Molluscs in Ohio

Frequently Asked Questions

What are the 10 most common molluscs in Ohio?

The 10 most common molluscs in Ohio are:

1. Asian Clam (Corbicula fluminea)
2. Leopard Slug (Limax maximus)
3. Fatmucket (Lampsilis siliquoidea)
4. Giant Floater (Pyganodon grandis)
5. Brown-lipped Snail (Cepaea nemoralis)
6. Chinese Mystery Snail (Margarya chinensis)
7. Pink Heelsplitter (Potamilus alatus)
8. Western Dusky Slug (Arion subfuscus)
9. Three-ridge Mussel (Amblema plicata)
10. Zebra Mussel (Dreissena polymorpha)

What is the most observed mollusc in Ohio?

The most observed mollusc in Ohio is Asian Clam (Corbicula fluminea), with 1,047 recorded observations.

What are the most common invasive molluscs in Ohio?

Some of the most commonly observed invasive molluscs in Ohio include:

1. Asian Clam (Corbicula fluminea)
2. Leopard Slug (Limax maximus)
3. Brown-lipped Snail (Cepaea nemoralis)
4. Western Dusky Slug (Arion subfuscus)
5. Zebra Mussel (Dreissena polymorpha)

What are the most common native molluscs in Ohio?

Some of the most commonly observed native molluscs in Ohio include:

1. Glossy Pillar (Cochlicopa lubrica)