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Guidance and Tools

Native to Brazil, the strawberry guava is now shading native vegetation of tropical forests and woodlands in Hawaii, Polynesia, Mauritius, Florida and Norfolk island, causing extensive damage to local ecosystems.
Credit: Jean-Jacques Segalen, Barbadine

This page provides links to some key tools and guidance related to invasive alien species, as well as to guidance documents that are specific to certain pathways.

General Tools and Guidance

Plant Biosecurity Tool Box, web-based diagnostic information to assist with the rapid identification of exotic plant pests and diseases in the event of an incursion.

Marine and aquatic pathways


  • Managing Hull Fouling – technical guidelines
    Munk, T. (Propulsion Dynamics Inc). 2006. Fuel Conservation through Managing Hull Resistance. Motorship BIMCO Propulsion Conference, Copenhagen.
  • Hayes, K.R. and Hewitt, C.L. 2000. Centre for Research on Introduced Marine Species. Technical Report no. 21. Risk Assessment framework for ballast water, Vol. II. CSIRO Marine Research. Hobart 198 pp.

  • United Nations
  • United Nations Environment Programme