Reply To: Mysterious fry appear in tank with no adults! Welcome to the website! › Forums › Other Freshwater Fishes › Species Breeding › Mysterious fry appear in tank with no adults! › Reply To: Mysterious fry appear in tank with no adults! October 12, 2007 at 8:03 pm #12581 mummymonkeyParticipant Rainbowfish almost certainly. Praecox will breed all the time and hang their eggs on floating plants. The fry are very dark.
