Berlin filters have been used for years in reef tank systems. This filtration system is most popular with reef tank purists, but its simplicity and low cost makes it a winner for beginners and experts alike.
Forums: Will LR die if it gets too cold? I had the LR shipped to me and it got quite cold during shipping. Could it be dead?


Comments
Thank you for this article, it was very interesting and useful
Sincerely,
John
Love your articles. Would like to put a Goby in my tank for glass clean and sand sifting in shallow sand bed but have been told they will cover everything in sand completely that is sitting on the sand bed .