Groundfish that we've experimented with so far...

Asia:
Marble goby (Oxyeleotris marmorata) - also known as "soon hock"
Oriental sole (Brachirus orientalis)
Indian halibut (Psettodes erumei)

Europe:
Witch flounder (Glyptocephalus cynoglossus)
Lemon sole (Microstomus kitt)
Common sole (Solea solea) - also known as "dover sole"
Turbot (Scophthalmus maximus)
Brill (Scophthalmus rhombus)
European plaice (Pleuronectes platessa)
Angler (Lophius piscatorius) - also known as "monkfish"

Australasia:
Pink cusk-eel (Genypterus blacodes)
Giant stargazer (Kathetostoma giganteum)
Southern lemon sole (Pelotretis flavilatus)
New Zealand turbot (Colistium nudipinnis)
Red rock cod (Scorpaena papillosa)
Blue cod (Parapercis colias)
Bluefin gurnard (Chelidonichthys kumu)
New Zealand smooth skate (Dipturus innominatus)