What are these things ...

hello

I have filmed these things last year in mediterranean cost of Turkey

I have been diving the place for years and that was the only time i noticef these things

Any idea of what they can be

Thanks a iot

look like words to me :-) maybe include a picture or video ?

look like words to me :-) maybe include a picture or video ?

hello

sorry i just managed to load the video

thanks

I think some kind of Polyp or Hydra

https://en.wikibooks.org/wiki/General_Biology/Classification_of_Living_Things/Eukaryotes/Animals/Phyla#Phylum_Cnidaria

thanks a lot