Upside Down Catfish -Mystus is native to Myanmar and is also known as the Asian Upside Down Catfish. An interesting oddball which mostly swims upside-down! Feels more secure if it has some hiding places such as plant matter or driftwood. Prefers to swim in mid-water rather than near the substrate. Best kept in small groups with other peaceful types. These freshwater fish spend most of their time swimming upside down!
The minimum tank size for Mystus Upside Down Catfish should be at least 400L. These fish grow up to 30cm. However, if you want to set up a community tank, you have to increase the tank size.
Suitable aquariums to consider:
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Mystus Upside Down Catfish are good community fish for medium to large species. They are territorial towards their own kind so are best kept as a single fish in the aquarium, or in a very large aquarium with plenty of space for territories to form. It will snack on small fish.
Some great tank mates include:
Algae wafers, flake and sinking pellets are a great to feed them every day. This food will ensure that they’re getting their essential nutrients. Live blackworms, frozen bloodworms, Brine shrimp and Daphnia are all great additions to supplement the diet.
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Water quality is vital, so an excellent filter is essential. As they grow large, they can be heavy waste producers. An appropriately sized canister filter is a good choice as you can pack in with biological media. Make sure the filter suits for the tank size.
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This catfish also typically prefers a relatively strong current. This can be achieved by using powerheads or a spray bar water return attachment on a high capacity canister filter. Increasing water agitation enhances water oxygenation in the aquarium too.
Mystus Upside Down Catfish enjoy temperatures between 23 - 27° C. Aquarium heaters not only heat the water to the desired temperature, but they stabilize the temperature and ensure consistency. A thermometer is recommended to monitor the water temperature.
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To mimic their natural habitat, we recommend to add some aquatic plants to your aquarium. Aquarium plants will also uptake nitrates as fertilizer, assisting the removal of nitrates in the aquarium. Mystus Upside Down Catfish can be sensitive to nitrates.
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Some decorations that creature caves and structure to hide amongst is essential, however this species does not have specific requirements. Just ensure caves are large enough to accommodate this large growing catfish.
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Mystus Upside Down Catfish enjoy a more shaded environment with dimly lit lights. This can be achieved with LED lighting that is adjustable, or with regular lighting and floating plants that create shade.
Mystus Upside Down Catfish swim at all levels of the aquarium, although prefers the middle water column.. Aquarium sand, and gravels of all grades are suitable for this species.
A variety of Substrates are available at Coburg Aquarium.
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