Lists of IUCN Red List species

This is a list of lists of IUCN Red List species.

Critically endangered Version 2026.1 of the IUCN Red List of Threatened Species identified 10,947 critically endangered species, subspecies, varieties, stocks, and subpopulations.

For IUCN lists of critically endangered species by kingdom, see:

Animals (kingdom Animalia) — IUCN Red List critically endangered species (Animalia) Amphibians — List of critically endangered amphibians Birds — List of critically endangered birds Fish — List of critically endangered fishes Invertebrates — List of critically endangered invertebrates Arthropods — List of critically endangered arthropods Insects — List of critically endangered insects Molluscs List of critically endangered molluscs Mammals — List of critically endangered mammals Reptiles — List of critically endangered reptiles Fungi (kingdom Fungi) — List of fungi by conservation status Plants (kingdom Plantae) — List of critically endangered plants Protists (various groups) — List of Chromista by conservation status

Data deficient As of 7 September 2026, the IUCN Red List of Threatened Species identified 23,037 (16,339 Animalia (193 Annelida, 4,910 Arthropoda, 8,659 Chordata, 149 Cnidaria, 2,149 Mollusca, 1 Nemertea, 1 Onychophora), 6,393 Plantae, 12 Protista) data deficient species.

Animals Amphibians — List of data deficient amphibians Birds — List of data deficient birds Fish — List of data deficient fishes Invertebrates — List of data deficient invertebrates Arthropods — List of data deficient arthropods Insects — List of data deficient insects Molluscs List of data deficient molluscs Mammals — List of data deficient mammals Reptiles — List of data deficient reptiles Plants — List of data deficient plants Chromista/Protista — List of Chromista by conservation status (12 data deficient species) Fungi — List of fungi by conservation status (293 data deficient species)

Older lists (IUCN 2009.2)

Cnidaria — IUCN Red List data deficient species (Cnidaria) Nemertea — IUCN Red List data deficient species (Nemertea) Onychophora — IUCN Red List data deficient species (Onychophora) Protista — IUCN Red List data deficient species (Protista)

Endangered As of 8 September 2026, the IUCN Red List of Threatened Species identified 20,372 (7,252 animals, 130 fungi, 12,989 plants, 1 chromista) endangered species, subspecies and varieties, stocks and sub-populations.

For IUCN lists of endangered species by kingdom, see:

Animals (kingdom Animalia) — IUCN Red List endangered species (Animalia) Amphibians — List of endangered amphibians Birds — List of endangered birds Fish — List of endangered fishes Invertebrates — List of endangered invertebrates Arthropods — List of endangered arthropods Insects — List of endangered insects Molluscs List of endangered molluscs Mammals — List of endangered mammals Reptiles — List of endangered reptiles Fungi (kingdom Fungi) — IUCN Red List endangered species (Fungi) Plants (kingdom Plantae) — IUCN Red List endangered species (Plantae) Protists (kingdom Protista) — IUCN Red List endangered species (Protista)

Extinct in the wild Version 2026.1 of the IUCN Red List of Threatened Species identified 83 (36 animals, 47 plants) extinct in the wild species, subspecies and varieties, stocks and subpopulations.

For IUCN lists of extinct in the wild species by kingdom, see:

Animals (kingdom Animalia) — IUCN Red List extinct in the wild species (Animalia) Plants (kingdom Plantae) — IUCN Red List extinct in the wild species (Plantae)

Least concern As of 8 September 2026, the IUCN Red List identified 91,517 (54,433 animals, 36,550 plants, 534 fungi) Least-concern species, subspecies and varieties, stocks and sub-populations.

Animals (kingdom Animalia) Amphibians — List of least concern amphibians Birds — List of least concern birds Fish — List of least concern fishes Invertebrates — List of least concern invertebrates Arthropods — List of least concern arthropods Insects — List of least concern insects Molluscs List of least concern molluscs Mammals — List of least concern mammals Reptiles — List of least concern reptiles Plants (kingdom Plantae) — List of least concern plants

Near threatened On 12 March 2010, the IUCN Red List of Threatened Species identified 3829 (2657 Animalia, 1172 Plantae) near threatened species, subspecies and varieties, stocks and sub-populations.

For IUCN lists of near threatened species by kingdom, see:

Animals (kingdom Animalia) — IUCN Red List near threatened species (Animalia) Amphibians — List of near threatened amphibians Birds — List of near threatened birds Fish — List of near threatened fishes Invertebrates — List of near threatened invertebrates Arthropods — List of near threatened arthropods Insects — List of near threatened insects Molluscs List of near threatened molluscs Mammals — List of near threatened mammals Reptiles — List of near threatened reptiles Fungi (kingdom Fungi) — IUCN Red List near threatened species (Fungi) Plants (kingdom Plantae) — IUCN Red List near threatened species (Plantae)

Vulnerable On 30 January 2010, the IUCN Red List of Threatened Species identified 9694 (4618 Animalia, 5075 Plantae, 1 Protista) Vulnerable species, subspecies and varieties, stocks and sub-populations.

For IUCN lists of vulnerable species by kingdom, see:

Animals (kingdom Animalia) — IUCN Red List vulnerable species (Animalia) Amphibians — List of vulnerable amphibians Birds — List of vulnerable birds Fish — List of vulnerable fishes Invertebrates — List of vulnerable invertebrates Arthropods — List of vulnerable arthropods Insects — List of vulnerable insects Molluscs List of vulnerable molluscs Mammals — List of vulnerable mammals Reptiles — List of vulnerable reptiles Fungi (kingdom Fungi) — IUCN Red List vulnerable species (Fungi) Plants (kingdom Plantae) — IUCN Red List vulnerable species (Plantae) Protists (kingdom Protista) — IUCN Red List vulnerable species (Protista)

Lists of IUCN Red List species

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