Acute viral necrosis in scallops was included in the list of Qquarterly Aquatic Animal Disease (QAAD) reporting list for the year 2008. The disease card developed by regional resource experts from China in support of QAAD reporting system in Asia-Pacific provides information on pathogen, hosts, and confirmatory diagnostic methods. This is an emerging disease in the region and has caused significant losses to scallop culture industry in China.
During 2002, slow growth of farmed Penaeus monodon was reported throughout shrimp growing areas of Thailand and figures indicated that annual production volume was reduced by approximately 36%. The cause of this slow growth was not determined but laboratory trails suggested that a filterable infectious agent was involved. Injected extracts affected P. monodon but not P. vannamei. The slow growth condition was referred to as monodon slow growth syndrome or MSGS. This disease card provides an overview.
This information sheet provides an explanation and background information on Specific Pathogen Free organisms. Key points include that SPF animals are designated to be free from specified pathogens, only. The SPF status simply provides an assurance to the buyer that the stock is not infected with the specified pathogens at the time of purchase. The SPF status is lost when animals are removed from biosecure facilities.
This report provides an appraisal of the status of mangrove ecosystems and linkages with associated communities and their livelihoods. The report addresses ecosystem health and function, the livelihoods of poor people, goods and services and gender issues. The major causes of impacts to mangrove forest and related aquatic resources are considered along with community perceptions of trends in natural resource quantity, economy, social relations and conflicts. Relevant policies and laws are briefly reviewed.