Luxembourg
Commercial designations
| Commercial designation | Scientific names |
|---|---|
| Kleine Pilgermuschel | Chlamys opercularis synonym for Aequipecten opercularis |
| Kleine Schwertmuschel | Ensis ensis |
| kleiner Thun | Euthynnus alletteratus |
| Kleist | Scophthalmus rhombus |
| Kliesche | Limanda limanda |
| Knurrhahn |
|
| Kohlenfisch | Anoplopoma fimbria |
| Kongo-Zahnbrasse | Dentex congoensis |
| Königskrabbe | |
| Königslachs | Oncorhynchus tshawytscha |
| Korodai | Plectorhinchus pictus |
| Krabbe | |
| Krake | Octopus vulgaris |
| Kretzer | Perca fluviatilis |
| Kristallgarnele | Pasiphaea multidentata |
| Kuckucksknurrhahn | Aspitrigla cuculus synonym for Chelidonichthys cuculus |
| Kugelfisch | Sphoeroides maculatus |
| Kurzschwanzkrebs | Chionoecetes opilio |
| Lachs | Salmo salar |
| Lachsforelle | Oncorhynchus mykiss |