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fulmar

Fulmaris glacialis data


Description

Airborne counts of Fulmaris glacialis during the Aug/Sept 1998 and 1999 flights on the Dutch (Netherlands) part of the North Sea (NCP, Nederlands Continentaal Plat).

Usage

data(fulmar)

Format

This data frame contains the following columns:

year

year of measurement: 1998 or 1999

x

x-coordinate in UTM zone 31

y

y-coordinate in UTM zone 31

depth

sea water depth, in m

coast

distance to coast of the Netherlands, in km.

fulmar

observed density (number of birds per square km)

Author(s)

Dutch National Institute for Coastal and Marine Management (RIKZ)

See Also

E.J. Pebesma, R.N.M. Duin, P.A. Burrough, 2005. Mapping Sea Bird Densities over the North Sea: Spatially Aggregated Estimates and Temporal Changes. Environmetrics 16, (6), p 573-587.

Examples

data(fulmar)
summary(fulmar)
## Not run: 
demo(fulmar)

## End(Not run)

gstat

Spatial and Spatio-Temporal Geostatistical Modelling, Prediction and Simulation

v2.0-7
GPL (>= 2.0)
Authors
Edzer Pebesma [aut, cre] (<https://orcid.org/0000-0001-8049-7069>), Benedikt Graeler [aut]
Initial release

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