Electron microscope photographs of Watersipora subatra colonies from Toulon, Marseilles, and Brest (A–C), their orifices with more detail (D–F) as well as their intra-zooidal septula, orifice margin and condyles (G–I) of the three sampled areas (columns) (Nicolas Gayet).

 
 
  Part of: Gauff RPM, Bouchoucha M, Curd A, Droual G, Evrard J, Gayet N, Nunes F (2023) First joint morphological and molecular detection of Watersipora subatra in the Mediterranean Sea presented in an updated genus phylogeny to resolve taxonomic confusion. Aquatic Invasions 18(3): 295-312. https://doi.org/10.3391/ai.2023.18.3.108128