Molluscs in District of Columbia

Frequently Asked Questions

What are the 10 most common molluscs in District of Columbia?

The 10 most common molluscs in District of Columbia are:

1. Leopard Slug (Limax maximus)
2. Asian Clam (Corbicula fluminea)
3. Eastern Pondmussel (Sagittunio nasutus)
4. Chinese Mystery Snail (Margarya chinensis)
5. Eastern Elliptio (Elliptio complanata)
6. Eastern Floater (Pyganodon cataracta)
7. Milky Slug (Deroceras reticulatum)
8. Paper Pondshell (Utterbackia imbecillis)
9. Tidewater Mucket (Atlanticoncha ochracea)
10. Alewife Floater (Utterbackiana implicata)

What is the most observed mollusc in District of Columbia?

The most observed mollusc in District of Columbia is Leopard Slug (Limax maximus), with 274 recorded observations.

What are the most common invasive molluscs in District of Columbia?

Some of the most commonly observed invasive molluscs in District of Columbia include:

1. Budapest Slug (Tandonia budapestensis)
2. Pinhead Spot Snail (Paralaoma servilis)

What are the most common native molluscs in District of Columbia?

Some of the most commonly observed native molluscs in District of Columbia include:

1. Compound Coil (Helicodiscus parallelus)
2. Coastal Plain Disk (Anguispira fergusoni)
3. Atlantic Threetooth (Triodopsis juxtidens)