List of least concern fishes

•   Extinct in the wild (EW): 6 species
•   Critically endangered (CR): 455 species
•   Endangered (EN): 643 species
•   Vulnerable (VU): 1,245 species
•   Near threatened (NT, LR/cd): 548 species
•   Least concern (LC): 9,131 species
•   Data deficient (DD): 3,191 species

Fish species (IUCN, 2016-2)

• 15,219 extant species have been evaluated
• 12,028 of those are fully assessed^[a]
• 9679 are not threatened at present^[b]
• 2343 to 5534 are threatened^[c]
• 71 to 158 are extinct or extinct in the wild:
  • 65 extinct (EX) species^[d]
  • 6 extinct in the wild (EW)
  • 87 possibly extinct [CR(PE)]
  • 0 possibly extinct in the wild [CR(PEW)]

---

1. ^ excludes data deficient evaluations.
2. ^ NT, LR/cd, LC.
3. ^ Threatened comprises CR, EN and VU. Upper estimate additionally includes DD.
4. ^ Chart omits extinct (EX) species

As of September 2016, the International Union for Conservation of Nature (IUCN) lists 9131 least concern fish species.^[1] 60% of all evaluated fish species are listed as least concern. The IUCN also lists 37 fish subspecies as least concern.

Of the subpopulations of fishes evaluated by the IUCN, 44 species subpopulations have been assessed as least concern.

This is a complete list of least concern fish species and subspecies evaluated by the IUCN. Species and subspecies which have least concern subpopulations (or stocks) are indicated.