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Lionhead goldfish were bred to mimick the appearance of this mythological Asian animal. Lionheads were bred in China to depict the image of the mythical Chinese lion-dog (the shishi, in Japanese legend). [2] They were introduced to Japan from China during the 17th and 18th centuries.
Argulus foliaceus. Argulus foliaceus, also known as the common fish louse, is a species of fish lice in the family Argulidae. [1] It is "the most common and widespread native argulid in the Palaearctic" [2] and "one of the most widespread crustacean ectoparasites of freshwater fish in the world", considering its distribution and range of hosts. [3]
Egg-fish goldfish Shukin; The Lionchu or lionhead-ranchu is a goldfish that has resulted from crossbreeding lionheads and ranchus. [39] [40] The egg-fish goldfish is a goldfish that lacks a dorsal fin and has a pronounced egg-shaped body. [41] [42] The Shukin is a Ranchu-like goldfish developed from Ranchus and Orandas at the end of the 19th ...
The Lionchu or lionhead-ranchu (Thai: สิงห์ลูกผสม) is a variety of goldfish that has resulted from crossbreeding lionheads and ranchus. [ 1 ] [ 2 ] Description
Lionhead goldfish - It is similar to the eggfish goldfish, but with a head growth or wen similar to oranda goldfish, except that it has no dorsal fin. It has a soft, spongy head growth and should not be kept in an aquarium with rough objects that can harm its head growth, which may cause infection.
Like humans and other animals, fish suffer from diseases and parasites. Fish defences against disease are specific and non-specific. Fish defences against disease are specific and non-specific. Non-specific defences include skin and scales, as well as the mucus layer secreted by the epidermis that traps microorganisms and inhibits their growth.
The following is a list of aquarium diseases. Aquarium fish are often susceptible to numerous diseases, due to the artificially limited and concentrated environment. New fish can sometimes introduce diseases to aquaria, and these can be difficult to diagnose and treat. Most fish diseases are also aggravated when the fish is stressed.
Diseases frequently seen in common goldfish include: Swim Bladder Disease is developed when the fish has buoyancy problems due to internal gas build-up. [4] Swim bladder disease may be caused by insufficient fiber, poor water quality, or overfeeding. The fish "may also look physically swollen or bloated..."; it may also swim sideways or upside ...