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Oodinium, a genus of parasitic dinoflagellates, causes velvet disease in fish. Velvet disease (also called gold-dust, rust and coral disease) is a fish disease caused by dinoflagellate parasites of the genera Amyloodinium in marine fish, and Oodinium in freshwater fish. The disease gives infected organisms a dusty, brownish-gold color. The ...
Adult Siamese fighting fish (Betta splendens) with velvet disease. Oodinium is a genus of parasitic dinoflagellates. Their hosts are salt- and fresh-water fish, causing a type of fish velvet disease (also called gold dust disease). One species has also been recorded on various cnidarians. [2]
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 layer secreted by the epidermis that traps microorganisms and inhibits their growth.
Erythrolamprus typhlus, the blind ground snake or velvet ground snake, is a species of South American snake in the family Colubridae. It is found in Colombia , Venezuela , Guyana , Suriname , French Guiana , Brazil , Peru , Ecuador , Paraguay , and Bolivia .
Columnaris disease in young fish is acute and damages the gills, leading to death by respiratory distress. [1] In chronic cases, fin rot, or frayed and ragged fins, can appear. Lesions begin at the base of the dorsal fin on the back of a fish and spread over time, hence the name saddleback disease. Ulcerations on the skin, and subsequent ...
The biggest clue to Goldfish’s identity came on Queen Night. “I had just gotten a dream role, but the night before my debut, I received the worst news I could have ever imagined. I lost my No ...
Capture (blue) and aquaculture (green) production of Channa micropeltes in thousand tonnes from 1950 to 2022, as reported by the FAO [2]. Channa micropeltes, giant snakehead, giant mudfish or toman harimau, is among the largest species in the family Channidae, capable of growing to 1.3 m (4.3 ft) in length and a weight of 20 kg (44 lb). [3]
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