News features and technical articles about the evolution of aquaculture, one of the world’s fastest growing industries.

blue-green algae

Health & Welfare

Phytoplankton and its impact on water quality

Phytoplankton has several important effects on water quality, including removing ammonia nitrogen from water and absorbing nutrients from the water for its growth. Abundance of blue-green algae tends to increase as nutrient inputs in aquafeeds or fertilizers increase. 

Health & Welfare

Blue-green algae pose toxic risks in shrimp, fish culture

The toxins from blue-green algae pose a threat to animal health and potentially to consumers if they are present in farmed product. Culture animals that ingest these toxins may not die, but can be weakened, increasing their susceptibility to pathogens. 

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Phytoplankton in aquaculture ponds

Aquaculture ponds typically have ideal conditions for the growth of various species of phytoplankton. Green algae are considered most desirable in freshwater ponds.