birdring (version 1.6)

read.euring2000plus: Reads EURING data of the format 2000\+ into R

Description

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

Usage

read.euring2000plus(filename, quote="", ...)

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 extracted from place code
region	character	region (county) extracted 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)
wing.length	numeric	maximum chord measurement in mm, Svensson (1992)
third.primary	numeric	Length of the third primary feather, in mm
state.of.wing.point	character	condition of the longest primary feather
mass	numeric	body, in grams, measured to a maximum precision of 0.1 g.
moult	character	code for main, clearly identifiable moult states
plumage.code	character	extra information to enhance age code
hind.claw	numeric	in mm, for details of method see Svensson (1992)
bill.length	numeric	in mm, see du Feu (2012).
bill.method	character	a single letter code, for details see Svensson (1992).
total.head.length	numeric	in mm, see du Feu (2012)
tarsus	numeric	in mm, see du Feu (2012)
tarsus.method	character	tarsus method used, see du Feu (2012)
tail.length	numeric	in mm, details of the method see Svensson (1992).
tail.difference	numeric	according to Svensson (1992)
fat.score	numeric	fat score, see du Feu (2012) for details.
fat.score.method	character	fat score method used, see du Feu (2012)
pectoral.muscle	numeric	state of pectoral muscle
brood.patch	character	state of the brood patch in the breeding season
primary.score	numeric	the sum of the primary moult scores
primary.moult	character	state of the 10 primary feathers
old.greater.coverts	numeric	the number of unmoulted greater coverts
alula	character	state of the three alula feathers
carpal.covert	numeric	state of moult of the carpal covert: 0=old, 1=new.
sexing.method	character	for code description see du Feu (2012).

For three additional optional variables, see du Feu (2012).

Arguments

filename

character string of the psv-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

Author

Fraenzi Korner-Nievergelt

References

du Feu et al. 2012: EURING exchange-code 2000\+. www.euring.org

Examples

filename <- system.file("extdata", "REEWAExport_50.psv", package = "birdring")
dat <-  read.euring2000plus(filename)
str(dat)