| 单词 | white spot disease |
| 释义 | > as lemmaswhite spot disease 3. More fully white spot disease. A disease affecting fish in aquariums, hatcheries, and fish farms, characterized by the development of small white spots on the skin and gills, and caused by the ciliate protozoan parasites Ichthyophthirius multifiliis (in fresh water) and Cryptocaryon irritans (in salt water). ΘΚΠ the world > health and disease > ill health > animal disease or disorder > disorders of fish > [noun] fungus1880 salmon disease1880 furunculosis1912 white spot1928 columnaris1945 whirling disease1961 UDN1968 1928 Sci. Monthly Sept. 267/2 The 'itch' or 'white spot' disease, spreads very rapidly and is often the cause of a heavy mortality among young bass. 1952 G. F. Hervey & J. Hems Freshwater Trop. Aquarium Fishes vii. 77 (heading) Ichthyophthiriasis, White Spot or Ick. Cause:..The activity of the protozoan parasite, Ichthyophthirius. 2010 N.Y. Times (National ed.) 11 Jan. a11/4 There will also be fish that die later..from diseases like Ichthyophthirius multifiliis (also known as white spot disease, which makes a sick fish look as if it has been salted). < as lemmas |
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