Assuming your tank is properly cycled, and your parameters are all good just give them time to adjust. Also it's sometimes best to check them in the store. This way you can choose the ones who are eating. Assuming your clowns are healthy there probably just settleing in. Try some frozen mysis, and sometimes TR
clowns are adjusted to flake, if you haven't tried it already. Good luck, and don't worry im sure they'll come around.