flathead: Tiger flathead from trawls

In GLMsData: Generalized Linear Model Data Sets

Tiger flathead from trawls

Description

Information about tiger flathead trawls

Usage

data(flathead)

Format

A data frame containing 169 observations with the following 7 variables.

Lon

the longitude of the trawl

Lat

the latitude of the traw

Depth

the depth (bathymetry) of the trawl, in metres

Distance

the distance along a 100 metre depth contour for the trawl (northwards of all trawls from an arbitrary origin), in metres

Area

the area swept, in hectares

Number

the number of tiger flathead caught

Biomass

the total biomass of tiger flathead caught, in kg

Details

The data give details of trawls in the South East Fisheries ecosystem off Australia. The data were originally collected by Bax and Williams (2000).

Source

R package fishMod: Foster (2016).

References

Nicholas~J. Bax and Alan Williams (2000) Habitat and fisheries production in the South East fishery ecosystem. Final Report 1994/040, Fisheries Research and Development Corporation.

Scott~D. Foster and Mark~V. Bravington (2013) A Poisson–Gamma model for analysis of ecological data. Environmental and Ecological Statistics, 20(4):533–552.

Scott D. Foster (2016) fishMod: Fits Poisson-Sum-of-Gammas GLMs, Tweedie GLMs, and Delta Log-Normal Models. R package version 0.29. https://CRAN.R-project.org/package=fishMod

Examples

   data(flathead)
   summary(flathead)

GLMsData documentation built on Aug. 22, 2022, 9:10 a.m.