize character broodsize
pullus.age character pullus age
pullus.age.acc character accuracy of pullus age
day numeric day of record, derived from date
month numeric month of record, derived from date
year numeric year of record, derived from date
date.acc character accuracy of date
time character time
place.code character place code
country character country derived from place code
region character region (county) derived from place code
lat numeric latitude in decimal coordinates
lon numeric longitude in decimal coordinates
coord.acc character accuracy of coordinates
condition character condition
circumstances character finding circumstances
circumstances.presumed character finding circumstances presumed
euring.codeid character EURING-code identifier
distance numeric distance to place of ringing (km)
direction numeric direction to place of ringing (km)
time.elapsed numeric time since ringing (days)

Note

Quotemarks, apostrophes and backticks can cause havoc when reading in files; if things do not work as you expect, check for their presence of these and consider removing!

Author(s)

Fraenzi Korner-Nievergelt

References

Speek et al. 2007: The EURING exchange-code 2000. www.euring.org

Examples

filename <- system.file("extdata", "RBShrike2000.TXT", package = "birdring")
dat <-  read.euring2000(filename)
str(dat)

[Package birdring version 1.6 Index]