Hi, I have some problem with the identification of these Tunicates?
The first 1 is a strange Thaliacea, maybe Cyclosalpa or Helicosalpa
2 is a colonial Ascidian found in shallow water
3 is an ascidian, maybe Pyura?
4, 5, 6, 7 and 8 are other Ascidians.
Thank you very much for your help