Great Ramshorn Snail
Planorbarius corneus
This record describes Planorbarius corneus (species). Recorded family: Planorbidae.
Identification and Appearance
Diameter 30 mm. The shell coils in a flat spiral with a flared mouth. Albinos are common and these have a red, rather than black, body due to the blood showing through the skin. Inhabits small, still, weedy ponds and drains. These snails graze on algae by scraping rocks with a special tongue with embedded teeth called a radula. They lay their eggs in a protective mass of jelly on plants or any other underwater structure. Common in much of England, but fewer records from Wales and Scotland.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Family
- Planorbidae
- Genus
- Planorbarius
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
Inhabits small, still, weedy ponds and drains.
Seasonal Activity
All year round.
Diet and Behavior
Life History
These snails graze on algae by scraping rocks with a special tongue with embedded teeth called a radula. They lay their eggs in a protective mass of jelly on plants or any other underwater structure.
Additional species information
Recorded status
Common in much of England, but fewer records from Wales and Scotland.
Photos of Great Ramshorn Snail (9)
Frequently Asked Questions About Great Ramshorn Snail
What is Great Ramshorn Snail?
Great Ramshorn Snail (Planorbarius corneus) is a species in the family Planorbidae.
Where is Great Ramshorn Snail found?
Habitat: Inhabits small, still, weedy ponds and drains.
When is Great Ramshorn Snail active?
Great Ramshorn Snail: seasonal activity - All year round..
What is the life cycle of a Great Ramshorn Snail?
These snails graze on algae by scraping rocks with a special tongue with embedded teeth called a radula. They lay their eggs in a protective mass of jelly on plants or any other underwater structure.