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benthos (version 1.3-4)

read_twn: Read and Validate Taxa Waterbeheer Nederland (TWN) Data

Description

This function reads files in the Taxa Waterbeheer Nederland (TWN) format.

Usage

read_twn(filename)
get_worms()
validate_twn(.data)

Arguments

filename

name of TWN file (character)

.data

table in TWN-format

Value

a data_frame with four columns:

  • GROUP TWN/WoRMS taxon group

  • LEVEL TWN/WoRMS taxon level

  • FROM taxon name to convert from

  • TO taxon name to convert to

Functions

  • get_worms: get default WoRMS list (TWN list extended with species Southern North Sea)

  • validate_twn: validator for TWN-format

Details

The function adds a new column taxon. Its contents depending on TWN-status:

  • status = 10 taxonname

  • status = 20 prefername

  • status = 80 parentname

References

sofus.ecosys.nl/taxabase.htm

www.aquo.nl/faq/faq-twn