Positional data from GLS loggers including locations and metadata.
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id
type: string
Unique ID of logging session during which record was made.
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date_time
type: datetime
Date and time of the calculated position in GMT.
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logger_id
type: string
Unique internal database ID of logger.
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logger_model
type: string
GLS logger model (e.g., c65, mk4083, etc.).
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year_tracked
type: string
Tracking period from one breeding season to the next (e.g., “2013_14”) with endpoints defined by analyser (usually 31 May/1 June in SEATRACK).
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session_id
type: string
Unique ID for each time a logger was deployed.
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individ_id
type: string
Unique ID for each individual.
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deployment_date
type: date
Date when the logger was deployed.
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retrieval_date
type: date
Date when the logger was retrieved.
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ring_number
type:
Metal ID ring number.
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country_code
type:
Country/local code for metal ring.
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species
type: string
English name of the species (e.g., “Black-legged kittiwake”).
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colony
type: string
Name of the colony where the logger was deployed and retrieved. Note that a SEATRACK colony name can cover several locations
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lon_raw
type: float
Longitude calculated from time (GMT) of noon or midnight and date.
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lat_raw
type: float
Latitude calculated from length of day or night and date (GMT).
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lon
type: float
Averaged longitude coordinate after moving average.
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lat
type: float
Averaged latitude coordinate after moving average.
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eqfilter
type: boolean
Filter identifying periods with unreliable latitudes during equinox (TRUE = reliable, FALSE = unreliable).
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sex
type: string
Recorded sex at trapping event.
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age_deployment
type: string
Age of the bird at the time of deployment.
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col_lon
type: float
Longitude of the colony.
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col_lat
type: float
Latitude of the colony.
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tfirst
type: datetime
Time of first sun event used for position calculation (GMT).
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tsecond
type: datetime
Time of second sun event used for position calculation (GMT).
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twl_type
type: integer
Identifies whether tfirst is sunrise (1) or sunset (2).
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sun
type: float
Sun’s angle to the horizon at the estimated time of twilight.
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light_threshold
type: float
Selected light threshold used for estimated time of twilights.
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analyzer
type: string
Person who ran scripts and performed sun angle calibration.
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data_responsible
type: string
Data owner or responsible person.
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data_version
type: integer
Version of the processing script used.
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date_updated
type: date
Date when the record was last updated.
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updated_by
type: string
Person who last updated the record.
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date_time_downloaded
type: datetime
Date and time when this data was downloaed from the database.