vertical scale disease

vertical scale disease
dropsy (a swelling of the fish\'s body usually caused by bacterial infection, and also by viral infection, osmoregulatory problems, a flagellate protozoan (Hexamita), aggravated by poor environmental conditions. Serous fluid accumulates in any body cavity. Other symptoms are lethargy, gasping, increased respiration, colour loss, skin ulceration and exophthalmia. Also called pinecone disease (and vertical scale disease) because the scales stick out, and ascites)

Dictionary of ichthyology. 2009.

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