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Koi Fungus Treatment & Identification 2021 (Pictures

  1. This is most commonly used to treat saprolegniasis, or cotton wool disease, which, as mentioned above, is the most common fungal infection in koi. Since the cotton molds can withstand increased salt levels, you may need to increase salinity by as much as 1 to 2.5% in order to actually kill off the Saprolegnia
  2. 12 Common Koi Diseases and Treatments. Here is a quick view of the 12 most common koi fish diseases. Below are tables with more in-depth diagnosis tips, along with a searchable table with 54 known koi fish diseases to help you hone in on what is bothering your fish. 1. Anchor Worm. A rod shaped parasite which can usually be seen with the naked
  3. fish diseases pictures Gill Rot Gill rot fish diseases pictures. This disease occurs the most of all the koi diseases. Irrespective of conditions of breeding or sizes of koi, it occurs. It often does at high temperature above 20 degrees centigrade, but sometimes below the temperature, to

HELP, Is My Koi Sick?!? - Diagnose Symptoms & Koi Fish

Common Koi Fish Diseases. Koi fish diseases are usually caused by parasites, worms, or bacteria. A fungus can also start growing on fish and it isn't good for them. Common diseases that come from these sources are: Ich (parasites) Dropsy (bacteria) Flukes (worms) Fin Rot (bacteria) Anchor Worm (worms All in all, these books are great for beginners and advanced koi keepers alike, offering some amazing insight and overviews for a wide range of care facets, including common health disorders and diseases alongside symptom photos and other useful pieces of information to help keep your koi fish healthy and happy Koi and goldfish are typically very hardy, robust fish and don't often once become sick once they have settled into the pond. Occasionally, goldfish and koi disease occurs in ponds as fish fall prey to parasitic, bacterial or fungal attacks. The causes of fish diseases are varied and can range from a sudden drop in water temperature, predator. This is a viral disease in fish (especially in carp-like fish like koi.) The trigger is a virus by the name of Rhabdovirus carpio (RNA virus). This disease usually occurs in the spring in ponds with water temperatures between 10 to 20 °C

It's a fungus, probably sap, and that's a LOT of fungus. Sadly, it's a bugger to treat, but that is the correct treatment. I had a case when a koi jumped and landed on the grass, in the end I had to anaesthetise the fish, trim away the tissue that was affected, treat with Malachite and seal, repeated weekly for a few weeks Difficult to treat while on the host koi. Salt solution of 0.3%-0.5% at no more than 80ºF. Raise salinity slowly to acclimatize fish. Monitor water temps for salting periods. 50ºF 14-21 days. 60ºF from 10-12 days, 65-70ºF from 7-8 days. 75-80ºF 2-5 days. Try malachite green and formalin if salt is ineffective Jun 19, 2020 - Understanding koi diseases and the best way to treat them. See more ideas about koi, disease, koi fish Sluggishness, flashing, spider web lesions on skin, color loss, reddened fins, drooping fins, fin damage. Skin Flukes (Gyrodactylus) OTC medication for parasites. Lack of appetite, weight loss, small holes or eroding pits appearing in the head. Hole in Head Disease (Hexamita) more common in cichlids Koi Diseases and Their Treatments. One of the most common diseases found in Koi is Ich. It is a protozoan that begins its growth in the pond and later attaches to the gills of the Koi as it matures. Ich can kill smaller Koi, especially in crowded ponds. An Ich infection shows up as a group of white spots dotted all over the body of the fish

The viral diseases that impact koi differ from other illnesses because there are no known cures. Carp Pox, Koi Herpes Virus (KHV), Spring Viraemia of Carp (SVC), and Carp Edema Virus (CEV) are the four viruses that most commonly impact koi. While KHV has a mortality rate of about 90%, carp pox is not dangerous and is dormant in many fish The Causes of Ulcers Ulcers are bacterial infections which eat away at the flesh of the fish.In most cases I have worked with, they are precipitated by a parasite infection. Whether it be flukes or protozoa, the slime coat is compromised and the ubiquitous aeromonas/pseudomonas bacteria are able to get a foothold. Sometimes there are no parasites involved and the problem is strictly bacterial Every spring is koi season at Aquatic Veterinary Services! Here are our most common spring diseases in koi we can expect to see and the signs you should be aware of if any of these diseases are present in your pond. 5. Carp Pox. Although not THE koi herpes virus, carp pox is also known as cyprinid herpesvirus-1. It causes lesions within the. Koi Carp Diseases. Koi fish and Goldfish are popular pets for pond owners as they are not only beautiful but are resilient too. These fish do not fall ill easily and have a lifespan of 30 years. Koi fish which have ideal pond conditions rarely get sick. Pond owners should check their Koi for unusual behavior, loss of appetite and weight Your Koi is a unique species of aquatic life. The Koi fish symbolizes friendship and love. It is a popular fish that developed long ago in the 1820s in Japan..

When transfering the koi back to the pond take the time to inspect the koi for another other signs or ailments or diseases. VELVET DISEASE. Velvet Disease appears as a mass of yellowish white velvety dots on the fins and body of koi. If the fish are left untreated Velvet Disease will be fatal Koi carp can fall prey to a variety of diseases. Your Koi rely on you to provide a healthy environment in their pond and to ensure that their lives are stress free. Diseases in koi usually result from the following issues: High ammonia levels in the water Low oxygen levels Handling the fish Poor water qualit Koi carp from Koi Water Garden Ltd, how to identify and eradicate parasites, high quality japanese Koi Carp at sensible prices . Top quality hand selected Japanese Koi Carp at sensible prices. Dormer Cottage, Spurgrove Lane, Little Frieth, Nr. Henley on Thames, Bucks, RG9 6NU. Phone/Fax: 01494 882600. Order Hotline: 07814 011357 Steps To Treat Ulcers in Koi: Catch the fish and transfer it to an appropriately sized container. At this point you may choose to anesthetize the fish to make handling it easier, especially if it is over 12 long. Oil of cloves works very well and is readily available.. Take a Q-tip, dip it in the peroxide and begin to gently but firmly. Carp pox disease (Cyprinid herpesvirus 1; CyHV1) is caused by a different herpesvirus from KHV (Herpesvirus cyprini) that has a wide geographic distribution and affects common carp and koi. Carp pox typically causes smooth raised growths (wart-like masses) on skin and fins of older fish but may be associated with high mortality in fry.

Early Detection and Diagnosis of Koi Fish Diseases. Attention !! Related here is a very brief explanation only. Please check on the technical book for the details of diseases and their treatments. Introduction - Koi Fish Diseases - It is said that the optimal water temperature to keep Koi healthy is 24 ~ 25℃ Simply put, Koi are like people in that some are tougher than others. Some can be more resistant to disease for many reasons, like genetics and their environment, to name a few. As you know, Koi can tolerate the cold, but some do this better than others just as with people For koi keepers, there is one pathogen that you should be on the lookout for especially, and that's cyprinid herpesvirus 3 (CyHV3) better known as koi herpes virus, (KHV). This lethal disease is the nemesis of koi keepers, carp fisheries and farmers all over the World, it can kill entire populations of carp The virus does not affect carp. A related herpesvirus (koi herpesvirus) is exotic to Australia. Prevention of diseases. The first step is to quarantine new fish and screen them for the diseases described above, before introducing them to the main farm ponds. Obtain stocks from farms free of goldfish ulcer disease, Argulus and Lernaea in particular The best way to prevent Koi carp diseases in the first place is to keep a clean and healthy living environment for the Koi fish, whether it is in a pond or a fish tank. By Maryam Cheema, published at 03/18/2012. Rating: 4/5 (11 votes) How To Treat Koi Carp Diseases . 4 of 5 based on 11 votes

Koi Carp are fairly healthy animals if cared for properly and prone to very few diseases. Most of the diseases they tend to suffer from are usually easily treatable too, and so caring for a Koi is typically easy if their habitat and diet are properly maintained. Suitable for 31 koi diseases and their treatments -learn how to diagnose and treat your sick koi. Article by Koi-Care.com: For All Things Koi. 18. Fish Ponds Goldfish Koi Sick Pet Tips Treats Learning Gardening Animaux 31 koi diseases and their treatments -learn how to diagnose and treat your sick koi. Article by Koi-Care.com: For All Things Koi. 2. Goldfish Koi Sick Treats Learning Sweet Like Candy Goodies Studying Teaching Prussian carp (European)--Carassius auratus gibelio. Goldfish (Asian)--Carassius auratus auratus. Carp in the genus Cyprinus all have two pairs of barbels on the upper lip (maxilla). Carp in the genus Carassius do not have barbels. Introduction . Fish diseases can be very perplexing and frustrating for the koi pond keeper

Koi Diseases Tested Treatments destroy them Learn How 201

Carp pox is an external benign viral disease, which appears mostly in cold times in cyprinus carpio type fish. Since several clients have sent us pictures of their affected koi, I thought it would be a good idea to write an article about this disease called carp smallpox. Carp pox is expressed through a gray, white layer on the skin and fins Simply spread a thin even layer over the entire site and extend just slightly beyond the wound area. This will give it some firm skin or scales to adhere to. Take as much time as you can , considering the fish is under sedation, and blow dry the liquid bandage as much as feasible Koi fish farming is also a very ancient activity, integrated over the centuries into Chinese and Japanese culture and lifestyle. Now recognized and practiced in many countries, it has become one of the most sophisticated and exciting areas of aquarium keeping. Although distant carp cousins, the koi fish should not be confused with a pond.

Field Investigations on a Serious Disease Outbreak among Koi and Common Carp (Cyprinus carpio) in Indonesia AGUS SUNARTO, TAUKHID, reaction assay to detect the virus in koi, Cyprinus carpio koi. Diseases of Aquatic Organisms 48, 101-108 Dropsy in koi is not a disease, but rather the result of some other cause. There are multiple possible reasons; the most common cause of Dropsy in koi fish is from a bacterial infection that has gained access to the kidney and or liver through the blood stream. An alternative method of contracting Dropsy is brought about by a rare fish parasite. Carp Pox. (Cyprinid Herpesvirus-1) Treatment: Not curable but not life threatening to adult fish. Usually disappear in warmer water (75-80 degrees) with 0.3% of salinity. Koi Health & Disease 2006. By Dr. Erik Johnson. Step by step, recipe-type instructions on how to navigate through a disease outbreak The ghost koi may have a relatively wilder heritage, but it's actually the best koi for beginners. Compared to other koi breeds, the ghost koi is hardier and less susceptible to diseases. Note, however, that since the ghost koi is closer to the common carp, it is typically bigger than other koi breeds

Koi herpesvirus disease (KHVD) is a disease of common carp, Cyprinus carpio, and its ornamental varieties that has had a significant effect on their culture since the mid- to late-1990s.The disease, as far as is known, only affects C. carpio, but the causative virus is highly infectious for that species and is easily transmitted to susceptible individuals or populations Parasites are opportunistic. Healthy koi are normally able to keep parasite numbers under control. Most koi carry some parasites just like dogs and cats carry fleas. Healthy mucus on a koi damages parasite mobility and koi will produce more mucus (sometimes to excess) when parasites are present in numbers

Koi carp can get very expensive, the cost vastly varies depending on the size and color of the carp. The price range can vary from a broad range of $10 to several thousand dollars (even hundreds of thousands or millions on dollars in some rare cases) depending on the size, rarity and color variation Koi herpes virus (KHV) is a viral disease that is very contagious to the common carp Cyrpinus carpio and has a very high mortality rate. It is most common found in ornamental koi and carp fishing venues. The first case of KHV was reported in 1998, but not confirmed until later in 1999. KHV is a notifiable disease in the UK Diseases. Koi are a very hardy breed of fish compared to goldfish, which makes them a perfect fit for extreme weather. However, under circumstances, Koi develop some conditions that might cease their growth and overall performance. Some common Koi diseases are Aeromonas, carp pox, Dropsy, costia, columnaris, and anchor worms AEROMONAS KOI ULCER PICTURES WITH STEP BY STEP HEALING. Day one: The Koi had 5 large ulcers, 2 one side of the tail and the other 2 were on the opposite side of the tail. In addition there were 9 small ulcers that were approximately 1/4″across on the other side of the tail. The 5th ulcer completely took out the pectoral fin

(Carp pox) The semi-translucent lumps resembling blobs of white to pink candle wax that occasionally spontaneously appear on koi are the common symptoms of what is generally known as carp pox. Carp pox is the visible symptom of the herpes virus Cyprinid Herpesvirus 1, or CyHV-1 The history of koi fish is as colorful and interesting as the koi themselves! The koi fish is thought to date all the way back to 200 B.C., when the Chinese invaded Japan and brought with them the common carp (Cyprinus carpio). For centuries, they were only used as a food source by the Japanese Aug 23, 2018 - This blog describes dozens of koi diseases as well as the most appropriate treatments. The sooner you can diagnose, the sooner you can cure them. Explore. Art. Paintings. Painting Media. Watercolor Koi Fish. Article from giobelkoicenter.com. Koi Diseases Tested Treatments destroy them Learn How 2019.

11 Koi Fish Diseases And How To Treat Their Main Cause

KHV is a serious viral disease of fish and is a listed disease in the United Kingdom. It affects all varieties of common and ornamental carp species (Cyprinus carpio) and can result in large scale. Carp Pox is a viral disease which is caused by the herpesvirus infection. It is one of the oldest diseases seen in fish. As the disease weakens the fish with infection and lesions, it leaves the fish susceptible to secondary infections by other microorganisms. The fish also become disfigured by the disease Ulcer disease is a particularly destructive bacterial disease. Seen on koi and goldfish, it starts out as a red or white pimple and quickly widens into a large hole or ulcer. It can advance all the way into the muscle of the fish. It is very important to catch this disease in its earliest stages A Distressing Condition Fish gills are susceptible to parasite, bacterial and fungal diseases. Another common condition is hyperplasia, which if not resolved is often fatal. Gill problems are a major cause of fish losses, particularly, it seems, koi. It is a distressing condition to deal with, both for the fish and owner, as too often.Read mor

Books On Koi Diseases And Symptom Picture

Koi Disease Diagnosis and Treatment - Hydrospher

Cyprinid herpesvirus 3. Synonyms. CyHV-3. Koi herpes virus. KHV. A platinum Ogon koi, with skin reddening due to Cyprinid herpesvirus 3 infection. Cyprinid herpesvirus 3 (also CyHV-3, koi herpes virus or KHV) is a species of virus causing a viral disease that is very contagious to the common carp Cyprinus carpio Fish, including species such as goldfish and koi, are one of the most common type of pets in the world. Goldfish and koi are members of the carp family, but they are different from each other in that goldfish do not have any barbels, which are tactile organs containing the taste buds, around the mouth Butterfly koi is a variety of ornamental fish developed during the middle half of the 20th century by Japanese breeders to increase the traditional koi's hardiness. The other fish involved in the butterfly koi's creation is the longfin river carp, also responsible for its elongated finnage

A cousin of Koi Herpes Virus, Koi Pox, also known as Carp pox in koi, is also a herpes virus (Cyprinid herpesvirus-1).It is a fairly common disease for our office to see and this time of year, in colder water, you may be seeing more clinical signs than usual Furunculosis, aka Ana aki (in Japanese), is a condition evidenced by open ulceration (furuncle sores) mainly in freshwater pond fishes, such as ornamental koi carp and goldfish, though it has been identified in nine families of fishes. This disease can lead to open wounds, disfiguring loss of scales and scars, septicemia, internal infection and death Fish Pox (Carp Pox) Fish pox, also known as carp pox, most commonly affects domestically kept koi carp. However, goldfish and many other species of fish are also prone to contracting the condition, particularly if they are kept together with koi carp in ponds. Read this article to find out all about pox in goldfish. Goldfish & Leeche Koi are those brilliantly colorful and gracefully mobile domesticated freshwater fish that are kept primarily in ponds worldwide. It could be tough to think, but these fish are essentially derived from the popular carp commonly discovered in the wild, the colors of which are dull and typically grey or brown - a far cry from the vibrant reds, deep blacks, and shimmering whites of the koi 2021-01-08. 2014-05-21 by The Goldfish Tank. Ulcers in goldfish can be caused by a range of different diseases, but they are almost exclusively bacterial in nature. The two most common types of bacterial goldfish ulcers are Aeronores and Pseudomonas. However, as the treatment of bacterial goldfish ulcers are the same regardless of the bacterial.

Identifying Fish Diseases In The Pond Before It's Too Lat

Shop high-quality unique Carp Picture T-Shirts designed and sold by artists. Available in a range of colours and styles for men, women, and everyone High quality Carp inspired hardcover journals by independent artists and designers from around the world. Your secrets and dreams written in ink, or drawn in pencil, and hidden behind your favorite art. Hardback journals from Redbubble are so very versatile and lucky for you they're available in a ruled, graph or blank 90gsm paper. All orders are custom made and most ship worldwide within 24. Trade Name: S.V.C. Virus, Spring Viremia of Carp, Infectious Dropsy. Heating the water to 86 °F for 7 days has shown to kill this virus. Secondary infections may be treated with Koi Fix ® -or- Oxytetracycline + Oxolinic Acid in the feed. Forma-Green may be used in the water if the fish have ulcerations

Help With Disease Identification (Photo Attached) - Koi Foru

Jun 18, 2020 - This article describes dozens of koi diseases as well as the most appropriate treatments. The sooner you can diagnose, the sooner you can treat Costia; Costia is a minute Flagellate with 3-4 flagella. It affects both the skin and gills of Koi, and reproduces itself by binary fission. Infestations of this parasite can appear very rapidly indeed, and Koi suffering infestations exhibit the classic symptoms of lethargy, clamped fins, rubbing and flashing and the skin can take on a grey white opaqueness Koi pond Pictures by Elenathewise 27 / 2,194 Koi carp black and white fish Stock Photographs by Krisdog 44 / 13,502 Koi Picture by Elenathewise 2 / 770 Yellow Butterfly Koi and a Pink Water Lily Stock Photo by LynneAlbright 6 / 516 koi fish Stock Photography by eskaylim 9 / 535 Big colorful Koi carp Stock Image by yuyang 5 / 371 Five Koi Stock.

How to Recognize and Treat Common Koi Fish Illnesses

Causing 'carp edema' determined that KSD-virus is the same as the carp edema virus. None of the koi held in 0.5% salt water showed sleepy disease during a 25 d experimental period; fish diseases. Kouseisha-Kouseikaku, Tokyo, p 109-120 (in Japanese) 207 Editorial responsibility:. Look for fluke in koi fish that exhibit these signs: lethargy, redness or irritated skin, excessive mucus covering on skin, isolation and weakness. You will notice that your fish become thin to emaciated, become listless, and see the appearance of a milky film surrounding the fish. This is referred to as 'gray slime disease' and is the koi. SVC is a serious viral disease that affects carp species and can cause widespread fish kills. The virus weakens a fish's immune system and can cause symptoms such as lethargy, dark skin, pop-eye.

These fish have various tumors and lumps. Go to the fish tuberculosis photos page to see photos of fish with those types of tumors. Betta with Tumor. Goldfish with Black Lump. Goldfish with Tumors. Goldfish with White Lump. Goldfish with White Lump #2 Showa - this type of beautiful koi fish has a black body with white and red markings. Ochiba - this type of fish is light blue colored koi with yellow markings. The word ochiba means fallen leaves. Buttefly koi - a type of koi fish that are bred with asian carp. Its color is determined by the type of koi that is bred with the carp Koi Fish Hiding. Koi fish behavior doesn't include fun games of hide-and-seek. If your pond fish are hiding then something is wrong, usually having to do with predators. Since fish don't know any martial arts, they tend to hide instead. These are other reasons your fish will hide: Predators. Change in water quality Japanese Koi Carp at sensible prices. Dormer Cottage, Spurgrove Lane, Little Frieth, Nr. Henley on Thames, Bucks, RG9 6NU. Phone/Fax: 01494 88260 Cotton Wool Disease. Columnaris (Flexibacter columnaris) or Cotton Wool Disease is another bacterial infection. The common name comes from the white tufts that develop around the mouth and spread to the body and fins, often leading to ulcers and a thin appearance. Often mistaken for a fungal infection because of its mold-like lesions.

180 Dealing with Koi Diseases ideas koi, disease, koi fis

Pop-eye is a condition resulting from injury, bacterial infection or poor water quality. Pop-eye can be fatal if left untreated in koi. As the name suggests, the condition results in the fish's eye appearing to pop-out of the socket. Distended eyes are a result of inflammation in the eye or around. For koi, carp pox (Cyprinid herpesvirus-1) and hikui should also be differentials. This self-limiting disease will not cause any severe health issues and only alter the fish's external appearance. This self-limiting disease will not cause any severe health issues and only alter the fish's external appearance Pond fish disease treatments help and advice Care for your pond fish. Fish can develop diseases and infections alarmingly quickly. Stress can lower the fish's immune system and leave them vulnerable to all types of nasty health problems

Herpesvirus disease of koi is a recently discovered infection in koi - an ornamental domesticated variety of the common carp. The gills of the infected fish show serious tissue damage. Due to death of gill tissue, the fish are unable to breathe and have acute respiratory distress accompanied with lethargy Blue Ridge Koi & Goldfish America's largest & longest-running Koi & Goldfish farm. We offer a wide variety of Koi, Butterfly Koi, Goldfish and Other Coldwater Ornamentals for your garden center, pond store or pet shop. Our wholesale prices can't be beat, and our 30 Day No Questions Asked Guarantee means that you never have [ Netherton Koi, Newton Abbot. A great selection of Japanese Koi for sale. to sell cold water ornamental fish and our fish are quarantined and regularly health checked to ensure that they are disease free and in great health. We are always happy to provide advice where needed. Follow us on Facebook for pictures of our latest stock, customer. Koi herpesvirus (KHV) Cyprinid herpesvirus-3 (CyHV-3) Carp pox Of the koi and goldfish herpesviruses, carp pox is most like chicken pox in humans. The virus is globally distributed in koi and common carp. When the immune systems of infected fish are slowed by cold temperatures, the virus sometimes produces a skin disease, but it is rare for.

Fish Diseases

Carp Pox should be differentiated from other viral and non viral eruptions with a microscope. AEROMONAS KOI ULCER PICTURES WITH STEP BY STEP HEALING. Koi & Pond Fish, Recommendations, Resources, Viruses like KHV - Viral diseases, like Koi Herpes virus and some of the skin-viruses that cause warts Swim Bladder Disease affects a fish's swim bladder which is the organ that helps in maintaining a fish's ability to balance and swim in a normal position. I have pictures. i have a koi carp about 18 inches long over the last few days i have notice it has red lines on its belly and is swimming around with its nose down and its tail. Salt for koi: Dilution of salt after several 10% and 15% water changes. On the left side of the table the amount of salt shown in the water while carrying out constantly a change water of 10%. The last line shows that after 10 water changes of 10% there is still 34.87% of the added salt. The left side of the table shows the same calculations.

Koi Health | Pond Disease Diagnostics | Sick FishKoi Fish Illness: Performing A Check-Up — Koi Story

Chart on Fish Diseases, Symptoms and their Treatment

For one, overstocking the pond with too many fish can cause territorial issues, spatial issues, and can end up stressing your koi out. At the same time, the more fish there are in the pond, the heavier the bio load, the more waste and ammonia will be created, thus creating ideal conditions for flukes Koi fish and Goldfish are distant cousins as they both decent from Carp, but goldfish came about long before koi fish did. Koi Fish Facts - Biology. The largest koi fish ver recorded was a whooping four feet long and 91 pounds! The monster sized fish was later sold to the koi enthusiast Geoff Lawton where she received the name Big Girl Constipation. C onstipation in goldfish and koi is very common. The cause is usually overfeeding and incorrect diet. Symptoms include swollen stomach region and a lack of appetite. Often the fish will rest at the bottom of the tank and will not move much if at all. Treatment for this condition is to stop feeding the fish for several days

Koi Diseases and Their Treatments - Clarkes Ko

complete. It's not a strictly koi book but there is considerable applicable info on koi. Diseases of Carp and other Cyprinid fishes, Hoole, D., et al (2001) ISBN 0852382529, 264 pages. Hardcover. Spike - This is a technical book that addresses diseases only and does a very good job of that. It cannot be looked to for cures. Has a very good. Today's koi and goldfish varieties arose from breeding efforts that began in China during the Tang Dynasty (618-907 BCE). The Prussian carp (Carassius auratus gibelio) was a food fish kept in ponds.The fish were not exciting to look at, having a drab olive green color

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Koi Fish Skin Fluke: Skin fluke parasite, Gyrodactylus, is physically similar to gill fluke; the body shape is the same and it also has a series of gruesome hooks called haptor for attaching to the Koi. However, it has several differences. Gyrodactylus Koi parasite is generally found on the body or flank rather than on and around the gills of a host fish Background ‐ Hikui disease is a well‐known disfiguring disease of koi carp (Cyprinus carpio) primarily affecting fish with red pigmentation. It causes light orange to golden yellow, multifocal to coa.. koi carp eye photographed from a close up point of view, oxfordshire, england, united kingdom - indoor fish farm stock pictures, royalty-free photos & images norwegian fish farm workers inoculating salmon against diseases - indoor fish farm stock pictures, royalty-free photos & image Dead fancy carp fishs or Koi carp fishs diseases infected on the green grass. Dead fancy carp fishs or Koi carp fishs diseases infected on green grass. Mirror carp lies on the grass.freshwater fish.typically with barbels around the mouth.The carp is queen of rivers. Mirror carp lies on the grass.freshwater fis pregnant koi in water. Image Credit: Michael Pemberton/iStock/Getty Images. Pregnant koi is a term for female koi who are filled with eggs they are ready to lay. Koi do not get pregnant and are not live-bearers. Koi fish typically mate in warmer water in the spring or summer seasons. The mating period lasts about two to three days in which.