Professional summary

Gemma has extensive web development experience ranging from HTML to IIS server management. After twelve years as a web developer at the British Geological Survey, she joined UKCEH in 2018 to learn about freshwater and help deliver water data via the web. She specialises in HTML, CSS and JavaScript (including node.js). Since joining UKCEH, she has gained data processing skills using Python and has a good understanding of spatial data wrangling.

She has a BA (Hons) in Multimedia Communication Studies, 2:2. June 2003. University of Wolverhampton.

Web tools and apps


  • Bloomin' Algae portal is available for several countries; citizen science reporting of cyanobacteria (blue-green algae)
  • Several portals for specific projects and customers; SEPA, FHIM-India, NCEA, Floating Weed Manager. 



  • UK Hydrological Outlooks Portal provides interactive, dynamic access to visualise the model outputs from the Hydrological Outlook, both spatially and in the form of a number of time series.
  • HydroSOS demonstrator portal for the World Meteorological Organisation, a WMO Hydrological Status and Outlook System
  • Development of the Freshwater data explorer - combining citizen science data with data from other sources so we can start to build a clearer picture of what is happening in the environment.



  • COSMOS-UK, network, data and site detail webpage creation.
  • updates to the NRFA website, including new live data pages.
  • updates to the Lakes portal, including connectivity information and links to the National Biodiversity Network.
  • development of several prototype portals for water resources.