Don't forget about the male gonads. On "Alone" the guy was eating fish sperm raw.
I tried it once will never eat it again.
If I ever were to try any it would be the bright red salmon eggs. They look tempting but have never taken the plunge.
We Bread or flour and pan fry. Not bad. Not great. Good food source though. Nearly as much egg in a jumbo as there is fillet.
All this advice coming from the refined palates of the Son's of Norway.