Do fish drink water?
3 posts
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ChristinaBug2890 - Posts: 299
- Joined: Fri Oct 05, 2007 5:15 pm
Do fish drink water?
Serious question...do fish drink the water they swim in? I'v seem them poo but do they pee?
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texasfishlover7598 - Posts: 19
- Joined: Sun Nov 09, 2008 10:27 pm
fish tecnicaly dont drink water its absorbed threw there skin then filtered out by the kidneys then passed so fish dont drink but they do pee
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a1k8t31524 - Posts: 939
- Joined: Sat May 26, 2007 5:10 am
frwsh water use osmosis to get the water that they need, like texas said when the absorb it througt their skin, but marine fish do drink beacuse they do not uses osmosis, has to do with the spacific gravity of the saly water i believe