This is a list of freshwater fish found in Iceland. [1]
| Order | Family | Species | Native? | Icelandic common name | English common name | Image |
|---|---|---|---|---|---|---|
| Anguilliformes | Anguillidae | Anguilla anguilla | Yes | Áll | European eel |  |
| Gasterosteiformes | Gasterosteidae | Gasterosteus aculeatus | Yes | Hornsíli | Three-spined stickleback |  |
| Gasterosteiformes | Gasterosteidae | Gasterosteus islandicus | Yes | Iceland stickleback | Iceland stickleback | NA |
| Mugiliformes | Mugilidae | Chelon labrosus | Yes | Gráröndungur | Thicklip grey mullet |  |
| Petromyzontiformes | Petromyzontidae | Petromyzon marinus | Yes | Sæsteinsuga | Sea lamprey |  |
| Salmoniformes | Salmonidae | Oncorhynchus gorbuscha | No - introduced | Hnúðlax | Pink salmon |  |
| Salmoniformes | Salmonidae | Salmo salar | Yes | Lax | Atlantic salmon |  |
| Salmoniformes | Salmonidae | Salmo trutta | Yes | Urriði | Sea trout |  |
| Salmoniformes | Salmonidae | Salvelinus alpinus | Yes | Bleikja | Arctic char |  |
| Salmoniformes | Salmonidae | Salvelinus murta | Endemic | Murta | Char | NA |
| Salmoniformes | Salmonidae | Salvelinus thingvallensis | Endemic | Gjámurta | Char | NA |