Fish breathe through gills and live in fresh water and salt. Browse the species on Feravox, each with a photograph, its conservation status and the waters it is found in.
Of the 515 species here, 76 carry a threatened assessment on the IUCN Red List: critically endangered (12), endangered (20) and vulnerable (44).
Beyond those, 29 are near threatened, 345 are least concern and 65 have no Red List assessment recorded on Feravox.
They are spread across 9 habitats, most often ocean (142), freshwater (126) and coral reef (121).
Every name below opens a species page with a photograph credited to the photographer who took it, the scientific name, the Red List status, the range, the habitat and the diet.
Feravox is a free wildlife app: 4,400+ species with real recorded sounds, 11 nature games and a free Daily 5, 1v1 quiz duels, conservation wins, and a safe Kids mode.