The name upside-down catfish is most commonly used by aquarists to refer to the mochokid catfish Synodontis nigriventris alternately known to ichthyologists as the blotched upside-down catfish or false upside-down catfish. A floating plant cover will help them feel secure. Pull down on the tail gently to arch the fishes spine and the pelvic fins will stand and the furrow open to display the genital pore and the anus of the fish. False Upside Down Catfish: Synodontis nigrita: Size 220mm or 8. Read more View. , Narmer is said to have led Upper Egypt in its conquest of Lower Egypt, thereby uniting the land and founding Egypt’s 1st dynasty. Scientific Name: Synodontis alberti; Common names: Alberti catfish, bigeye squeaker, Albert’s Synodontis; Minimum Tank Size: 30 gallon; Adult Size: 6-8 inches;A complete alphabetical listing of all the fish species in the world would have at least 30,000 items, and those are just the official saltwater and tropical fish names. The fish grows to an average length of 4. The upside-down catfish's name refers to this fish's ability to swim upside-down. I also add other food to the tank (Tetra Prima; algae wafer, pleco wafer etc. This catfish is usually around 3 to 4 inches long and can be brown, black, or yellow. (False Upside Down Catfish) (Lace Catfish) Blackspotted squeaker: Blotched upsidedown catfish: Brichard's synodontis* Cameroon synodontis** Clown squeaker: Common cuckoo catfish:. Recommended Tank Size and Temperament: The upside down catfish need a tank size of at least 10 gallons. The false julii cory catfish can be distinguished from true julii because it has a darker and more irregular maze like pattern of black stripes on a white or silvery body. These are the ideal water parameters for cory catfish: Temperature: 72-78° F (22-25° C) pH: 7. Upside-down catfish - Synodontis nigriventris; One spot squeaker - Synodontis notatus; Ocellated. The Mochokidae are a family of catfishes ( order Siluriformes) that are known as the squeakers and upside-down catfish (although not all species swim upside-down). How Big Do False Upside-down Catfish Get? May 9, 2023; How big do synodontis catfish grow? synodontis petricola, also known as the pygmy leopard catfish, is a catfish… F Fishing Tips. I started off with 3 neon tetras and 2 upside down catfish in a used 10gallon. Swim bladder disease is when a fish loses its ability to regulate the air going in and out of its swim bladder. 008. Synodontis nigriventris - Upside-Down Catfish : May 2020. As their name implies, Upside Down Catfish are upside down; at least, they are sometimes. Heat or cold packs will be included as needed at no extra cost. Pseudomystus, false bumblebee catfish, South American bumblebee: Scientific Name : Microglanis iheringi : Average Adult Size: 3 inches: Lifespan : 4. What do u reckon they are. The Burmese or Asian Upside Down Catfish is a unique, medium-growing species of Bagrid found in the rivers of Myanmar in Southeast Asia. 1. The river, along with Lake Chad, is home to more than 100 species of fish that are native to the region. There are several species called upside catfish, but they are all nocturnal hunters. 1) This area is used for working out your fish tank stocking levels, and saving details. 102. Hardness: 5-20°H To search for high quality aquarium heaters, click here. Native Range: Central Africa Max. Synodontis nigrita - False Upside-Down Catfish Feb. 0 – 7. 30 gal hosp/quart,1 baby bristlenose. These fish tend to be shy when first introduced to a new environment, but once adapted. #1. membranaceus. Eziokwu na-atọ ụtọ gbasara Catfish Upside-down. You can easily pair an Upside Down Catfish with other fish of a similar size. Mochokiella. Upside Down Catfish False Cuckoo Catfish Available In-Store Only Browse online and buy in-store. The upside down catfish Synodontis nigriventris (Mochokidae, Siluriformes) swims with its true zoological dorsal side facing ventral (downward). Synodontis schoutedeni LIMITED $ 45. . Hello, i am wondering what bottom dwellers are compatible with striped raphael catfish in a 55 gallon cichlid tank- BTW the cichlids i am going to have are a blood parrot, firemouth, male convict OR a pair of jack dempsey, any opinions/facts are appreciated and needed, thanks! The upside-down catfish is a peaceful, schooling fish that grows to about 4 inches in length and is ideally suited for a community tank with other species of a similar temperament. MFK Member. Fish Scientific Name: Mystus Leucophasis. Corydoras steindachneri - Steindachners Cory : no. no. Rated 5. Upside-down catfish are an undemanding fish and most tanks only require a hang-on-back filter. Synodontis eupterus: Lake Malawi syno: Synodontis njassae: Polka dot syno: Synodontis angelicus: Common syno, false upside down catfish: Synodontis. 99. If the goldfish wants to swim upwards. Food fishes. 12836-12837. The tank should have a water level of 6 inches, and there should be enough plants to hide away in. This is to help them camouflage from. The Squeaker catfish, or upside down fish is an oddity in Lake Kariba, but fun to catch. It is a wide-bodied catfish and is pale in coloration with many black spots. It was first described by French zoologist Achille Valenciennes in 1840. The upside-down catfish (Synodontis batensoda), for example. 7" SL 21. Upside-down catfish have a special organ on their backs compared to other different types of catfish. 99. 068. Reply. Ranked #6940 out of 7489 freshwater fish pictures worldwide. The danios are between 1 and 2 inches long, but that slender torpedo shape. One of the most common of all Synodontis species which are widely distributed all across Africa. It will also feed upon algae in the aquarium, and is a good algae controller for a planted community aquarium. Sometimes the sores are relatively clean, but more often they’re associated with dead white skin and nasty looking blisters. . 6 cm (3. 0 to mimic their natural habitat. Best kept with fast moving fish that are too large for it to eat such as barbs and boisterous cichlids. Synodontis (Upside-Down) Catfish. This species is an upside-down catfish, as it will hang in an inverted position, as well as. Additionally, when choosing a tank you should find a design that has a wide top and lots of surface area. Well I do have three silver dollars but my tank is only 35 gallons and has 1 striped Raphael catfish, 2 corydoras, 1 albino corydoras catfish, catfishes, 3 guppies, 1 rainbow shark, 1 Chinese algae eater, 1 gold algae eater, 1 upside down catfish, 1 pictus catfish, and 1 clown loach. Is it a Brachysynodontis batonsoda or the smaller synodontis nigriventris. Glass catfish care is fairly simple once you know the basics. They are frequently found near cover such as driftwood, caves or plants. This applies to me mainly but suspect many others and it cut down my snail problem by about 1/2 in 2 weeks. Tank Tank Size. They reach an adult length of around four inches and can be kept in a 30-gallon aquarium. This syno is a peaceful catfish, though older fish can become territorial. The average size of Upside Down Catfish is 3 to 4 inches long. Studies of these quizzical fish have found a number of reasons why swimming upside down makes a lot of sense — and there’s even a climate. 5 – 9. his month (May 2008) we head of to the African family, Mockokidae, and to one of my favourite genera, the Syno's and to its most common member, the spotted catfish, Synodontis nigrita, or as it is sometimes known as the "false upside down catfish" owing to the mix up, when youngsters, to the much smaller. For example, we ship most orders on the following Monday or Wednesday. pH 6. 0-7. George Albert Boulanger, Zoology of Egypt: The Fishes of the Nile (London: Hugh Rees Limited, 1907), pl. 0 and 8. Synodontis nigrita, known as the false upside down catfish,[2] is a species of upside-down catfish that occurs widely in northern Africa. The remarkable Upside-Down Catfish beautifully swims. Are you curious about this Upside Down Catfish fish species and how they can swim upturned? Find out in this exciting article!False Upside Down Catfish [Breeding, Habitat, and Appearance] Read More » Angel Squeaker [A Few Intriguing Facts] Angel Squeaker, also known as the Polkadot Squeaker, Black Clown Catfish, Whitespotted Squeaker, or Pearl Squeaker, is a type of upside-down. False Upside-down Catfish Classification. Pseudomystus stenomus - False Bumblebee Catfish : May. Some geographical restrictions apply See shipping. Lionfish. – Weakness and sluggishness. Its “flipped” orientation allows it to position its mouth close to the water’s surface, from. 2A. Southeast Asia Catfish. If a fish is upside down, they most likely have swim-bladder issues resulting in. Microsynodontis. It was just robust and slightly lighter in color. i would look to get one that is sold as syndontis cats. They have driftwood and plants to hide in. 345. A Mekong netted in northern Thailand on May 1, 2005 weighed 650 pounds (293 kg), becoming the world record catfish. SUMMARY Synodontis nigriventris is a surface-feeding facultative air. The False Upside Down Catfish is widely distributed across much of Africa, where it inhabits quiet backwaters as well as ponds and pools. There are nine genera and about 200 species of mochokids. Well, the biggest one (that I have not been able to photograph) is still getting darker. What Rigs Are Best For Surf Fishing? May 9, 2023; fishfinder rig. As its name suggests, red blotch disease is characterized by bloody sores on the skin, particularly along the belly. Rating:. The minimum tank size for 1 upside down catfish is 20 gallons, with an additional 10 gallons per fish. Upside-down Catfish. Ranked #7368 out of 7488 freshwater fish pictures worldwide. Read more View Product. 0-7. It will also feed upon algae in the aquarium, and is a good algae controller for a planted community aquarium. These fish tend to be shy when first introduced to a new environment, but once adapted to. The name upside-down catfish is most commonly used by aquarists to refer to the mochokid catfish " Synodontis nigriventris" alternately known to ichthyologist s as the blotched upsidedown catfish. If you plan to keep a single specimen then the minimum size required is a 55 gallon tank. # Synodontis nigrita - False upside-down catfish, very commonly sold as. The Upside-Down Catfish, native to Central Africa, is a favorite freshwater species with low maintenance requirements. Featherfin catfish is a common name for Synodontis eupterus. KH 4-15. It gets its common name, Upside-Down Synodontis Catfish because of this odd style of swimming. 80K subscribers in the AquaSwap community. The upside-down catfish is a bottom-dweller and prefers to live in slow-moving waters. Leopard Catfish Plecostomus Spotted Catfish Upside Down Catfish Bumble Bee Catfish Charachins Black Neon TetraThe catfish use their barbels to find them, and since the barbels point downwards and the mosquitoes are above them, they have to swim upside down. The upside-down catfish very seldom spawns in a tank, that’s why to trigger the spawning process hormones injections are used. 00. For a fully grown-up fish, you need an aquarium that is at least 30 gallons in size equipped with a 30-inch aquarium hood. g. Corydoras schwartzi. If your cory catfish exhibits the following symptoms of poor health, it is dying. Squeakers and upside-down catfish: Cuckoo squeaker: Synodontis multipunctatus: Decorated squeaker: Synodontis decorus: Even-Spotted squeaker: Synodontis petricola:. Report this post Report ReportSynodontis sorex is a species of upside-down catfish that is widely distributed in the rivers of northern Africa. [1] All the mochokids are freshwater species originating from Africa. It was first identified by French scientist Achille Valenciennes in 1840, and the original example (type specimen) is kept at the National Museum of Natural History in Paris. 4) Enter your tanks volume. Get some floating food, these catfish evolved to swim upside down so that they could feed from the water surface, my 11 love Hikari Cichlid Gold (baby) pellets. Upside-Down Catfish Care Tips. Synodontis nigrita, known as the false upside down catfish, is a species of upsidedown catfish that occurs widely in northern Africa. They are robust in build with prevalent dorsal and pectoral fins as well as large adipose fins (between the dorsal and the tail). They grow quite fast, too. his month (May 2008) we head of to the African family, Mockokidae, and to one of my favourite genera, the Syno's and to its most common member, the spotted catfish, Synodontis nigrita, or as it is sometimes known as the "false upside down catfish" owing to the mix up, when youngsters, to the much smaller. Synodontis. You’ll mostly find them scavenging the bottom of your tank looking for leftover food. They are in my community tank 75gal. Here's everything that you should know about all the species of Synodontis genus. It should be decorated with a good amount of bogwood, rocky caves/PVUpdated Stocklist for Second Nature Aquariums, Orange NSW 2800 Fish in stock May 2020 Tetras & Pencilfish: Black Neon Tetra Black Widow Tetra Cardinal. The Squeaker fish is surprisingly tasty. Maximum Standard Length. Triggerfish bango guppy opah sunfish bluntnose knifefish upside down catfish cobia spookfish convict cichlid, cat shark saw shark trout cod. 2004. If you want more fish, you're going to need a larger tank. This syno is a peaceful catfish, though older fish can become territorial. The largest catfish are both heavy and long. He’s just a weirdo who likes to swim upside down 😂 cracks me up every timeHow to say Upside-down catfish in English? Pronunciation of Upside-down catfish with 1 audio pronunciation, 1 meaning, 10 translations and more for Upside-down catfish. Jan 10, 2023. Ammonia: 0ppm. If I had a U2, I would opt for not attaching the venturi (always found them a nuisance on filters I've had) then setting the knob for top water flow. Super Schwartzi CW028 Cory. As its name suggests, red blotch disease is characterized by bloody sores on the skin, particularly along the belly. Synodontis nigrita, known as the false upside down catfish, Wikiwand is the world's leading Wikipedia reader for web and mobile. Synodontis nigrita, known as the false upside down catfish, is a species of upside-down catfish that occurs widely in northern Africa. Food fishes. backstroke swimming in humans, sea otters when feeding on shellfish). Habitat. Hybrids can have parents in either group, making them highly adaptable – a useful trait when you might not know their heritage. Synodontis nigrita, known as the false upside down catfish, is a species of upside-down catfish that occurs widely in northern Africa. 2 KB · Views: 235 D34AE8D9-D6A2-4E58-AF9F-E8F3423B8855. The Upside Down Catfish swims upside down and eats from the underside of logs, caves, and also will eat from. Maybe I'm just lucky but my true upsidedown catfish is very active night and day, sometimes swims upsidedown and rarely hides though there are plenty of hiding places in its tank. Catfish - upside down Cavefish - blind Cichlid. The catfish I have is currently sitting in my 13 gallon tank alone, I had originally planned to put it in my 30. Red Tail Catfish $ 35. DOI: 10. . 99 - $ 124. Trying to make the aquarium hobby better by sharing what we know and putting it all together for everyone to easily find. can anybody tell me how to make the upside down catfish less aggressive towards other fish's. False upside-down catfish (Synodontis nigrita) Synodontis Nigriventris is a surface-feeding air-breather that swims inverted with its zoological ventral side towards the water surface. This next list of common fish is broken down by common name and then by species. For a fully grown-up fish, you need an aquarium that is at least 30 gallons in size equipped with a 30-inch aquarium hood. OverviewThe False Upside Down Catfish is widely distributed across much of Africa, where it inhabits quiet backwaters as well as ponds and pools. Almost 2 weeks later I added 3 more tetras and had no issues whatsoever. The pH level should be between 6. This species is native to the Congo Basin in the Democratic Republic of the Congo and the Republic of the Congo. 2 inch. Step 3 - Watch your fishes bellies check they don't start getting slim. If you feed them sinking pellets at night time or through out the day they will graze on the pellets. Its genus Synodontis currently has over 131 recognized species. You should have at least a 150 gallon tank if you plan to keep a shoal; this will support 3-4 Pictus Catfish. The job of the swim bladder is to help the goldfish stay stable in the water and control the way in which it floats. Aquatic Arts offer the best Freshwater fish online in the US. There are only 2 upside down catfish. The real upside down synos max out at 4", most in captivity only reaching 3", have a fairly small bioload, and are very peaceful. As their name implies, Upside Down. Sometimes this fish is called the false upside down catfish. 80K subscribers in the AquaSwap community. Upside-down catfish: Synodontis nigriventris. The species has existed for generations, and depictions of them may be seen on ancient Egyptian. These fish spend upwards of 90% of their time in the inverted position and have a reverse colour scheme to most fish – with their belly being darker than the dorsal area. As its name suggests, these fish are characterized by their ability to make sounds like squeaking as well as their unique upside-down swimming posture. A lot of there aggression comes from when you keep them by themselves, as they are schooling fish, and when in. Pendants made in the shape of the upside-down catfish was a popular. Business, Economics, and Finance. The fish is a light brown color with a dark stripe running down its side. The type specimen is in the Muséum National d' Histoire Naturelle de Paris. I am not sure why they do and all of the articles I've read on them don't mention why--they just mention that this fish has an unusual swimming posture and is colored accordingly so as to be camouflaged. Upside Down Catfish TRUE. 12625-12627The true Upside-down catfish is a social species and is far more likely to be seen during the day when kept in decent numbers, especially when floating plants or similar surface cover provides refuge. Out of stock. 559K subscribers in the Aquariums community. 6 inches (1. These fishes lay 400 to 450 eggs maximum at one time. 2002. The upside-down catfish is a tropical fish that is found in the rivers and streams of Central and South America. Provided the right living conditions, they will survive and entertain for years. Some findings suggest that Synodontis nigriventris has. But swimming belly-up actually helps it camouflage and breathe better than its right-side-up cousin. Today after my horrible experience of a broken tank in the other three i saw my upside down catfish. There are more than 165 species of cory catfish, many of which are excellent tank cleaners, as. Like its name, the Upside-Down Catfish displays quirky and unique behavior. Clown squeaker, scientifically known as the Synodontis decorus, belongs to a group of catfish that swim upside down. Home / Synodontis & other catfish / Pink Petricola Synodontis (synodontis petricola) Pink Petricola Synodontis (synodontis petricola) $ 29. My boyfriend and I set up the tank and let it cycle, but a week after. While Cuckoo Catfish can be quite aggressive and territorial. the ones typically sold as upside down cats are dwarf syndontis. swim 98% of the time upside down can get quite aggressive especially towards others of there own species sometimes they'll eat just about anything and yes they stay all. Ensure water hardness is within the suitable range of 5 to 20 dGH. Azụ Catfish dị n'elu bụ ụdị na-adọrọ adọrọ nke dọtarala obi nke ọtụtụ ndị na-anụ ọkụ n'obi aquarium. 33% of tank pictures in this category. syndontis petrocola, angelica, or eupterus would be the ones i recommend. 12836-12837. Leopard Catfish Plecostomus Spotted Catfish Upside Down Catfish Bumble Bee Catfish Charachins Black Neon TetraThe list "Set indices on animal common names" has been viewed 0 times. . In conclusion, most fish do not sleep upside down. 068. There are several species of catfish of the genus Synodontis native to the Congo basin that naturally swim upside down. They're Synodontis nigriventris. False Upside-Down Catfish (Synodontis nigrita) From $ 8. The upside-down catfish is a peaceful fish but will feed on smaller fish in the tank. Was £ 9. 9 inches (10. 5. Upside down catfish. Prefers to swim in mid-water rather than near the substrate. 99. The blotched upside-down catfish is well suited to aquariums because of its small size (typically 9 or 10 cm or less. The False Upside-Down Catfish, is an uncommon, medium-sized catfish species that boasts a mottled pattern. This catfish is notable for its occasional upsi How big do bumblebee catfish get? At a typical adult size of 6 inches (15 cm) , it is a perfect bottom dweller for the medium to large aquarium and it is an excellent tankmate for most other fish that are too large to be considered prey. These three-to-four-inch tropical fish mostly swim in an upside-down position, having developed this uniqueness while feeding under floating. 6 cm) and school together in a vibrant wave. Generally the common name upside down catfish is used to refer to Synodontis nigriventris. False Upside-down Catfish; Conclusion . Read more View Product. Generally false. 5 - 2 inches and the other is about 3/4 of an inch. It was first identified by French scientist. Small, Medium, Large, Extra Large. My stock list includes : 3- Yellow Labs 3-Red Zebras 1-milomo hap 1-rohdessi hap 6- OB peacocks 1-demasoni 1-red top zebra 1-kenyi 2-bumble bee 2- pictus catfish 1-upside down catfish 1- unidentified synandontus cat 1-red shoulder peacock 1-afra lion cove 2- dragon bloods 3-sunshine peacocks 1-eurek 1- red fin borleyi 1-german. The name upside-down catfish is most commonly used by aquarists to refer to the mochokid catfish Synodontis nigriventris alternately known to ichthyologists as the blotched upside-down catfish or false upside-down catfish. This gives them an unusual appearance and makes them stand out among other fish species. It is one of the smaller Synodontis catfish, and is an opaque color with many black spots and markings. was imbued with symbolic importance. We guarantee fresh and 100% live arrival and next-day delivery across the USA. The upside-down catfish (Synodontis batensoda), for example, was imbued with symbolic importance. But one unusual fish, the upside-down catfish (Synodontis nigriventris), is quite adept at gracefully gliding upside down with the greatest of ease. 5 corydoras. Previous Image: Next Image: Image Details; Common Name(s)Pretty cool color morphShot at Aquotix Aquariums, PerthUpside-down catfish originate from the Congo River basin of Africa and like to hang out near the riverbanks where lots of plants grow. Bumblebee catfish have long cylindrical bodies that taper down a bit before the caudal fin. 7 in) TL. It is better to keep a group of upside-down catfish together, with the average group size being between 4 and 6. (schwarzwer) Kongowels ( Germany ), Syno Cat-eLog pageDistribution Synodontis petricola. [1] However, a number of other fish may also be known by this name:Tank water parameters should be the following: temperature 24—27;°C, pH about 7, hardness dH about 10°. Nitrate: <30ppm. The cuckoo catfish belongs to the family of Mochokidae, which is known as the upside-down catfish and squeakers, but not all members swim upside-down. [1] However, a number of other fish may also be known by this name: The Pictus Catfish is one of the most common aquarium catfish species. -13%. Rating: 2. An interesting oddball which mostly swims upside-down! Feels more secure if it has some hiding places such as plant matter or driftwood. Like most catfish, it tends to hide during the day and become active at night, so adequate hiding spaces must be provided. False Upside Down Catfish, Common Syno, Common Synodontis, Falsk Rygsvømmermalle , Lace Catfish, Nigerianischer Rückenschw. Gold Nigrita AKA False Upside-Down Catfish (Synodontis nigrita), Tank-Bred! From $ 24. Buy direct from the breeder — live shipping with 100% safe and healthy arrival guarantee. 5 cm) in length when kept in. They are a slow -growing fish, and it will take them several years to reach their full size. 009. Shipped Next Day Air. They are also quite small (3-4 inches) so it would seem very unlikely that they would chase down a fish. A genuinely Asian catfish from Myanmar, where it can be found in several freshwater rivers in the region. The upside-down catfish belongs to the armored catfish family. Energium is the top renewable. You should leave them alone for 50 days when your female fish is in a round shape. False Upside Down Catfish, scientifically known as Synodontis nigrita, is a type of upside-down catfish found mainly in North Africa. Add. Find details about our shipping process in our FAQ. 2009. TIP Swimming upside down is a trait seen in most sea creatures that are from the deep sea. 11M subscribers in the interestingasfuck community. While some aquarists have not had any problem keeping these fish healthy in tanks as small as 10 gallons, we advise against it. This is to help them camouflage from. Was looking for some unpside down catfish for some time now, local aqua shop got some in, they called them syno cats, they look different than the last upside down cat i had a few years ago. answer #2. They are schooling fish and should be kept in groups of at least 4 - 6 whenever possible. There are a few upside down cat species, all of different sizes. It represents a rare color morph within its species. The hosts often expose shocking lies that turn the relationships upside down, making each episode an emotional roller coaster. 6% of tank pictures in this category. Synodontis is a genus of upside-down catfishes. Male upside-down catfish are smaller than females and have a darker body color. Fairy cichlid False bumblebee catfish Fathead bichir Fighting fish. They also go by the names mochokid catfish, blotched upside-down catfish, or false upside-down catfish. Do upside-down catfish always swim upside down? No, this. Again both are often seen swimming all over the tank even at the surface. Species Information. Be careful not to overfeed, they are piggish eaters. Introduction. 99. They will be fine in planted tanks but the choice is yours, the key aspect is to make sure that the lighting is not too bright, this can make them unsettled and hide away a lot. They're Synodontis nigriventris. Ameiurus. 79. Yellow Nigrita Synodontis Catfish The Gold Nigrita Catfish (Synodontis nigrita), also known as the False Upside-Down Catfish, is a medium-sized catfish species with a unique and uncommon golden coloration as it matures. Upside down Catfish will swim upside down to feed off the water’s surface easier. Food fishes. Any deviation from the standard mark for a long would definitely put a full stop to its growth. Approximate Purchase Size: 1/4" to 1-1/2". Roberts (1994) recognized Mystus to have an elongate cranial fontanel reaching up to the base of the occipital process, long maxillary barbel, very long adipose fin. Max size: 4 inches. Nitrite: 0ppm. In conclusion, most fish do not sleep upside down. Does this sound ok? I was hoping to get 2 as I understand that they don't get too big. The recommended tank size for upside-down catfish is at least 20 gallons for a single fish and 30 gallons if you plan on keeping a group of them. Hybrids can have parents in either group, making them highly adaptable – a useful trait when you might not know their heritage. Meanwhile, in the saltwater category of the aquarium hobby, lionfish sometimes swim upside down as a part of their normal behavior. Right from their behavior to taking care of them in the best possible way. You might suppose this catfish is sick, or just confused. Even though the temperature is not a critical factor, but the Upside. The Right Water and Aquarium Conditions.