The development of the commercial culture of penaeid shrimps has been accompanied by the occurrence of infectious and noninfectious diseases.The most fender two tone amp important penaeid diseases are caused by organisms that are part of the normal microflora of penaeids.In 1998, the samples were collected from five farms in Ghofase area (Ahadan) 2-5 ponds in each farm.
The shrimps of these ponds were preserved in full hygienic conditions, from each pond, at least 5 samples were collected and then transferred to the Aquatic Diseases Laboratory of Khouzestan Fisheries Research Center.The main tissues of Gill, Hemolymph, Hepatopancreas and cuticle therizinosaurus jouet of live-shrimps were studied in the laboratory.In this research, a total of 40 fungal species were isolated from different tissues with high abundance in Hepatopancrease (19 species) and Hemolymph (12 species).
Aspergillus niger was identified as the most abundant species.