Goldfish breathing heavy at bottom of tank

Goldfish breathing heavy Aquarium Foru

Goldfish lying at bottom, heavy breathing Freshwater

Sometimes at night goldfish may sleep at the bottom like this but return to normal position during the day. Bonus Reason #2: Eggs. A fish laden with eggs may spend more time at the bottom. If the goldfish is egg-bound, this can increase the chances for this behavior and the fish may need professional treatment The fish have grown over the last 6 months and now there's not enough oxygen for the amount of fish that you have, so the fish are breathing heavy. If there's nitrites in the water, that prevents the fish's blood from carrying oxygen, so you should test your nitrites and see if they're elevated Goldfish that sit on the bottom of the tank is another behavior that may have an innocent explanation. For example, if your goldfish has been swimming and active for the majority of the day and seems to be taking a rest at the bottom of the tank then he may be just resting or sleeping 2. Acting lethargic: Healthy goldfish are perky and move around most of the time - foraging around the bottom of the tank for food and exploring almost constantly. When a goldfish seems weak, sad, uninterested or droopy, it is not well. Lethargic goldfish may sit on the bottom of the tank or hang listlessly at the surface of the water

Betta Fish Laying At Bottom, Breathing Heavily, Curled

Is Our Goldfish Dying? Or Can He Be Savedlaying On Side

  1. Problems with the swim bladder can lead to the fish: float on the surface, sit at the bottom of the tank, or even stand on its head at the bottom of the tank
  2. Keep an eye on the time of day and conditions when your fish are at the bottom of the tank. If they are hovering about an inch above the water with their nose slightly downward, they could be sleeping. It's also possible that their colors may fade a little bit while they are sleeping
  3. Goldfish, especially fancy goldfish, and betta fish are most commonly affected by swim bladder disorder. These types of fish have round, short bodies, which causes their organs to become compressed. The fish's internal organs can press against the swim bladder and make it difficult for it to function properly
  4. Goldfish laying on bottom of the tank and tries to swim but it's sideways, Two, Princess. No. Fish is in tank with three - Answered by a verified Pet Specialist. We use cookies to give you the best possible experience on our website. Partial change He seems to be breathing heavy and won't eat
  5. A fish may linger near the surface because he's trying to breathe more easily. Remember, fish breathe dissolved oxygen—not oxygen that is already combined in the H2O molecule. Naturally, these dissolved oxygen levels tend to be higher near the surface, where interaction between air and water takes place
  6. g bacteria. Remove 15% of the water, all of the gravel, and any algae you find

Our gold fish is lying at the bottom of the tank and is

About 3 weeks ago, one of the Orandas (Edward) started floating at the top of the tanklike the dead man's float. He's usually active, happy and always moving about. Then, he started laying at the bottom of the tank in an almost comatose state. He only comes out to eatI hand feed him Betta fish laying on the bottom of the tank breathing heavy is a sign that you can't ignore. In many such cases, its most probably is due to ammonia poisoning. Check the tank's water parameters with a test kit. You can use the API Master Test Kit to check the ammonia levels in your tank

Fish Lying On Side At Bottom Of Tank, Labored Breathing

  1. If this is a case, you should move your goldfish to a bigger tank as soon as you can. If you fish is sitting at the bottom of the tank and breathing rapidly, it could mean that it is stressed. Your goldfish can experience stress when moved to a new habitat (like your house) after a long car ride from the pet store
  2. g with a tilted body where the tail is higher than the head A ranchu with swim bladder diseas
  3. Your fancy goldfish might have buoyancy problems if: The fish sits on the bottom of the tank the right way up and struggles to rise up in the water The fish lies on the bottom of the tank upside-down and struggles to right itself or swim about The fish floats at the top of the tank the right way up and struggles to swim dow
  4. Symptoms. Diagnosis. Treatment. Grayish-white film on skin, damaged fins, ulcers, yellow to gray patches on gills, tissue on head may be eaten away. Columnaris (Cotton Wool Disease) Must be treated immediately with Over-the-counter antibiotic medications. Very contagious disinfect tank, rocks, net, etc. Swelling of head, bulging eyes
  5. g around normally and eating normally. Temp is about 78 or just above. Ph 7.5, nitrites and ammonia 0. Nitrate quite low. Their gills don't look swollen or sore

The warmer the water gets, the less oxygen it holds. Check the temperature, as it should be about 24-28°C/75-82°F for a tropical freshwater tank. In hot weather the tank may be overheating naturally, so try to cool it and boost aeration. Don't always blame temperature as sudden gasping problems are often related to pollution or disease Laura, this is not true. You indeed have a problem when a goldfish is bottom sitting. Possible causes are ammonia spikes (filter issues, changes in temperature, pH etc, a high volume of nitrates, overcrowded tank - causes most of these problems (40-50 gallons per common goldfish are needed). the last reason is the most common reason for dying fish because people think its okay to keep a. Goldfish keeping. Goldfish use less oxygen in colder water temperatures. During warmer summer months make sure your tank or pond water is heavily oxygenated and cool. The key to good goldfish health is cold and heavily oxygenated water. The aquarium in the photo below has experienced a bad bacteria bloom due to low oxygen levels in the water

Hovering around the top of the tank, sometimes upside down. Difficulty rising to the top of the tank; Difficulty swimming to the bottom of the tank. The condition may be temporary or permanent, and most fish remain alert and continue to eat. Meanwhile, the other fish in the aquarium or pond are usually unaffected. Veterinary Car Do you want to know your betta is at the bottom of his tank? In this video, you're going to find out everything you need to know!EquipmentFluval Flex 9 Gallo.. It makes fish lethargic and weak (and might cause them to lay at the bottom of the tank). Your Betta could lose its appetite and have difficulty breathing. You might even see their color start to wane. Whip out your water test kit and see where the nitrate levels are. Ideally, you shouldn't have more than 5 to 10 PPM. 5 Formaldehyde is one (1) ml per ten gallons. The fish are typically left in this water for hours, until their grow out tank is cleaned by siphoning of the bottom and doing at least a 50% water change Mega Salt Dip (Caution) Treats Praziquentel resistant flukes and heavy Costia and other heavy protozoan infestations My goldfish is probably about 6 yrs old now. He is very still laying on the bottom of the tank, but is breathing. There are no other fish in the tank, and I have not changed any of my habits with keeping the tank clean, filters, etc

Furthermore, you may consider setting a simple air stone at the tank bottom, whose main purpose is producing oxygen. If you are in the middle of an emergency crisis, you can turn to a simple yet effective trick: use a glass or a jar to collect some tank water and then pour it back inside from a fair height. - Ammonia or Nitrite Breathing too much ammonia in can cause irritation and damage to your lungs and airway, and it can cause irritation on the skin as well. Well, did you realize that ammonia is excreted by your goldfish and can not only build up in the tank, but endanger their lives? Here are the things you should know about goldfish and ammonia Identify symptoms of a dying goldfish. The best time to check for signs of disease or death is before feeding. Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water (1) your goldfish has difficulty balancing itself in the water the fish remains either at the bottom of the tank, unable to rise or, more commonly, stays close to the surface, unable to dive again. (2) The fish may also swim on one side, unable to balance again

A starter tank is guaranteed to not be big enough for goldfish, or probably any fish- there are no rules about what can be sold as a fish tank so some tanks on the market are woefully inadequate. This will give you an idea of what a goldfish needs. I wouldn't add any salt. You need to sort out the water quality first Costia is a tiny parasite that may live on your goldfish and within the water of the tank for some time before it causes any problems. A goldfish with costia will develop slimy-looking patches over their gills and heads, and will tend to clamp their fins down close to their bodies

My Koi Fish Looks Bloated How Tell Its If Fat / Coach

Is Your Goldfish Sitting at the Bottom of the Tank? 7

  1. Symptoms: You should observe your fish often for any of these signs of stress. Gasping at the Surface: If a fish is gasping his mouth at the surface, this is a sign of stress brought on by poor water conditions, usually a lack of oxygen. Appetite: If a fish is stressed, oftentimes he will not eat. Disease: Ich, characterized by white spots on.
  2. The MOST humane method is to remove them in a container (with top) of tankwater large enough for the fish to be upright, and then place this in your freezer. Depending on the amount of water and other variables it will take 1-2 hours for your fish to have frozen. This is in no-way cruel, painful, nor violent
  3. They are heavy consumers of food and oxygen and they produce a lot of waste. Ultimately, they are unfit for life in a stock tank for many reasons. So for this week's blog, I want to talk about why goldfish are a bad choice, and answer some common questions about fish health that I hope will make you think twice before adding them to your trough
  4. Goldfish like cold water, the platys you mentioned like warmer water. Your tank is a bit small for that many fish IMO , especially considering 2 of which are goldfish.(extremely dirty fish) (the general rule is inch of fish per gallon of water, and thats talking about their full grown size, not when you buy them

Bottom Dwelling Tank Mates For Fancy Goldfish. Bottom dwellers like catfish and loaches are often added to community aquariums to scavenge for leftover food scraps and rotting vegetation. Most of these fish are very peaceful, but some species can be territorial and sensitive to having their space invaded Symptoms. The most common symptom of hemorrhagic septicemia is red patches and ulcers on the body of the goldfish. As the disease progresses, these wounds deepen and destroy the skin and tissues. Other symptoms include labored breathing, erratic swimming, gasping at the surface, and swelling of the eyes and abdomen Heavy breathing; Unbalanced swimming; Hovering at the top or bottom of the tank; Swimming sideways; Appetite loss; Raised scales (Hence pinecone disease nickname) Usually, once the physical symptoms of this disorder arise, it is often too late to do much for the fish. This is a very serious disorder and if you can catch the first minor symptoms. food, goldfish granules. Tank inhabitants (number, size and type of fish/frogs): 1. comet, two fancy. New additions/changes to the tank: 8 white clouds 3 weeks. ago. Unusual findings on the fish/frog: Nil. Unusual behavior: Resting at bottom of tank. Medications/what has been tried or done do far: QT tank with

Sick guppy

Identify symptoms of a dying goldfish. Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water A fish lying on the bottom of the tank can be perfectly healthy. Many aquarium species spend a lot of time hovering along the lower third of their environment, according to the Virginia Institute of Marine Science, which is why having a more horizontally extended tank is preferable to a tall container.Bottom feeders often lie along the gravel as they sift through the substrate, gobbling up.

How to Treat a Fish with Heavy Breathing Who Isn't Eating

Goldfish Behaviors And What They Mean - Fancy Goldfish

40+ Goldfish Disease Symptoms: The Complete List It's A

  1. g to another tank or another enthusiast
  2. Fri Oct 05, 2012 6:15 pm. My fish (I believe a convict cichlid) is lying on the bottom of the tank not eating and breathing heavily. It stands on it's head with it's tail towards the top of the tank. However it still moves when it wants to or when the others are bothering it
  3. Extra goldfish need 50L per additional fish. A round-bodied fancy goldfish needs even more space. And that's not to mention the filter. Goldfish are extremely 'messy' fish - ie they produce a lot of ammonia for their size. You need a filter rated twice that of the tank, so for a 200L tank you need a filter for a 400L tank
  4. g the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water. Why do Goldfish die after changing water
  5. g. 7) Heavy breathing or gasping. 8) White spots or fuzz on.
  6. Here are some of the most common symptoms that can be seen in connection with laying on the bottom of the tank. Betta Fish Laying On The Bottom Of The Tank Breathing Heavily. If your betta isn't only lying at the bottom of the tank but he's also breathing heavily, then something could be wrong

Carp Pox Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water your fish is having swim bladder disease take the fish and put it in a other tank or bucket because it is a communicable disease. However, if you begin to notice a pattern, it could indicate poor water quality in your tank. Common water quality issues in home aquariums include incorrect pH levels (the appropriate level varies from species to species, but usually a pH level between 6.8-7.5 is ideal for freshwater and 8 - 8.4 for marine life), ammonia buildup, high amounts.

New Pics Of My Black Moor (momma) With Ich

Goldfish Breathing Heavily Hi there--I've just browsed through your site and it looks helpful. I was wondering if you could help me with the latest problem plaguing my goldfish tank.... <Will certainly try> - So the tank was dirty. I changed all the water. - The next few days, they sat at the bottom, and their fins started going The common goldfish is a breed of goldfish with no other differences from its living ancestor, the Prussian carp, other than its color and shape.Goldfish are a form of domesticated wild carp and are a close relative of koi. Most varieties of fancy goldfish were derived from this simple breed. Common goldfish come in a variety of colors including red, orange, red/white, white/black, yellow. The swordtail stops moving and sticks to one end of the tank. That indicates more stress and sickness. The swordtail faces breathing heavy breathing or any other breathing problem. Presence of grey patches or sores on the skin indicates a parasitic attack. The eyes of the fish bulge out in an unnatural manner. The swordtail stops eating suddenl Medicine Madness On/With Goldfish Hi! <Hello> I have four Black Moors that range from about 2 - 4 in a 20 gallon tank. <This is getting to be too crowded> I have recently bought a much larger tank because I was told this one was too small (I haven't put them in the new tank yet.) Some time ago one of my fish got Ich along with a fuzzy white patch on its tail identical on both sides Inflamed and red gills. Fish may become lethargic. Inflamed eyes (a.k.a. Popeye disease) Hovering under the surface. Until levels of ammonia get quite high the fish may not show any signs at all. The pH of your water may also determine how toxic the ammonia is. The pH level below 7.0 will greatly reduce the toxicity of ammonia

1st Job MD'ers...like the video for me. It helps more than you know!PATREON: if you want to support future builds or possible help fund a bigger studio to ma.. Why is my goldfish just laying on the bottom of the tank? One of the reasons you might find a goldfish laying on bottom of the tank is because of a swim bladder problem. In healthy fish the swim bladder fills with blood gasses to allow the fish to swim to the top of the water. How do I know if my goldfish is gasping for air

Malawi Bloat. Malawi bloat is a type of aquarium fish disease that is most common among African cichlids. This disease manifests in the form of symptoms such as swelling in the abdomen, rapid breathing, loss of appetite, discolored feces and lolling at the bottom of the tank Fancy goldfish (Carassius auratus) Fancy goldfish are the most common type of subtropical fishes kept in aquariums. Known as breeding stars or breeding tubercles, these goldfish variant requires a minimum tank capacity of 20 gallons with water temperature and pH level maintained at about 62 to 71 degree Fahrenheit and 7.2 to 8 respectively Millones de Productos que Comprar! Envío Gratis en Pedidos desde $59 The rules are :- 1 inch of fish needs at least 1 gallon of water (a goldfish is a 10 inch fish) :- Every tank must have a permanentlyr unning 'cycled' filter. :- Every tank must have at least 50%. 2019.10.11 09:29 sneepsnoopdog I have a tank that has 2 goldfish and I added 4 minnows. 2 white and 2 brown. 1 brown died within a week and this guy just sits at the bottom of the tank or in the plants and doesn't eat. Put him in a big bowl by himself and still the same

What kind of fish? When did this happen? These details would be very useful to help me help you and your fish. If this is a fancy goldfish, I'd stop feeding it for 24 hours and hope the problem is due to ingested air. If it is due to ingested air,.. Whereas, common goldfish can reach 18 inches. For this reason, you need a big tank (at least 40 gallons) whether keeping your goldfish with tankmates or singly. Of course, when kept in a community tank, the fish will require more than 60-gallons for 2 to 4 fancy goldfish tanked with a school of small fish

Goldfish might be unthreatening when kept in an enclosed tank, but they can cause serious harm to local ecosystems. In 2018, an influx of large goldfish in West Medical Lake, WA took over and. My poor goldfish, Sapphire, had been laying at the bottom for 2 to 3 days with fin rot and a bent body at times, so I wanted to take her out of her misery even though it was hard. I pretty much followed all of your steps except I forgot to initially mix with my hand after adding the clove mixture to the bowl where the fish was Hi I have a big common goldfish and 2 gold fantails in the same tank ,the big gold fish keeps chasing the bigger of the fantails and pins it to the side of the glass or on the bottom of the fish tank,should I take the big goldfish out of the tank. Repl Temperature. Symptoms: Too hot - Gasping at the surface, flared gills, lethargy, loss of color, sometimes redness at the base of fins. Too cold - Clamped fins, shimmy, deep irregular gasping at any water level, loss of color. Cause(s): Improper temperature. Course Of Action: *Slowly* raise or lower the temperature as needed. To raise the temperature, use an aquarium heater

Swim Bladder Disorder: How to Tell If Your Floating Pet

Aug 16, 2009. #3. Breathing heavy near the middle of the tank / bottom of the tank. He almost never goes to the top unless I'm hand feeding him which I rarely do. Using a Fluval 4 Plus internal filter with the 3 available media for that filter and I do bi-weekly 30-40% water changes using PRIME as conditioner Here are some common reasons why a goldfish die after a water change: Chlorine, chloromines or heavy metals in the new water (due to lack of a proper water conditioner) Temperature shock (more than 2 degrees difference can cause stress or even death) Drastic change in pH of the water source from the tank

This disorder happens when the swim bladder of the fish is too full and changes your fancy goldfish's buoyancy. Your fish may float to the top of the tank or sink to the bottom of the tank. They may swim sideways or float upside down belly-up. In addition, the spine may look curved and the belly area will look full or bloated I have two goldfish and a bottom tank cleaner. One goldfish diagnosis with fin tail rot for a couple of days. Later dropsy the next couple of days. the next day I treated the tank with melafix and aquarium salt, i removed the active carbon filter, and did a 20% water change of an 80 gallon aquarium Control the feeding and let the fish eat all the provided food before it sinks to the bottom. The uneaten food moves with the aquarium, and as it gets wet, its tank to the bottom of the aquarium, where it is broken down into small pieces. The microparticles then get mixed in the aquarium water, creating a cloudy appearance 0. Jan 8, 2012. #1. Hey guys, So i noticed this morning one of my yellow labs is just sitting on substrate and hanging out. It hasn't been swhe imming around but when he does he goes under the leaf of a plant. My parameters are ammonia 0 nitrite 0 ahe nd nitrate 5. Did a 60% change ysterday just for maintenece he shows no physical problem, not.

Breathing heavily is often a sign of stress and if a fish is ill this is exactly what it will do. Fish can suffer from all different types of illnesses, from internal parasitic and bacterial infections to organ disorders. Heavy breathing in fish isn't always serious, but it's something you shouldn't ignore The goldfish illness can be partitioned into non-infectious and infectious diseases. Some infections are more susceptible to goldfish. Non-infectious diseases occur due to improper aquarium maintenance, exposure to external factors, improper feeding, as well as mechanical injuries while infectious diseases are caused by bacteria, fungi, viruses, unicellular algae, parasitic worms and arthropods

Why Your Goldfish Is Just Sitting At The Bottom Of The Tan

Add 1 x 5ml spoon (1 teaspoon) to 1 US gallon (3.8 litres) of water in a tub - either tank water or dechlorinated tap water at the same temperature as the tank. Use a tub big enough to comfortably hold the fish, and cover it with something (even a paper towel) as stressed fish will jump. Leave the fish in the tub for 30 mins, less if it becomes. If your other fish are infected or they're the only fish in the tank, take the following steps as first treatment: Do a water change: Unless you just did a significant water change (today), your first step should be to do a 50% water change. Make sure to add de-chlorinator and a little bit of aquarium salt (1 tablespoon for every five. 4. Do not put a fish tank larger than 10 gallons on the top of a desk or on other furniture not designed for holding an aquarium. Water is very heavy. A small 10-gallon fish tank can hold as much as over 70 pounds of water. Combined with the weight of the fish tank, equipment, gravels, it can be well over 100 pounds

3 Ways to Fix Swim Bladder Disease in Goldfish - wikiHo

Aquarium fish diseases are disease types that tank-bred fishes are prone to get.. We have categorized into two: Freshwater fish diseases; Saltwater fish diseases; Freshwater fish diseases: these are diseases that freshwater fishes are likely to get. Some of them are skin and gill flukes, dropsy, Tetrahymena, vibriosis, Anchor worm, mouth fungus (columnaris), fin rot, pseudomoniasis, swim. Fish have nare (e.g., nostrils) so they can smell. They have an olfactory bulb very similar to that of tetrapods in the back of their nare. The fish don't breath through their nare, though. Their nare are not attached to lungs, or even to gills. S.. Fin and tail rot is a goldfish disease that you can see that affects the fins and tail that appears to be rotting away. If left untreated the fin and tail will rot right to the body itself. You will know its fin and tail rot as you will see ragged, ripped,frayed and torn fins whith a white-pinkish layer at the edges and often red streaks as well It can sink to the bottom and be unable to raise itself, or float at the surface, incapable of swimming any further down. Severe health problems can even make a fish swim upside down with its belly pointing towards the surface. Respiration and gills . Gasping and labored breathing is an important warning sign that should not be taken lightly However, for the past 2 days, all 3 goldfish have been sitting on the bottom of the tank and only moving or coming up for air when they want to. They are usually pretty active. I am not sure if they have swimbladder or if they have just over eaten which would be my fault as I still gave them their daily food, even though they were eating the.

Goldfish laying on bottom of the tank and tries to swim

Fish suffering from the shimmies rock from side to side, an action known as shimmying. There are often other odd postural or behavioral traits associated with the shimmies, including clamped fins, head shaking, yawning, and labored or heavy breathing Identify symptoms of a dying goldfish . The best time to check for signs of disease or death is before feeding. Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water. Can I leave my fish for 3 days I just got a goldfish. from my sister, they'd been cleaning where'd it been, and I found out for two weeks they kept it in a vase with just an air pump. my point, I didn't like that, I the tank they gave us(10 gal) is too big for our room, so we did an emergency purchase of a plastic fish bowl(3 gal) I think, an put the air pump in there for it.

Why Is My Fish Coming to the Surface to Breathe? Petc

Changing too much aqurium at once may cause shock to your Betta fish. 3. It's lazy. Sometimes, it's not a lack of sleep but rather a lack of motivation. If the front pelvic fins are moving and supporting a Betta that's sitting on the bottom of its tank, then the fish is most likely being lazy How do goldfish act when they are dying? Identify symptoms of a dying goldfish. Breathing disorders: look for symptoms such as gasping for air, rapid breathing, skimming the surface of the tank water, or lying at the bottom of the tank, which may indicate disease or poor quality water If you haven't performed a water change in a very long time, adding fresh water to the tank could cause a sudden change in pH or water hardness - it could also change the water temperature to such a degree that your fish go into shock and die. Another potential problem with routine water changes is that they can kill off the beneficial.

How to Save a Dying Goldfish (with Pictures) - wikiHo

Hi Robert-Setting up a new tropical freshwater 10 gallon tank (second time in 8 days, fed the fish too much, water got cloudy and all died but 2) The pet store says fill the tank with tap water, put in the correct amount of water conditioner, run the filter for 24 hours, put the heater in near the end of 24 hour period and your good to go. I. Goldfish tank Goldfish aquariums are recommended over goldfish bowls. An aquarium is easier to take care of and more economical overall. Given that the standard rule of thumb is 1 inch of fish per gallon of water, it's best to start with a 20 - 30 gallon tank for your first goldfish and then increase the size of the tank by 10 gallons for each. To start off our description of the ideal tank: we are going to talk about space. Goldfish grow extremely large, so a bowl is NEVER acceptable for Goldfish. despite the amount of people that constantly keep Goldfish in a bowl- it is unacceptable for quite a few reasons.One: Goldfish DO NOT grow to the size of their surroundings.Being in a small environment just stunts the poor fishes growth. Trouble Breathing. You may notice that your betta is struggling to breathe, and spending lots of time at the top of the tank to get to air easier. However, if you notice this, then it may not be Malawi Bloat, but it could be being caused by something equally serious, such as not enough oxygen in the water, ammonia poisoning or temperature shock

Provide lots of hiding places and cover in the aquarium. Maintain good water quality, pH level, temperature and nitrate and ammonia levels. Change water regularly, maintain the filter and clean the substrate via siphoning. Certain fish are more prone to bloat than other species, including goldfish, mollies and various barbs. Advertisement In the absence of good bacteria, the ammonia levels in the tank rise and upset the delicate eco-system in an aquarium. Heavy Metals In High Concentrations Of Tap Water Are Toxic To Goldfish. Chlorine in tap water is only part of the problem. In addition to it, heavy metals like mercury, zinc, and cadmium are also present in untreated tap water Discus leans over and leans agaist rocks, wood or side of tank etc, and in some cases breathing heavy. PLAN OF ACTION. Carry out a 50% water change wiping down all the sides of the aquarium. In most cases this is Nitrite poisoning. Address water quality. Add salt to water to help distress. Swollen Abdomen or Eyes (Bacterial infection