Silver Dollar fish care-How to care silver dollar fish

How to care silver dollar fish

Silver dollar fish – so named because of their obvious resemblance to this shiny piece – are relatively easy to keep. In nature, these freshwater natives of South America live in dense vegetation, with slow tributaries. They KIN to another inhabitant of the South American River, piranha, but possess peaceful dispositions. Several related species are sold under the name of “silver dollar fish.” Metynnis Hypsauchen is silver with dark shoulders, while Metynnis argenteus is completely silver.


Silver Dollar fish care-How to care silver dollar fishMetynnis argenteus has a silvery body uniformly, strongly compressed on the sides, sometimes sports under optimum maintenance conditions a red coloration around the throat and fins. it can measure up to 14 cm long, its anal fin is tinged with orange with a black border. the neighboring species Metynnis lippincottianus has dark spots, while the species Metynnis schreitmuelleri has diffuse bands on the lateral flanks. There are well over a dozen species of silver dollar fish, all of which have a similar appearance (Metynnis argenteus, Myleus rubripinnis and Mylossoma aureum, Metynnis hypsauchen, Metynnis Lippincottianus), all species are regularly observed in the world. trade aquarist.


Shy and reserved, the silver dollar fish likes to hide among the tufts of plants, This fish develops excellent relations with its congeners and other species of the same size, but the fish Metynnis argenteus often becomes more aggressive towards the species too small.

Tank requirementsSilver Dollar fish care-How to care silver dollar fish

Because silver dollar fish mature at between 5 and 8 inches in length, they need a fairly large tank. the minimum tank size is 75 gallons, with a length of about 4 feet. Keep the water temperature between 75 to 82 degrees, with a pH under 7. Provide a hiding space for these very nervous fish – such as stones, statues or driftwood – as well as many edible plants for nibbling. With good care, your silver dollar fish could share your life up to 10 years.

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Mates Tank

Silver dollar fish usually get along with other community fish of similar size. Keep the silver dollar fish in groups ranging from three to six, but avoid putting significantly smaller fish in the fish tank with them. Chances are these little fish will end up as snacks. Because fish in silver dollars occupy the middle and upper parts of a tank, a great bottom the inhabitants should coexist very well with them. Larger catfish species make good company choices.

Feed Silver Dollar FishSilver Dollar fish care-How to care silver dollar fish

This fish feed prefers vegetable matter, but they will eat fish-based flakes or freeze-dried food. In the wild, they consume insects and worms as well as plant life. In addition to the herbivore-based commercial food fishery, give your money small pieces of fresh fish dollar fish, such as spinach or lettuce. They enjoy occasional treats, including live glass worms, bloodworms or brine shrimp, as well as seaweed slices. Give your fish several feeds of fish food every day.

Silver Dollar Fish Farm

Silver dollar fish often breed well in the home aquarium, if the water conditions are right. Males are a little smaller than females, with long reddish anal fins. For laying, the water temperature should be between 79 and 82 degrees, with a pH between 6 and 7. Slightly aged water is preferred. Put tufts of plants on the surface of the tank – spawning fish between them. The female lays her eggs on the plants, but they soon fall to the bottom of the tank and trap it within four days. After another week at 10 days, young fish swim freely.

Main diseases of fish silver dollar

Name of the disease:

Bacterial infections (general)


Bacterial Infections can be recognized by reddish patch on skin or fins (hemorrhage), whitish or yellowish patches on the skin (necrosis), Finland and tail rot, “white mouth”, fish behavior (abnormal swimming) (for example, swirling, “flickering”).


Bacterial Infections can be treated with anti-bacterial drugs like, Neomycin (Dose: 2-4 g / 100 l for 3 days, with a water change of 30-50% thereafter), Penicillin (Dose: 1, 5-2gm / 100L for 24h), Nitrofurazone (Dose: 250-500 mg / 100 l for 3 days, with at least 50% water change after treatment).

Nifurpirinol (Dose: 10-15 mg / 100 l for unlimited time or as directed), Furaltadone, sulfonamides or quinolones (Oxalic acid / Naladixic acid / Ciprofloxacin / Flumequine, Dose: 500 mg / L for 1 hour, 100-200 mg / 100L for 1-2 days mixed in food: 250-500 mg / 100 genetically modified food for 5-7 days); Tetracycline (Dose: LG / 100 3-4 for 2-3 days) may also be effective. Start treatment as soon as the first signs of the disease can be observed. In the first phase of the disease, the use of copper sulfate or a short-term bath with benzalkonium chloride or salt could be effective.

Name of the disease:

Fin rot (advanced stage)

Other names:

Tail Rot

Fish affected by fin rot:


Beginning with a white margin of fins, when all the fins are touched, the tail turns red.


Silver Dollar fish care-How to care silver dollar fishFor the treatment of fin rot, Phenoxyethanol, acriflavine, and antibiotics such as kanamycin and chloramphenicol (Chloromycetin) may be used. ozone treatment for 1 hour, repeated 3 to 4 times a day. The use of phenoxyethanol, acriflavine, and antibiotics like kanamycin.

This disease can also be treated with a wide variety of antimicrobial drugs. Such as tetracycline (Dose: LG / 100 3-4 for 2-3 days, change of water after treatment). Neomycin (dose: 2 -4 g / 100 l for 3 days, make a water change of 30-50% thereafter).

Nitrofurazone (Dose: 250-500 mg / 100 l for 3 days at least 50% of variation of the water after treatment). Nifurpirinol (Dose: 10-15 mg / 100 L for unlimited duration (or as directed)). Furaltadone or Quinols (Acid Oxalic / Naladixic Acid / Ciprofloxacin / Flumequine, Dose: 500 mg / L for 1 hour) hour, 100-200 mg / 100L for 1-2 days). Each drug depends on the type of bacteria that infect the fish. Seek advice from a veterinarian or your aquarium shop.

Russell Chowdhury

Hi, I am Russell Chowdhury; I am an entrepreneur, father, mentor and adventurer passionate about life. At this moment, I am working with depression and anxiety; here is my blogs how to recover from anxiety and how to fight with anxiety. I hope everyone will like my blogs.

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