Fish diseases and parasites
Like humans and other animals, fish suffer from diseases and parasites. Fish defences against disease are specific and non-specific. Non-specific defences include skin and scales, as well as the mucus...
Fish diseases and parasites - Wikipedia
Harmful algal bloom
An algal bloom is a rapid increase or accumulation in the population of algae (typically microscopic) in a water system. Cyanobacteria blooms are often called blue-green algae. Algal blooms may occur ...
Harmful algal bloom - Wikipedia
Cleaner fish
Cleaner fish are fish that provide a service to other fish species by removing dead skin and ectoparasites. This cleaning symbiosis is an example of mutualism, an ecological interaction that benefits...
Cleaner fish - Wikipedia
Aquaculture of salmon
The aquaculture of salmonids is the farming and harvesting of salmonids under controlled conditions for both commercial and recreational purposes. Salmonids (particularly salmon and steelhead), along ...
Aquaculture of salmon - Wikipedia
Disease in ornamental fish
Ornamental fish kept in aquariums are susceptible to numerous diseases. The study of fish diseases has remained a rudimentary branch of veterinary medicine. Due to their generally small size and the...
Disease in ornamental fish - Wikipedia
Scombroid food poisoning
Scombroid food poisoning is a foodborne illness that results from eating spoiled (decayed) fish. Along with ciguatera, it is listed as a common type of seafood poisoning.However, it is often missed be...
Scombroid food poisoning - Wikipedia
Ichthyoallyeinotoxism
Ichthyoallyeinotoxism, or hallucinogenic fish inebriation, comes from eating certain species of fish found in several parts of the tropics, the effects of which are reputed to be similar in some aspec...
Haff disease
Haff disease is the development of rhabdomyolysis (swelling and breakdown of skeletal muscle, with a risk of acute kidney failure) within 24 hours of ingesting fish.
It was first described in 1924...
Dactylogyrus vastator
Dactylogyrus vastator is a hermaphroditic flatworm of class Monogenea. It is an ectoparasite of fish which infests the gills. It is problematic on fish farms. It is otherwise non-hazardous to humans.<...
Nanophyetus salmincola
Nanophyetus salmincola may be the most common trematode endemic to the United States. In particular, the parasite is a food-borne intestinal trematode prevalent in the coast of the Pacific Northwest....
Nanophyetus salmincola - Wikipedia
Edwardsiella tarda
Edwardsiella tarda is a member of the Enterobacteriaceae family. The bacterium is a facultatively anaerobic, small, motile, gram negative, straight rod with flagella. Infection causes Edwardsiella sep...
Spironucleus salmonicida
Spironucleus salmonicida is a species of fish parasite. It is a flagellate adapted to micro-aerobic environments that causes systemic infections in salmonid fish. The species creates foul-smelling, pu...
Fin rot
Fin rot is a symptom of disease or the actual disease in fish. This is a disease which is most often observed in aquaria and aquaculture, but can also occur in natural populations.Fin rot can be the r...
Edwardsiella ictaluri
Edwardsiella ictaluri (also known as Enteric Septicaemia of Catfish, Hole in the Head Disease, and ESC) is a member of the Enterobacteriaceae family. The bacterium is a short, gram negative, pleomorp...
Infectious pancreatic necrosis
Infectious pancreatic necrosis (IPN) is a severe viral disease of salmonid fish. It is caused by infectious pancreatic necrosis virus, which is a member of the Birnaviridae family. This disease mainl...
Spring viraemia of carp
Spring viraemia of carp, also known as Swim Bladder Inflammation, is caused by a rhabdovirus called Rhabdovirus carpio. It is listed as a notifiable disease under the World Organisation for Animal He...
Fish acute toxicity syndrome
Fish acute toxicity syndrome (FATS) is a set of common chemical and functional responses in fish resulting from a short-term, acute exposure to a lethal concentration of a toxicant, a chemical or mate...
Tench
The tench or doctor fish (Tinca tinca) is a fresh- and brackish-water fish of the cyprinid family found throughout Eurasia from Western Europe including the British Isles east into Asia as far as the ...
Tench - Wikipedia
Genetically modified salmon
AquAdvantage salmon is the trade name for a genetically modified Atlantic salmon developed by AquaBounty Technologies. A growth hormone-regulating gene from a Pacific Chinook salmon and a promoter fr...
Lymphocystivirus
Lymphocystivirus is one of five genera of viruses within the viral family Iridoviridae, and one of three genera within this family which infect teleost fishes, along with Megalocytivirus and Ranavirus...
European Community Reference Laboratory for Fish Diseases
The European Community Reference Laboratory for Fish Diseases is located in Frederiksberg in Denmark at the National Veterinary Institute (a part of Technical University of Denmark).A main purpose of ...
Tropical Fish Hobbyist
Tropical Fish Hobbyist Magazine (abbreviated as TFH Magazine) is a monthly magazine geared to hobbyist keepers of tropical fish, with news and information on a variety of topics including: Care & ...
Zebra oto
The zebra oto or tiger oto (Otocinclus cocama) is a fish of the genus Otocinclus of the family Loricariidae that originates from Peru.
The zebra oto was described in 2004 from a tributary of the R...
Wardley (company)
Wardley is one of the largest domestically manufactured line of aquatic fish foods and remedies in the United States.
It was primarily established as a distributor of various aquarium and pet prod...
Tetracapsuloides bryosalmonae
Tetracapsuloides bryosalmonae is a myxozoan parasite of salmonid fishes. It causes proliferative kidney disease (PKD), one of the most serious parasitic diseases of salmonid populations in Europe and ...
Saprolegnia
Saprolegnia is a genus of freshwater mould often called a "cotton mould" because of the characteristic white or grey fibrous patches it forms. Current taxonomy puts Saprolegnia as a genus of the heter...
Betanodavirus
Betanodavirus or nervous necrosis virus (NNV) is a viral genus classified in the family Nodaviridae. It contains four recognized species: Barfin flounder nervous necrosis virus (BFNNV), Redspotted gro...
Betanodavirus - Wikipedia
Aeromonas hydrophila
Aeromonas hydrophila is a heterotrophic, Gram-negative, rod-shaped bacterium mainly found in areas with a warm climate. This bacterium can be found in fresh or brackish water. It can survive in aero...
Aeromonas hydrophila - Wikipedia
Renibacterium salmoninarum

Renibacterium salmoninarum is a member of the Micrococcaceae family. It is a Gram-positive, intracellular bacterium that causes disease in young salmonid fish. The infection is most commonly kno...