the poo should be the colour of the food given to the fish, as long as this is happening then dont worry. if its clear/white then it can be sign of internal problems.What should normal fish poop be like? Is long poop bad?
i wouldnt worry too much about thatIt seems to be about the color of the food just rather long/large for the size fish
sometimes my fish poo is as long as the fish espacially with platys....