Ramshorn snail
Planorbella duryi
Planorbidae
Planorbella duryi
Planorbidae
Seen in the wild in Antigua & Barbuda, Brazil, Caribbean Netherlands, Netherlands, Portugal, Réunion, South Africa, Spain, and 4 more countries.
Planorbella duryi, common name the Seminole rams-horn, is a species of air-breathing freshwater snail, a pulmonate gastropod mollusk in the family Planorbidae, the ram's horn snails. The species is endemic to Florida and is found frequently in home aquariums.
Where the little snails come from, why lots of snails often means too much food, and how to bring their numbers down without poison.
Soft, acidic water, subdued light, sand, roots and fallen leaves: how to set up a biotope aquarium from the Amazon and the rivers around it.
Hard, alkaline water, sand and rock: an aquarium from the rivers and lakes of Mexico and Central America, with cichlids and livebearers.
Two completely different aquariums: forest rivers with soft, brown water, roots and leaves, and Rift Valley lake cichlids in hard, alkaline water with big rock piles.