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Showing posts from March 17, 2011

Streptococciasis Disease

Streptococciasis Disease Cause: Streptococcus agalactiae, S. iniae, Bio - Ecology of pathogens: • gram-positive bacteria, small round (cocci), joined chain-like, non-motile, transparent and smooth colonies. • Streptococcus iniae Infection often occurs in sea water fish farming (snapper, grouper), whereas S. agalactiae is more commonly found in freshwater fish farming (tilapia). • The pattern of attacks are generally two types of bacteria are chronic - acute. • Target organs of infection of Streptococcus spp. commonly found in the brain and eyes. so-called "syndrome, meningoencephalitis and panophthalmitis". The disease is frequently reported in intensive aquaculture systems, aquatic environment calm (stagnant) and / or recirculation systems, • Cumulatively, the attack of this disease can cause mortality of 30-100% of the total population during the maintenance period: and this disease is a potential obstacle that must be anticipated with respect to intensification and i