greenfinch | R Documentation |
Transect count survey data for greenfinch from the Swedish Bird Survey from 1998 to 2012.
greenfinch
A data frame with 5728 rows and 9 columns.
count Total transect count.
site Site identity.
year Year of the survey.
observerAge Age of the observer.
day Day of season.
firstSurvey A binary variable which is 1 if the route was surveyed for the first time by the observer in that year, and 0 otherwise.
latitude Latitude of the transect.
lineCov The percentage of the transect that was surveyed.
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