What Is a Virus? Viruses including viral fish diseases are very small infectious agents that multiply only within the living cells of an animal or… Read More »Viral Fish Diseases and Their Control Methods
Fungal fish diseases can become a problem if fish are stressed by disease, by poor environmental conditions, receive poor nutrition, or are injured. If these… Read More »Fungal Fish Diseases and Their Control Methods
Epidemics of bacterial diseases are common in dense populations of cultured food or aquarium fish. Predisposition to such fish diseases outbreaks frequently is associated with… Read More »Other Bacterial Fish Diseases and their Control Methods
Bacterial fish diseases can be very difficult to deal with, so early detection is extremely important so that they can be treated before becoming lethal… Read More »Bacterial Fish Diseases and Control Measures
There are two broad types of fish diseases that affect fish which are the infectious and non-infectious diseases. The diversity and abundance of parasites vary… Read More »Types of Fish Diseases, Determining if Fish are Sick, What to do if Fish are Sick, and The Significance of Fish Disease to Aquaculture
Though they display similar symptoms, and are similar in many respects, there are many differences between bacteria and viruses, and especially the diseases that they… Read More »Differences between Viral Infection and Bacterial Infection
Emerging infectious diseases and parasites on fish are associated with pathogens that have recently increased in incidence, impact or geographic or host range. They may… Read More »Ecological Effects of Parasites on Fish
Fish parasites exhibit a variety of life cycle types. Those that are transmitted from one definitive host (in which they reach sexual maturity) to another… Read More »Life History and Life Cycle of Fish Parasites: Trichodinids, Nematodes, Cestoda, Acanthocephalan, and Leeches
Good taxonomy is essential for ecological, bio-geographical, and evolutionary studies of any group of organisms. Trichodinids are members of the peritrichous ciliates, a paraphyletic group… Read More »Morphology and Taxonomy of Fish Parasites
Parasitic crustacea are increasingly serious problems in cultured fish and can impact wild populations. Most parasitic crustacea of freshwater fish can be seen with the… Read More »Parasitic Crustacea: Ergasilus, Lernaea, Argulus, and Leeches
Management of fish water quality to include colour, pH, dissolved oxygen content, turbidity, total alkalinity and hardness as well as pollutants is important because they… Read More »Proper Fish Water Quality Management Guide
Approximately 75% of world fish production is used for human consumption and the remaining 25% is used to produce fish meal and oil. Fish meal… Read More »Advanced Fish Processing Methods and Overview of Fish Preservation Processing
The richness and variety of various aquatic habitats provide a wide range of possible food organisms and feeding habits of fishes. These originate either from… Read More »Food Organisms and Feeding Habits of Fish
Regarding food studies of fish, food is simply referred to as any ingested material that can be digested, assimilated and utilized for energy production. Each… Read More »Methods of Food Studies of Fish and Analysis of Feed Contents
Fish have some unique anatomical and physical characteristics that are different from mammals; however, they still possess the same organ systems that are present in… Read More »Basic Organs and Major Systems in Fish
Fish processing is a way of preserving fish and at the same time improving their quality. In the process, the properties of the fish change.… Read More »The Different Proper Fish Processing Methods
Proper fish preservation and processing is very important especially since fish is a major source of protein and its harvesting, handling, processing and distribution provide… Read More »Fish Preservation and Processing Guide
There are several variations in fish hormone administration methods. Each method may have some justification, but may not be universally applicable. The technique is adopted… Read More »Methods of Fish Hormone Administration
The techniques of artificial propagation/ induced spawning in fish also known as induced breeding of fish are manifold, all of which are aimed at producing… Read More »Methods of Induced Spawning In Fish
Fish feed formulation represents translation of nutrient and energy requirements of a given species for a given response into an acceptable diet using a balanced… Read More »Proper Fish Feed Formulation Guide
A fish hatchery (Fish hatcheries) is a place where large numbers of fish eggs are artificially fertilized and fry and are hatched in an enclosed… Read More »Operating Principles and Guide for Proper Fish Hatcheries
