IUCN Red List threat categories — rl

Retrieve species assessments based on threat categories. If code = NULL, it returns a list of available threat categories. If code is provided, it retrieves assessments for species affected by the specified threat(s).

Usage

rl_threats(
  code = NULL,
  year_published = NULL,
  latest = NULL,
  possibly_extinct = NULL,
  possibly_extinct_in_the_wild = NULL,
  scope_code = NULL,
  page = 1
)

Arguments

code: Character. One or more threat codes (e.g., "1"). Use rl_threats() to list available threat categories.
year_published: Optional. Single or numeric vector of years to filter assessments by publication year.
latest: Optional. Logical. If TRUE, return only the latest assessment per species.
possibly_extinct: Optional. Logical. Filter for species flagged as possibly extinct.
possibly_extinct_in_the_wild: Optional. Logical. Filter for species possibly extinct in the wild.
scope_code: Optional. Character. One or more scope codes to filter assessments.
page: Optional. Integer vector. Specify one or more page numbers to fetch. If NULL or NA, all pages will be fetched automatically.

Value

A tibble containing threat categories or species assessments.

Examples

if (FALSE) { # \dontrun{
# List all threat categories
rl_threats()

# Get species affected by agriculture & aquaculture threats (code 2)
rl_threats(code = 2)

# Get species affected by Climate change & severe weather threats published in 2025
rl_threats(
  code = "11",
  year_published = 2025
)
} # }