- Extinct in the wild (EW): 2 species
- Critically endangered (CR): 545 species
- Endangered (EN): 848 species
- Vulnerable (VU): 670 species
- Near threatened (NT): 402 species
- Least concern (LC): 2,458 species
- Data deficient (DD): 1,567 species
Amphibian species (IUCN, 2016-2)
- 6492 extant species have been evaluated
- 4925 of those are fully assessed [a]
- 2860 are not threatened at present [b]
- 2063 to 3630 are threatened [c]
- 35 to 148 are extinct or extinct in the wild:
- 33 extinct (EX) species [d]
- 2 extinct in the wild (EW)
- 113 possibly extinct [CR(PE)]
- 0 possibly extinct in the wild [CR(PEW)]
- ^ excludes data deficient evaluations.
- ^ NT and LC.
- ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
- ^ Chart omits extinct (EX) species
