<b>Avaliação do vírus da mancha branca em camarões nativos após ocorrência da doença em fazendas de cultivo em Laguna, sul do Brasil</b>

Resumen

White spot syndrome virus (WSSV) infected Litopenaeus vannamei cultivated in ponds at Laguna, Southern Brazil, and caused huge economical losses. The objective of this study was to determine if WSSV infected wild shrimp were present in the Laguna estuarine system, which receives effluents of the shrimp farms. Samples were collected in the 2006 austral summer (February – 48 juvenile shrimp) and winter (August – 66 juvenile shrimp). Virus presence was tested by one-step and nested PCR in the 114 wild shrimp of three different species (Farfantepenaeus paulensis, Farfantepenaeus brasiliensis and Litopenaeus schmitti). All samples were negative for PCR method employed, indicating that prevalence of this disease in wild animals must be O vírus da síndrome da mancha branca (WSSV) infectou camarões da espécie Litopenaeus vannamei cultivados em fazendas na região de Lagna, sul do Brasil, causando enormes perdas econômicas. O objetivo deste estudo foi verificar a presença, ou não, do vírus no camarão selvagem presente no sistema estuari