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Light-bulb tunicate (Clavelina lepadiformis)

Photo of Light-bulb tunicate (Clavelina lepadiformis)

Key facts

Scientific name
Clavelina lepadiformis
Common name
Light-bulb tunicate
Category
Tunicates
Family
Clavelinidae
Genus
Clavelina
Size
1–3 cm
Depth
0–50 m
IUCN status
Least concern (LC)
Danger level
Harmless
Habitats
rocky-reef
Behaviours
benthic, colonial
Ocean zones
Asian Pacific, East Atlantic, Macaronesia, Mediterranean

Description

Clavelina lepadiformis reaches 3 cm per zooid. Small colonial ascidian (Clavelinidae) Mediterranean and East Atlantic with body in individual transparent tubes erect in clusters, each zooid with two characteristic white-yellow to orange longitudinal lines on transparent body evoking classic light bulb (hence the name), funnel siphons at top. Lives from 0 to 50 m on rocks, wrecks and hard substrates. Colonial filter feeder. Classic Mediterranean and East Atlantic rocky reef macro dive photo subject, very photogenic in backlight.

Photo of Light-bulb tunicate

Photo of Light-bulb tunicate (Clavelina lepadiformis)Photo of Light-bulb tunicate (Clavelina lepadiformis)Photo of Light-bulb tunicate (Clavelina lepadiformis)

Frequently asked questions

How big is the Light-bulb tunicate?
Light-bulb tunicate (Clavelina lepadiformis) reaches 1–3 cm in length.
At what depth can you find the Light-bulb tunicate?
Light-bulb tunicate is found between 0–50 m deep.
Is the Light-bulb tunicate dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Light-bulb tunicate?
IUCN status: Least concern (LC).
Where can you find the Light-bulb tunicate?
Found in: Asian Pacific, East Atlantic, Macaronesia, Mediterranean.

Other species in the genus Clavelina

  • Clavelina dellavallei - Purple clavelina

Sources

  • Taxonomy: WoRMS (AphiaID 103552)
  • Photos: iNaturalist (CC BY-NC)
  • Distribution: GBIF (taxonKey 2330198)
  • Conservation: IUCN Red List
  • Encyclopedia: Wikipedia