| Glossary Term starting with K |
| Search SeaLifeBase |
| K-selected species |
| K-selection |
| K-value |
| Kabayaki |
| Kakaban |
| Kalahiutale |
| Kalapihvri |
| Kalapulla |
| Kalbfisch |
| Kallrökt kolja |
| Kaltgeräucherter Schellfisch |
| Kamaboko |
| Kantianism |
| Kanudi Fisheries Research Station, Konedobu, Papua New Guinea |
| Kanyu no niziru |
| Kapi |
| Kara Sea |
| Karasumi |
| Karavala |
| Karyology |
| Karyotype |
| Katsuo bushi |
| Kattegat, Sound and Belts |
| Kaviaar |
| Kaviaari |
| Kaviar |
| Kazunoko |
| Kedgeree |
| Keel |
| Keeping time |
| Kelly's eye |
| Kelpfishes |
| Kelt |
| Kench |
| Kench cure |
| Keratin |
| Keris |
| Keta Kaviar |
| Keystone species |
| Kieler Sprotten |
| Kiev Museum |
| Kill |
| Killifishes (toothcarps) |
| Kin selection |
| Kingdom |
| Kingdom Animalia |
| Kingdom Fungi |
| Kingdom Plantae |
| Kingdom Prokaryotae (formerly Monera) |
| Kingdom Protoctista |
| Kipper |
| Kippered salmon |
| Kissing gourami |
| Kleptobiosis |
| Kleptoparasite |
| Kleptoparasitism |
| Klipfish |
| Klondyked fish |
| Klondyked herring |
| Knephopelagic |
| Knifejaws |
| Knoll |
| Knot |
| Knotless net |
| Kochfischwaren |
| Koldrøget kullerfilet |
| Koljamuhennos |
| Koljestuvning |
| Kombu |
| Kongeål |
| Koteletfisk |
| Koudgerookte schelvis |
| Koudgerookte vlinders |
| Krill |
| Krohnius stage |
| Kronsardinen |
| Kronsardiner |
| Kupffer's vesicle |
| Kuronori |
| Kusaya |
| Kyabia |
| Kylmäsavustettu koljafilee |
| Kype |