Before giving birth, a pregnant mollie begins swimming and hiding among the aquarium plants and rubbing her enlarged belly on the leaves. She also develops a dark spot near her anal fin. The gestation period for mollies is 28 days.Continue Reading
Because most livebearers will eat the baby fish, or fry, remove the mollie from the main tank and place her in a breeding tank. The new aquarium needs a filtration system and heater. Allow the plants to float at the top of the tank and do not add gravel.
As soon as the mollie finishes giving birth, remove her from the aquarium. Otherwise, she will eat the fry.Learn more about Fish
Most fish that give birth to live young have a gestation period of about 28 days. However, some species, such as goodeids, gestate for 50 days or longer.Full Answer >
Common carp eat insects, aquatic worms, earthworms, snails, crayfish, rotifers, mussels, water plants, algae, dead plant parts and fish eggs. They skim the bottoms of bodies of water, sucking in food and mud then spitting out what they don't consume. The uprooting of plants and fish egg consumption harm other fish populations.Full Answer >
To clean a fish tank, unplug the heater, switch off the pump, disconnect the filter, and remove any artificial plants or decorations before vacuuming the gravel and replacing the water. Separately clean the filter, artificial plants and decorations in a tub or sink before replacing them.Full Answer >
While goldfish will eat crustaceans, insects, plants and smaller fish in the wild, those that are kept as household pets most often eat commercially made goldfish food. This can be safely supplemented with shelled peas, cooked vegetables, brine shrimp and blood worms.Full Answer >