What can I use as aquarium decorations? Can I use rocks or shells from the ocean?

[jojobo]

Will the salt in the shells be a problem--It's been in our house for a long time.

 

[robo-snickers]

Will the salt in the shells be a problem--It's been in our house for a long time.

I have things like muscle shells and barnacles in my freshwater tank. Tank has been up for over a year without a problem. I would boil it first tho

 

[venymae]

Rinse them out well, and as long as you aren't having pH issues, you should be fine.

 

[jojobo]

thanks so much. Such sweet relief!