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Aplidium elegans |
Distribution |

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Sea-strawberry |
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Elegante Seescheide |
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Elegans koloniezakpijp |
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Fraise de mer |
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Fragola di mare |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered in clusters of indefinite shape
The species can be found between 5 and 20 Meters
Rare species.
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General characteristics of the species |
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Size of the colony : 5 cm
Colonial species : the individuals share their vascular system and or the same exhaling siphon
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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The species can be confused with other species of similar appearance! |
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Ciona intestinalis |
Distribution |

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Yellow sea-squirt |
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Gelbe Seescheide |
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Doorzichtige zakpijp |
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Cione |
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Ascidia amarilla |
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Ascidia lunga |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The tunicate is found isolated
The species can be found between 1 and 1000 Meters
Rare species.
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General behaviour of the species |
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The animal retracts or curls up if it is disturbed
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General characteristics of the species |
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Size of the individual : 20 cm
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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The species can be confused with other species of similar appearance! |
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Clavelina lepadiformis |
Distribution |

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Transparent seasquirt |
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Durchscheinende Seescheide |
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Doorzichtige zakpijp |
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Grande claveline |
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Clavelina |
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Clavelina |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered to form a bouquet
The species can be found between 1 and 50 Meters
Uncommon Species
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General characteristics of the species |
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Size of the individual : 3 cm
Size of the colony : 20 cm
Colonial species : the individuals share their vascular system and or the same exhaling siphon
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Relationship with humans |
The species can be eaten but is of no particular culinary interest
The species is exploited in the following sector(s) :
- Aquarium enthusiasts.
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The species can be confused with other species of similar appearance! |
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Clavelina dellavallei |
Distribution |

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Bluestriped light bulb tunicate |
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Durchscheinende Seescheide |
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Glaszakpijp |
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Claveline bleutée |
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Clavelina |
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Ascidia trasparente |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered in clusters of indefinite shape
The species can be found between 1 and 90 Meters
Uncommon Species
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General characteristics of the species |
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Size of the individual : 6 cm
Size of the colony : 30 cm
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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The species can be confused with other species of similar appearance! |
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Clavelina nana |
Distribution |

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Midget seasquirt |
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Kleine Keulenseescheiden |
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Dwergzakpijp |
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Claveline naine |
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Clavelina enana |
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Clavelina nana |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered to form a bouquet
The species can be found between 1 and 40 Meters
Rare species.
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General characteristics of the species |
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Size of the individual : 1 cm
The animal can show variable colouring
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Relationship with humans |
The species can be eaten but is of no particular culinary interest
The species is exploited in the following sector(s) :
- Aquarium enthusiasts.
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The species can be confused with other species of similar appearance! |
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Diazona violacea |
Distribution |

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football ascidian |
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Koloniebildende Seescheide |
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Diazona |
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Diazone |
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Diazona |
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Diazona |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered to form a bouquet
The species can be found between 15 and 200 Meters
Uncommon Species
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General characteristics of the species |
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Size of the individual : 5 cm
Size of the colony : 40 cm
The animal can show variable colouring
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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The species can be confused with other species of similar appearance! |
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Didemnum sp |
Distribution |

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Didemnum |
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Riffseescheide |
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Didemnum |
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Synascidie encroûtante |
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Didemnum |
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Didemnum |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The colony of individuals forms a crust on the substrate
The species can be found between 1 and 40 Meters
Uncommon Species
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General characteristics of the species |
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Size of the colony : 15 cm
The animal can show variable colouring
Colonial species : the individuals share their vascular system and or the same exhaling siphon
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Relationship with humans |
The species can be eaten but is of no particular culinary interest
The species is exploited in the following sector(s) :
- Chemistry/pharmacy.
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The species can be confused with other species of similar appearance! |
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Halocynthia papillosa |
Distribution |

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Red seasquirt |
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Rote Seescheide |
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Rode zakpijp |
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Ascidie rouge |
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Ascidia rojo |
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Ascidia rossa |
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The temperate Atlantic The Mediterranean |
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Surrounding and environment |
The species is generally found on the reef
The tunicate is found isolated
The species can be found between 0 and 100 Meters
Very common species.
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General behaviour of the species |
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The animal retracts or curls up if it is disturbed
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General characteristics of the species |
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Size of the individual : 20 cm
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Relationship with humans |
The species can be eaten but is of no particular culinary interest
The species is exploited in the following sector(s) :
- Aquarium enthusiasts.
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Microcosmus sabatieri |
Distribution |

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Violets |
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Eßbare Seescheide |
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Begroeide zakpijp |
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Violet |
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Patatas de mar |
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Limone di mare |
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The Mediterranean |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered in clusters of indefinite shape
The species can be found between 5 and 200 Meters
Common species.
Endemic species.
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General behaviour of the species |
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The animal retracts or curls up if it is disturbed
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General characteristics of the species |
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Size of the individual : 25 cm
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Relationship with humans |
The species is in great demand and highly appreciated
The species is exploited in the following sector(s) :
- Fishing or commercial aquiculture for food.
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The species can be confused with other species of similar appearance! |
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Polyandrocarpa tumida |
Distribution |

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Mottled social tunicate |
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Flecken-Kolonieseescheide |
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Gevlekte kolonievormende zakpijp |
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Ascidie coloniale tachetée |
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Ascidia colonial moteada |
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The tropical Atlantic |
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Surrounding and environment |
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The species is generally found on the reef
The individuals are gathered in clusters of indefinite shape
The species can be found between 8 and 25 Meters
Uncommon Species
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General characteristics of the species |
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Size of the individual : 1.5 cm
Colonial species : the individuals share their vascular system and or the same exhaling siphon
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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The species can be confused with other species of similar appearance! |
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Polycarpa spongiabilis |
Distribution |

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Giant tunicate |
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Riesenseescheide |
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Reuzenzakpijp |
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Ascidie géante |
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Ascidia gigante |
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The tropical Atlantic |
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Surrounding and environment |
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The species is generally found on the reef
The tunicate is found isolated
The species can be found between 8 and 35 Meters
Uncommon Species
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General behaviour of the species |
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The animal retracts or curls up if it is disturbed
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General characteristics of the species |
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Size of the individual : 11 cm
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Relationship with humans |
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The species can be eaten but is of no particular culinary interest
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