Litaba
The ho hema Ke ts'ebetso eo lintho tse phelang li fumanang oksijene ka eona. Ho hema hona ho ka ba pulmonary, branchial, tracheal kapa cutcut.
Liphoofolo tse phefumolohang ka likhahla ke liphoofolo tsa metsing tsa metsi a hloekileng le a letsoai, har'a tsona ke mefuta e 'maloa ea li-crustaceans, liboko, amphibians, mollusks le litlhapi tsohle. Mohlala: shaka, crab, octopus.
Ho hema ha Gill ho etsoa ke li-gill kapa li-gill, e leng litho tsa phefumoloho tse sefa oksijene e tsoang metsing ho ea maling le liseleng. Oksijene ena e bohlokoa molemong oa ho hema ha lisele. Li-gill li sefa oksijene 'me li leleka carbon dioxide tikolohong.
Mefuta ea gill
Li-gill ke lisele tse entsoeng ka maqephe a manyane kapa likhoele tse tšesaane tse nang le methapo ea mali e lumellanang le motsamao o sa khaotseng oa liphoofolo tikolohong ea tsona ea metsing. Hangata li fumaneha karolong e kaholimo ea 'mele oa phoofolo' me e ka ba kantle kapa kahare.
- Li-gill tsa kantle. Li hlaha liphoofolong tse se nang lesapo la mokokotlo kapa qalong ea kholo ea liphoofolo tse ling. Ke meetso ea khale ebile e bonolo e hokahaneng le tikoloho ka kotloloho. Sena se na le likotsi tse 'maloa, kaha li ka senyeha habonolo mme tsa thatafalletsa locomotion. Mohlala: urchin ea leoatleng le li-larvae tsa mefuta e meng ea amphibian li na le likhahla tse kantle.
- Li-gill tse ka hare. Li hlaha liphoofolong tse kholo tsa metsing. Li sirelelitsoe ka hanyane mekoting e li fang tšireletso. Mohlala: bony fish (tuna, cod, mackerel) li na le operculum (fin e sirelletsang maqhubu).
Mehlala ea liphoofolo tse phefumolohang ka likhahla
| Clam | Tuna | Axolotl |
| Cod | Catfish | Shrimp |
| Lekhala | Trout | Shaka |
| Piranha | Motsoako oa leoatle | Stingray |
| Lekhala la sekho | Tsie | Swordfish |
| Sturgeon | Shrimp | oyster |
| Silverside | Hippocampus | Squid |
| Octophase | Salamander | Slug ea leoatle |
| Tlhapinohana | 'Mutla oa leoatleng | Croaker |
| Saratintsí | Brunette | Mussel |
| Barracuda | Li-mollusk tsa metsing | Seboko se seholo sa tube |
| Carp | Tintorera | Seboko sa mollo |
| Mojarra | Cockle | Letsetse la metsi |
| Khofu ea metsi a hloekileng | Bona | Hake |
- Tsoela pele ka: Liphoofolo tse nang le phefumoloho ea mesifa
