Image of Jack sail-by-the-wind

Description:

Possibly this as I found a blue button as well as the violet sea snail, so this may be part of the blue fleet. Having said that, I don't think it is as it did dswim for a while, but I do not know anything else this colour aprt from the blue bottle which I know it isn't. I know, shocking photos, but I put them up in the lope that something will help someone ID it :) The location name is not accurate - Reason