King Ragworm (Alitta virens) — A segmented king ragworm lies on a shallow-water substrate.
Creator: [Георгий Виноградов (Georgy Vinogradov)](https://www.inaturalist.org/users/1434599), [iNaturalist observation](https://www.inaturalist.org/observations/87828874), [Wikimedia Commons file](https://commons.wikimedia.org/wiki/File:Alitta_virens_144850830.jpg), CC BY 4.0. Licence: [CC BY 4.0 deed](https://creativecommons.org/licenses/by/4.0/deed.en).
Licence: CC BY 4.0
View image sourceSpecies record
King Ragworm
Alitta virens
Explore the King Ragworm (Alitta virens) species record in The Ark Is Earth, including classification, habitat, distribution, conservation information, and sources.
Summary
The king ragworm is a large bristle worm of northern Atlantic waters. It burrows in sheltered muddy and sandy intertidal areas and estuaries, feeding on material in the sediment and using mucus nets to collect suspended food. It can grow to about 32 centimetres long.
Classification in this archive
- Kingdom: Animals
- Phylum: Segmented worms
- Class: Bristle worms
- Order: Phyllodocida
- Family: Nereididae
- Genus: Alitta
Habitat and distribution
Selected documented locations — not a complete species range.
- Habitat
- sheltered muddy intertidal flats, sandy intertidal areas, estuaries
- Selected regions
- Europe, North America
Conservation status
Conservation status not recorded.
Demonstration note
- King Ragworms can grow to about 32 centimetres long.
- They catch food from the water using mucus nets.
More images
King Ragworm (Alitta virens) — A king ragworm with many bristles along its segmented body.
Creator: [Klaus Kevin Kristensen](https://www.inaturalist.org/users/1226547), [iNaturalist observation](https://www.inaturalist.org/observations/109027251), [Wikimedia Commons file](https://commons.wikimedia.org/wiki/File:Alitta_virens_183680100.jpg), CC BY 4.0. Licence: [CC BY 4.0 deed](https://creativecommons.org/licenses/by/4.0/deed.en).
Licence: CC BY 4.0
View image sourceSources and attribution
Distribution
SeaLifeBase — Alitta virensAccessed 2026-10-01
General
Fletcher et al. — King Ragworm size and feeding (2023)Accessed 2026-10-14
Identification
World Register of Marine Species — Alitta virensAccessed 2026-10-01
Summary
Fletcher et al. — The genome sequence of the King Ragworm, Alitta virens (2023)Accessed 2026-10-01