Today, the plant is even sold in pet stores for use as a decoration in fish tanks with little or no indication of its invasive nature. (treehugger.com)
We placed the phone in our foot - tall fish tank for a half an hour, and it kept ticking. (tomsguide.com)
There can be small differences in the dimensions of fish tanks, even if its size is 10 gallons. (choosehamstercages.com)