All fish
271 fish so far, best known first. 920 more are on the list to be written.
GroupSharkRayCarpCatfishSalmonidHerringCodTunaPerch-likeCichlidReef fishEelFlatfishLivebearerAncientOther
WaterRivers and lakesEstuaries and mangrovesCoasts and shelvesCoral reefsOpen oceanDeep seaPolar and cold seasCaves and springsBetween sea and river
WorldHagfish
Eel-shaped jawless marine animals known for producing vast amounts of slime.Eel · Open ocean
WorldPelican eel
A deep-sea eel with a massive hinged jaw and ultra-black skin found in all oceans.Eel · Deep sea
WorldSlender snipe eel
A deep-sea eel with a bird-like beak and extreme length.Eel · Open ocean
Photo credits on this page
The small pictures above come from Wikimedia Commons under free licences. Some are cropped to fit.
- Electric eel: Steven G. Johnson, CC BY-SA 3.0, source
- Hagfish: Ocean Observatories Initiative, Public domain, source
- Pelican eel: Unknown author, Public domain, source
- Slender snipe eel: Unknown author, Public domain, source