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Lamarck's spirograph (Spirobranchus lamarcki)

Photo of Lamarck's spirograph (Spirobranchus lamarcki)

Key facts

Scientific name
Spirobranchus lamarcki
Common name
Lamarck's spirograph
Category
Worms
Family
Serpulidae
Genus
Spirobranchus
Size
2–4 cm
Depth
0–20 m
IUCN status
Least concern (LC)
Danger level
Harmless
Habitats
rocky-reef
Behaviours
benthic, solitary
Ocean zones
East Atlantic, Mediterranean

Description

Spirobranchus lamarcki reaches 4 cm (crown 2 cm). Small serpulid polychaete worm (Serpulidae) Mediterranean and temperate East Atlantic with body hidden in white calcareous tube fixed on rocks, projecting two fan-spiraled crowns with varied vivid colors (orange, red, purple, white, yellow, sometimes variegated), characteristic operculum with spines allowing identification. Lives from 0 to 20 m on rocky reefs and intertidal blocks. Smaller and more discreet than S. giganteus, but sometimes forming dense populations. Mediterranean-East Atlantic macro dive photo subject.

Photo of Lamarck's spirograph

Photo of Lamarck's spirograph (Spirobranchus lamarcki)Photo of Lamarck's spirograph (Spirobranchus lamarcki)Photo of Lamarck's spirograph (Spirobranchus lamarcki)

Frequently asked questions

How big is the Lamarck's spirograph?
Lamarck's spirograph (Spirobranchus lamarcki) reaches 2–4 cm in length.
At what depth can you find the Lamarck's spirograph?
Lamarck's spirograph is found between 0–20 m deep.
Is the Lamarck's spirograph dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Lamarck's spirograph?
IUCN status: Least concern (LC).
Where can you find the Lamarck's spirograph?
Found in: East Atlantic, Mediterranean.

Other species in the genus Spirobranchus

  • Spirobranchus triqueter - European fanworm
  • Spirobranchus giganteus - Christmas tree worm

Other species in the family Serpulidae

  • Filograna implexa - Filigree tubeworm
  • Protula tubularia - Pink fanworm
  • Salmacina dysteri - Cluster tubeworm
  • Serpula vermicularis - Calcareous tubeworm

Sources

  • Taxonomy: WoRMS (AphiaID 560033)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 5959024)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia