I saw Jan's article in Flylife. It was a good read.
That fly looks like a killer. Do you fish the gummy with no retrieve? Did they take it under the surface or was it like fishing a popper real slow?
Looks like it would make a great longtail tuna fly for Oz when the fish are on small bait. Will have to tie some up for my next trip there.
While down in Ascension recently I had several bones chasing and eating very light flies stripped fast making a wake in the surface film. First time I had seen that
Look forward to hearing how you get on.