Molluscs › Roundback Slugs
Black Slug
Arion ater
52,265 observations in the source records
28 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
What the records say
- 52,265 observations are recorded in the imported source snapshot. Observation source
Easily confused with
Spanish SlugArion vulgaris
Ash-black SlugLimax cinereoniger
Pacific Banana SlugAriolimax columbianus
Western Dusky SlugArion subfuscus
Leopard SlugLimax maximus
Garden ArionArion hortensis
Greenhouse SlugMilax gagates
Meadow SlugDeroceras laeve
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 26,312 |
|---|---|
| Canada | 8,616 |
| British Columbia | 8,047 |
| Washington | 6,005 |
| Oregon | 1,726 |
| United Kingdom | 916 |
| Germany | 663 |
| Portugal | 588 |
| England | 569 |
| Spain | 472 |
Counts show where people looked, not only where it lives.
Traits
Physical
- Shell-bearingProtected by a hard shellFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Molluscs · Mollusca |
| Class | Gastropods · Gastropoda |
| Order | Common Land Snails and Slugs · Stylommatophora |
| Family | Roundback Slugs · Arionidae |
| Genus | Arion Slugs · Arion |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Black Slug with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.