Study of the prevalence of parasitical skin infections of rainbow trout (250 – 300gr) in commercial fish farms of East Azarbaijan province
| Autor: | H Hashemzadeh, Sh Notash, M Saeedi |
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| Jazyk: | perština |
| Rok vydání: | 2009 |
| Předmět: | |
| Zdroj: | Āsīb/shināsī-i Darmāngāhī-i Dāmpizishkī, Vol 3, Iss 1 (9) بهار, Pp 393-398 (2009) |
| Druh dokumentu: | article |
| ISSN: | 2322-4746 2476-6984 |
| Popis: | Parasitic infestations constitute an important part of aquatic animal diseases. In order to study the prevalence of parasitic skin infections of rainbow trouts in mordad of 1385, 5 breeding farms were selected and 386 rainbow trouts with the body weight of 250-300 gr were collected randomly from each farm and examined. Of the 1930 examined specimens of 5 farms in this study, 14 were infected by Ichthyophthirius sp. (0.7%), 890 by Trichodina sp. (46.1%), 41 by Dactylogyrus sp. (2.1%), 111 by Gyrodactylus sp. (508%) and 874 were without any parasitic infections (45.3%). The highest infection rate belonged to Trichodina sp. |
| Databáze: | Directory of Open Access Journals |
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