The common kinds of nets are cast nets, drift nets, seine nets, trawl nets etc.
A good fishfinder will help dad find fish.Fishing in the deep ocean is a lot different than sitting on the bank of a lake.The bags also have a strap on them so dad can throw the strap around his shoulder for easy carrying.Most charters offer a fish guarantee, and will share their knowledge with everyone on board.
All you really have to do then is practice some of the techniques to help you lure in game better as well as keep them hooked.