F
- False brotula
- False cat shark
- False moray
- False trevally
- Fangtooth
- Fathead sculpin
- Featherback
- Featherfin knifefish
- Fierasfer
- Fire Goby
- Filefish
- Finback cat shark
- Fingerfish
- Fire bar danio
- Firefish
- Flabby whalefish
- Flagblenny
- Flagfin
- Flagfish
- Flagtail
- Flashlight fish
- Flatfish
- Flathead
- Flathead catfish
- Flat loach
- Flier
- Flounder
- Flying characin
- Flying gurnard
- Flyingfish
- Footballfish
- Forehead brooder
- Four-eyed fish
- French angelfish
- Freshwater eel
- Freshwater flyingfish
- Freshwater hatchetfish
- Freshwater herring
- Freshwater shark
- Frigate mackerel
- Frilled shark
- Frogfish
- Frogmouth catfish
- Fusilier fish
Read more about this topic: List Of Common Fish Names