10 Live Ramshorn Snails by Dylfinds for Freshwater Aquarium/Pond Colony Start Clean-up Crew Planorbella Duryi (Variety Mix)Brand: Generic Color: Variety Mix Features: Hatched and raised in USA Small Business that grew from the love of fishkeeping Snails are great at consuming brown and green algae, fish food, and fish waste creating balance in your aquarium and reducing maintenance Snails only eat decaying plants, will not eat healthy plants in your planted aquarium Are adaptable to different pH levels, but optimal between 7 and 8 for clear shell development Raised eating