invert: invert data derived from a trawl caught invertebrate fishery.

In haddonm/datalowSA: A Package to Faciliate Application of Data poor Stock Assessments

invert data derived from a trawl caught invertebrate fishery.

Description

A dataset containing the fish data.frame as a 31 x 7 matrix, the glb and props data.frames are set to NULL. The fish data.frame has both the standardized cpue as well as the unstandardized geom, that is the geometric mean cpue. This is particularly set up to be used with the SPM functions but also the Catch-MSY routines.

Usage

invert

Format

A list of three objects only two of which contains data

fish

a data.frame containing year, catch, cpue, SE of the cpue, geom, which is the unstandardized geometric mean CPUE, vessel, which is the number of active vessels reporting catches, and records, which is the number of cpue records reported each year

glb

contains the resilience and spsname

props

set to NULL

Examples

 ## Not run: 
 data(invert)
 str(invert)
 print(invert$fish)

## End(Not run)

haddonm/datalowSA documentation built on Nov. 5, 2023, 6:40 p.m.