loggerhead {MARSS}

Loggerhead Turtle Tracking Data

Description

Data used in MARSS vignettes in the MARSS-package. Tracking data from ARGOS tags on eight individual loggerhead turtles, 1997-2006.

Usage

data(loggerhead)
data(loggerheadNoisy)

Format

Data frames "loggerhead" and "loggerheadNoisy" contain the following columns:

turtle

Turtle name.

day

Day of the month (character).

month

Month number (character).

year

Year (character).

lon

Longitude of observation.

lat

Latitude of observation.

Details

Data frame "loggerhead" contains the original latitude and longitude data. Data frame "loggerheadNoisy" has noise added to the lat and lon data to represent data corrupted by errors.

Source

Gray's Reef National Marine Sanctuary (Georgia) and WhaleNet: http://whale.wheelock.edu/whalenet-stuff/stop_cover_archive.html

Examples

str(loggerhead)
str(loggerheadNoisy)