Government field staff

Invasive non-native species (INNS) can be easily transferred between sites around on clothing, footwear, vehicles and equipment. Those working in the field have a responsibility to minimise their risk of spreading INNS. Use these materials to learn more or teach others about non-native species, how to identify them, and how to prevent their spread:


Take free e-learning on non-native species. Available modules include:

  • an introduction to non-native species
  • identification and recording
  • identification of key freshwater plants
  • identification of key freshwater invertebrates
  • identification of key riparian plants
  • biosecurity
Identification and recording

Find out more about non-native species using the Non-native Species Information Portal

Identification Guides for a range of non-native species, which can be carried with you when working in the field

Invasive non-native plants associated with fresh waters (PDF) - a guide to their identification, developed by Scottish Natural Heritage 


Guidance on practising biosecurity in the field

When working in the aquatic environment remember to Check Clean Dry after leaving the water to prevent the spread of invasive aquatic species. Download a Check Clean Dry leaflet (PDF) 


Control methods for non-native aquatic and riparian plants

Safe disposal of waste plant material

Health and safety


Non-native species legislation for Scotland

Non-native species legislation for England and Wales

Further training and advice

Training courses and experts

Recommended reading list

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