Golden Mystery Snail - 1/2"-2" - Algae Eater for Aquariums Description Gold Mystery Snails are excellent scavengers for your freshwater aquarium or pond. Currently these snails are between .5" - 1" in dia. They will get slightly larger than a golf ball. Features: Product Details: Is Discontinued By Manufacturer ‏ : ‎ No Date First Available ‏ : ‎ June 3, 2016 Manufacturer ‏ : ‎ Happy Snails Customer Reviews: 3.9 3.9 out of 5 stars 788 ratings