Fish live

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From their brightly colored, shiny scales lớn their relatively easy care, aquarium fish are popular as pets. In fact, millions of households in the United States keep aquarium fish. Fish are great pets for people with pet allergies and have shown to lớn produce calming effects và lớn reduce bao tay ahy vọng people who keep them.

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Like all animals, fish may carry germs that make people sichồng. These germs can also contaminate the water in which fish live.

Although fish and aquarium water can spread germs to lớn people, illness due to keeping fish is rare. By giving routine care to lớn your fish and their aquarium as well as following some simple health tips you are less likely khổng lồ get siông xã from touching, feeding, or owning aquarium fish.


Aeromonas is a type of bacteria that is commonly found in fresh water ponds và aquariums. This germ can cause disease in fish & amphibians. Aeromonas can cause discoloration of the limbs of amphibians và fins of fish. It can also cause internal bleeding in these aquatic animals.

People can become infected through open wounds or by drinking contaminated water. Young children & adults with weak immune systems are most commonly affected và may have sầu diarrhea or blood infections.

Maintaining good water unique in aquariums, promptly removing dead fish, & practicing healthy habits, including hand washing, will reduce the risk of Aeromonas infection.


Mycobacterium marinum is a type of bacteria that causes disease in fish, reptiles, and amphibians. This germ is found in fresh water ponds và aquariums. It is spread khổng lồ people và animals through contaminated aquarium water. All fish are susceptible to mycobacteriosis. This disease is typically slow growing in fish but can affect some fish more quickly. Affected fish may show no signs of illness or may stop eating, thua thảm their fins or scales, develop sores, or appear deformed.

People can become infected with Mycobacterium marinum by having direct tương tác with infected animals or contaminated water (for example, contaminated ponds or aquariums). The most comtháng sign of infection is development of a skin infection. In very rare cases, the bacteria can spread throughout the body toàn thân systems. Infections progress slowly và may get better on their own. In some instances, antibiotics and surgical wound treatments are required lớn prsự kiện deep infection.


Salmonella is a type of bacteria that spreads to people và animals through contaminated food or liên hệ with the stool or habitat of certain animals, including fish. An animal’s aquarium or terrarium may also be a source of Salmonella. Fish carrying Salmonella often bởi not show any signs of disease. Aquariums that contain reptiles or amphibians in addition lớn fish are at a higher risk for having Salmonella.

People infected with Salmonella might have diarrhea, vomiting, fever, or abdominal cramps. Infants, elderly persons, and those with weakened immune systems are more likely than others khổng lồ develop severe illness.


Streptococcus iniae is a type of bacteria that causes serious disease in fish. Fish dying from streptococcal disease often have sầu a disoriented, whirling motion at the water surface, hence the comtháng name of “mad fish disease.” Fish affected by this disease may have small red areas on their skin, và may develop a swollen abdomen và bulging eyes.

People, especially those with open skin abrasions or scrapes, could get infected by Streptococcus iniae bacteria while handling fish or cleaning aquariums. Affected people usually develop a skin infection at the site of open cuts or scrapes. Though rare, more serious illness can happen in people with weakened immune systems.


Healthy habits

mangago.vn recommends washing your hands before và after you work with aquariums or handle fish.To protect your fish, rinse your hands extremely well lớn reduce any soap residue after you wash your hands.Adults should supervise hvà washing for young children.Use h& sanitizer if soap and water are not readily available. Be sure lớn have sầu hand sanitizer readily available near the aquarium lớn encourage guests & children lớn practice good h& hygiene after feeding fish or touching the aquarium.Do not let children younger than 5 years old handle or touch aquariums or aquarium water or feed fish without supervision. Children younger than 5 years old are more likely to get siông chồng from exposure to lớn germs like Salmonella.

Tips for preventing the spread of diseases from fish & aquariums


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Before choosing a fishFind out what types of fish and aquariums are suitable for your family. Certain types of fish require more extensive care và supplies than others.Learn about the different types of aquariums and their maintenance needs. Work with pet store staff khổng lồ decide if a fresh or salt water tank is right for you.Match the form size of the tank to lớn the space available in your trang chủ and khổng lồ the amount of time you have sầu to lớn maintain it. Consider purchasing a second aquarium to lớn be used when you’re cleaning your first tank, or to house new fish before you place them in your established tank. Having a second tank to lớn temporarily house fish may help reduce their căng thẳng và disease.Once you have sầu decided what type of aquarium you want, learn how to mix it up properly. Consider the following:tank size
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gravel typeplantswater temperaturelighting (UV, etc.)aquarium filters and pumpsmethods lớn treat the water (chemically, etc.)frequency of tank cleaning & maintenanceequipment và accessoriesAsk your veterinarian about the proper set-up of your aquarium, the types of fish you should keep, as well as food, care, & environmental requirements of your fish.Before you bring your fish home, make sure your aquarium is ready. Ask your veterinarian about “cycling a tank” lớn get the bacteria & nitroren levels balanced.Choosing aquarium fishLearn which fish can go in the aquarium you have sầu. Most fish live sầu exclusively
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in either saltwater or freshwater, not both. Consider the number of fish khổng lồ keep in your tank; a good standard is 1 inch of fish per gallon of water. Also, evaluate which species of fish can be in the same tank together và what types of food they will need.

Some types of fish, lượt thích male betta fish, can’t be in the same aquarium together because they will fight. However, having multiple female betta fish in the same aquarium is not a problem.Piông chồng fish that are active in their tanks in the pet store. Compare the fish khổng lồ those of the same type around it. Is it acting lượt thích the others or is it off by itself? Is it able to lớn swim normally?Do not select fish from a tank that has a high number of dead fish.Healthy fish should have sầu smooth, sleek, shiny scales that are không tính tiền from discoloration. Their bodies should not have any bumps, & their fins should be intact.
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When bringing a new fish home page, it is very important to lớn acclimate it to your aquarium water. Purchased fish will often be given khổng lồ you in a clear bag with water from their tank at the store. This water will be a different temperature than your aquarium water at home page. To acclimate your fish:Place the entire bag, still intact, in your aquarium khổng lồ float at the surface for about 30 minutes to lớn an hour to lớn acclimate the fish to lớn the temperature of the tank.Then, carefully open và gradually pour the bag khổng lồ release the fish inlớn your tank.Do not remove the fish from the bag with a small net as this may injure the fish.Try not khổng lồ pour too much water from the bag into your aquarium at home page because of the possible germs it may contain.
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Cleaning & maintaining your aquariumBe aware that fish & their aquariums may carry germs.Wash your hands before and after cleaning or maintaining the aquarium or aquarium water. Plan khổng lồ wear gloves when working with rough rocks or spiny fish to lớn avoid injury.If you have sầu any cuts or wounds on your hands, wear

gloves or wait until your wounds are fully healed before working with your fish or aquarium water khổng lồ avoid possible infection.

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Avoid cleaning fish aquariums in areas where people with weak immune systems may be affected.Don’t allow children younger than 5 years of age or people with weak immune systems khổng lồ clean aquariums.Don’t use kitchen sinks to dump aquarium water into lớn or lớn wash aquariums. If you use a bathtub khổng lồ dump aquarium water inlớn or to lớn wash aquariums, clean the tub thoroughly afterwards, và use a commercial disinfectant like bleach according to lớn the manufacturer’s instructions. Do not phối bleach with other cleaners, especially ammonia.Monitor your pet’s healthMonitor your fish daily for signs of illness.

Symptoms may include abnormal swimming; appearance of red, brown, or White splotches; lachồng of appetite; or swelling.

If a fish in your tank ever looks sick, it is best to remove sầu it và place it in a tank by itself. This will help prevent other fish in your main aquarium from getting sichồng.Promptly remove any dead fish from your aquarium to lớn decrease the risk of spreading disease to your other fish.Even though fish appear healthy, they may still spread germs lớn humans. If you become sichồng shortly after purchasing new fish or cleaning your aquarium, make sure to tell your healthcare provider that you have sầu a pet fish.What khổng lồ bởi vì if you no longer want your pet fishDo not release your pet outdoors. Most fish released inlớn ponds or rivers will die, và some grow lớn become a threat lớn natural wildlife populations.Find a new home for your pet:Liên hệ a nearby pet store for advice or for possible returns.Consider giving your pet khổng lồ another fish hobbyist.Liên hệ a local aquarium, school, or zoo to see if they would accept your pet.Talk khổng lồ your veterinarian. He/she may be able lớn help you find a new trang chính for your pet.Fish fin scratches

Some larger fish have sharp points in their fins that could scratch or damage your


skin when you are cleaning or working in the tank. This is an unusual occurrence, but germs can spread from fin scratches or scrapes from the gravel or rocks in the tank, even when the wound does not seem deep or serious.

Some fish are dangerous & even venomous & may not be safe khổng lồ keep. Just because you can buy a fish doesn’t mean that it’s safe or legal lớn own. Some fish have sầu venoms they can release lớn protect themselves, like lionfish & some types of catfish. Most fish vày not have teeth that can cause damage to skin, but some, like piranhas, have sầu very sharp teeth that can cause serious harm.

If you are scratched or bitten by a fish, you should:Wash your wounds with soap and water immediately.Seek medical attention:If the wound becomes red, painful, warm, or swollen, orIf the wound is serious (uncontrolled bleeding, loss of function, extreme pain, or there is muscle or bone exposure).If you seek medical attention, make sure khổng lồ tell your healthcare provider you have had contact with fish and aquariums.

Publications and materials

Brochures

Selecting a Fishexternal iconBrochure, American Veterinary Medical Association

Fish-associated outbreaks

Boylan S. Zoonoses associated with fish. Veterinary Clinics of North America: Exotic Animal Practice. 2011 Sep;14:427-38.

Lahey T. Invasive sầu Mycobacterium marinum infections. Emerging Infectious Diseases. 2003; 9(11):1469-8.

Podcasts

Water frogs, Aquariums, và Salmonella – Oh My!mangago.vn Kidtastics Podcast

Retìm kiếm articles and books

Decostere A, Hermans K, Haesebrouông xã F. Piscine mycobacteriosis: a literature Đánh Giá covering the agent & the disease it causes in fish & humans.external icon Veterinary Microbiology. 2004 Apr 19; 99:159-66.

Gaulin C, Vincent C, Ismail J. Sporadic infections of Salmonella Paratyphi B, var. Java associated with fish tanks. Canadian Journal of Public Health. 2005; 96(6):471-4.

Haradomain authority K, Amano K, Akimolớn S, Yamamokhổng lồ K, et al. Serological và pathogenic characterization of Erysipelothrix rhusiopathiae isolates from two human cases of endocarditis in Japanpdf iconexternal ibé. New Microbiologica. 2011; 34:409-12.

Lowry T, Smith SA. Aquatic zoonoses associated with food, bait, ornamental, và tropical fishexternal inhỏ. Journal of American Veterinary Medical Association 2007 Sep 15; 231(6):876-80. < PDF – 5 pages>

Mohanty BR, Sahoo PK. Edwardsiellosis in fish: a brief review. Journal of Bioscience 2007; 32:1331-44.

Novotny L, Dvorska L, Lorencova A, Beran V, et al. Fish: a potential source of bacterial pathogens for human beingspdf iconexternal ibé. Veterinary Medicine of Czechoslovakia. 2004; 49(9):343–358.

Russo R, Mitchell H, Yanong RPE. Characterization of Streptococcus iniae isolated from ornamental cyprinid fishes and development of challenge models.pdf iconexternal iconAquaculture. 2006; 256:105-10. < PDF – 6 pages>

Stoskopf MK. Fish medicinepdf iconexternal ibé. Philadelphia: WB Saunders Company; 1993. < PDF – 9 pages >.

Verner-Jeffreys DW, Welch TJ, Schwarz T, Pond MJ, et al. High prevalence of multidrug-tolerant bacteria & associated antimicrobial resistance genes isolated from ornamental fish và their carriage water.external ibé PLoS One. 2009; 4(12):e8388.

Additional information

Find veterinarians who focus on or specialize in fish medicineexternal ibé.AquaVetMed.info directory

Habitatitude: Protect Our Environment: Do Not Release Fish and Aquatic Plantsexternal icon.How lớn turn over unwanted pets, và aquatic animal conservation.

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Aquarium Therapyexternal iconNeurobehavioral Research Laboratory and Clinic: Procedures and Facilities.

Stress Reduction, Tropical Fish, và Aquariumsexternal iconMentalHelp.net


Content source: Centers for Disease Control và Prevention, National Center for Emerging & Zoonotic Infectious Diseases (NCEZID)
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