If you have a project that is not yet represented in our database, please inform us using the form below.
We will review all submissions and add any projects deemed relevant. Should we require further details, we will contact you directly.
Example of the submission of the Zwalm River ->

We process your personal data (name, email, and location) in accordance with the General Data Protection Regulation (GDPR). Data is used solely for the purpose of this survey and retained only as long as necessary. Read our privacy policy for more details.