Invasive Species Week 2023

Raising awareness of Northern Ireland’s invasive species

15th – 21st May 202

Invasive non-native species are one of the top five drivers of global biodiversity loss and cost the Northern Ireland economy approximately £46.5 million a year and can even harm our health. Help us to protect our environment and wildlife by taking part in Invasive Species Week!

Last year over 260 organisations took part, if you or your organisation would like to join us in 2023 we’ve put together a list of daily themes and some event ideas for you to use.

Please let us know your plans by getting in touch via so we can add them to our events page.

Daily Themes

  • Monday – What are Invasive Non-Native Species (INNS)?

It is important to be clear about the difference between non-native and invasive non-native species

  • Tuesday – How are they spread?

Are there any activities that you or your audience are involved in that are a particular risk?

  • Wednesday – Why are they a problem?

How do they affect your local environment, sport, industry etc.?

  • Thursday What is being done to prevent this?

What is your organisation doing already, or what could you pledge to do in the future?

  • Friday  – What can I do?

What can your audience, staff or members do to help? (See our five things that everyone can do for inspiration)

  • Saturday and Sunday– Events and activities to take part in

Could you arrange an event? (See our list of ideas to help)

What’s on

Friday 19th May
Sunday 21st May

Blogs and articles



Webinar recordings

Invasive Species Northern Ireland

Invasive Species Northern Ireland