Hello from Batesville Arkansas. I have about 200 gallons of fish aquariums. also have a wide range of fish in them they range from dalmatian moleys to violet gobies. also have a few betta fish am trying to get them to spawn not much luck there yet would love tips on that .also have a question about silver dollar tetras.. i have three silver dollars two are acting as if they are spawning but never see any eggs or any babies the pair appear to be the same sex but me being new to silver dollars i have no idea.