
Community identification
Freshwater Limpet
Ferrissia californica
- Order & Family
- Hygrophila, Planorbidae
- Size
- 2mm to 5mm
Natural Habitat
Freshwater environments such as ponds, streams, and home aquariums, often attached to glass, rocks, or plants.
Diet & Feeding
Algae and biofilms; they graze on microscopic organic matter and diatom growth.
Behavior Patterns
Hermaphroditic; they move very slowly across surfaces using a muscular foot and can reproduce rapidly under high-nutrient conditions.
Risks & Benefits
Harmless to humans and pets; they benefit ecosystems by controlling algae growth, though they are often considered pests in aquariums due to their fast reproduction.