Tethya aurantium is a ball-shaped sponge from 2 to 10 cm in diameter. It is yellow or pale orange. It is attached to rocks by means of its base and some extensions resembling roots. It has a single large oscule, generally at the top. Its surface is granulous with sometimes small round and spiny outgrowths. Its consistency is firm.
Tethya aurantium is recorded in the Atlantic Ocean, the English Channel, the North Sea and the Mediterrannean Sea.
Source : World Register of Marine Species
Biota (Monde)
Animalia (Règne)
Porifera (Embranchement)
Demospongiae (Classe)
Heteroscleromorpha (Sous-classe)
Tethyida (Ordre)
Tethyidae (Famille)
Tethya (Genre)
Tethya aurantium (Espèce)
Text :Wilfried Bay-Nouailhat © 2011 - 2026.
Photos : © Wilfried Bay-Nouailhat. Published with his kind permission.
Image satellite: © Esri, DigitalGlobe, GeoEye, Earthstar Geographics, CNES/Airbus DS, USDA, USGS, AeroGRID, IGN, and the GIS User Community.
Données de distribution : Tethya aurantium (Pallas, 1766) in GBIF Secretariat (2019). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2026-07-19.
Source : World Register of Marine Species
Biota (Monde)
Animalia (Règne)
Porifera (Embranchement)
Demospongiae (Classe)
Heteroscleromorpha (Sous-classe)
Tethyida (Ordre)
Tethyidae (Famille)
Tethya (Genre)
Tethya aurantium (Espèce)
Text : Wilfried Bay-Nouailhat © 2011 - 2026.
Photos : © Wilfried Bay-Nouailhat. Published with his kind permission.
Bay-Nouailhat W., october 2011, Description de Tethya aurantium, [En ligne] https://www.mer-littoral.org/uk/02/tethya-aurantium.php, consultée le 19 juillet 2026.
Author

Plongeur - Naturaliste
Photographe Sous-Marin
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