Provisional Instruction on the arrangements for combating hexamitosis of fishes (1998). Pays/Territoire Fédération de Russie Type du document Règlement Date 1998 Source FAO, FAOLEX Sujet Pêche Mot clé Maladie des poissons Poissons diadromes Santé des animaux Animaux aquatiques Aire géographique Arctique, Asie et Pacifique, Mer Noire, Mer Caspienne, CEI (Communauté des États indépendants), Europe de l'Est, Europe, Europe et Asie Centrale, Pacifique Nord, Pacifique Nord Occidental Entry into force notes Entry into force from the date of issue. Résumé Hexamitosis is invasion disease of artificially grown salmonides. This fish disease occurs also to eelpouts and starlet. Pathogen of this fish disease is caused by flatworms hexamita (octoniiles) salmonis – small parasite of the dimension 7-12.5X3-8 mkm. Flatworm can produce cysts of the dimension 7-10 mkm that go out of the organism of the host. Infection of fishes occurs in the process of swallowing of the aforesaid cysts during feeding or with water. All species of salmonides fall ill with hexamitosis but young species are especially vulnerable to the disease. The document consists of 5 Secs. Section 1 lays down general provisions. Section 2 regards epizootology. Section 3 regards clinical symptoms and pathologo-anatomical changes. Section 4 regards diagnosis. Section 5 regards arrangements for the prophylaxis and combating hexamitosis. Texte intégral Russe