WorldFish is an international, nonprofit research organization that harnesses the potential of fisheries and aquaculture to reduce hunger and poverty. Our publications database contains WorldFish publications and references to WorldFish research published in refereed journals and periodicals.

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Aquaculture operations should include a comprehensive biosafety program because of the risks they may impose on biological resources in the environments into which cultured organisms may escape. Risk assessment incorporates hazard identification and risk analysis. Risk analysis encompasses describing the likelihood that a hazard and its consequences will occur and the severity of realization of a consequence.

Diseases have become one of the most significant constraints to aquaculture development and management worldwide. It is clear that most disease incursions and outbreaks stem from unregulated movement of aquatic animals, with little or no risk assessment and quarantine.

The introduction of alien species into ecosystems has the potential to adversely affect biological diversity. The Convention on Biological Diversity (CBD), an international agreement with 182 member countries including 53 in Africa, requires parties to prevent the introduction of, control or eradicate those alien species that threaten ecosystems, habitats or species.

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