News Poll: Glass or Acrylic? We were just wondering for no particular reason: which substrate for your tank do you prefer? [poll id=”2″] See also pTank pico tanks are tiny flat-packed aquariums you build yourself Ryan Gripp Ryan Gripp founded Reef Builders in 2006. He writes about technology, industry and other associated news relating to saltwater fish tanks. He went to Depaul University and has been keeping reef tanks for over 15 years. Share This Previous Article Georgia Aquarium gets new sand tiger sharks Next Article Nano Mag will make algae run and hide Nov 7, 2008