Can guppies get worms

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A particularly well studied host-parasite system is the guppy (Poecilia reticulata) and its infectious parasite, Gyrodactylus turnbulli. Guppies are small tropical fish and an important ecological and evolutionary model. Oct 11, 2010 (source)
Anthelmintic medications such as fenbendazole and levamisole can rid your tank of these notorious invaders. These medications paralyze the worms, sometimes killing them, so infected fish can expel them into the tank. Jan 19, 2022 (source)
Light infections of Camallanus worms are difficult to detect. Serious infections can be indicated by the presence of red, thread-like worms emerging from the anus of the aquarium fish. … Other symptoms of Camallanus worms in aquarium fish include: Abdominal bloating. Wasting. Disinterest in food. Jan 1, 2017 (source)
Affected fish are usually (but not always) covered with white spot-like cysts on their flanks and fins, and also exhibit such symptoms as heavy breathing, lethargy and clamped fins. (source)
So even if they eat everything you put in the tank, any food their body doesn’t use immediately, just passes through as waste. Excess fish waste is a great food source for detritus worms, and before you know it, a few worms turns into hundreds or thousands. Cutting down on excess food helps starve out worms. Jun 22, 2021 (source)
Clean the aquarium and remove any chemical filtration and UV sterilizers. Dose 1 packet of Expel-P per 10 gallons of water. After 24 hours, do a 25% water change, making sure to vacuum the substrate with an aquarium siphon to remove any paralyzed worms. (source)
Earthworms are hardy and are known to survive in harsh conditions. If you place them in a tank, they can survive. But you really should NOT keep them in your aquariums. On the surface, this idea can seem like one that has some merit behind it, but it isn’t a good idea. (source)
Camallanus Internal Worm Camallanus is one of the most commonly found parasites in guppies. This parasite can reach up to 0.8 inches in length and is sticking out from the anus of the fish. It is easy to distinguish from wish waste because the Camallanus has a brown or orange color and has a movement similar to worms. (source)
Poor Water Quality. Poor water quality can occasionally lead to a guppy having white stringy poop. An ammonia spike or high levels of nitrates in the water can have a major effect on your guppies health. White stringy poop from your guppy could be a sign something is wrong with your aquarium water. (source)
White spot disease is a very common problem in freshwater aquarium fish. The disease is caused by the ciliate protozoan Ichthyophthirius multifiliis, commonly called ich or ick. Fish infected with ich typically develop small, blister-like, raised lesions (white spots) on the skin and/or fins. (source)
A common way of introducing freshwater worms to a fish tank is through new aquatic plants, substrates, or decor. Overfeeding your fish or shrimp and not doing regular tank maintenance will provide enough leftover food for the worms to feed on. Apr 22, 2021 (source)
Detritus worms are thin, pointy, and a white-brown color. You’ll see them in the sand or pebbles of your tank. This particular type of worm eats decomposing fish and plant waste and will not harm your fish. In fact, they are very common in aquariums. Jul 2, 2021 (source)
Aquarium Fish Tropical fish can be infested by a variety of parasites, and getting an exact diagnosis can sometimes be a bit of a challenge. Intestinal worms can be divided into 2 main groups, roundworms and tapeworms. (source)