Data Guide


The Data Guide is an overview of all datasets managed and, or, provided by GiGL. It includes dataset descriptions and attribute information to help you understand your data.

This document is essential reading for data users.

If you are a GiGL partner or regular data user, please download to keep or print a copy, and check back for updates periodically.

The data guide is available as a pdf download.

A list of the datasets covered is below.


  • Point species records
    • All taxa records
    • Designated species records
    • London Invasive Species Initiative records
    • Absent species records
  • Polygon species records
    • All taxa records
    • Absent species records


  • Habitat survey data
  • BAP habitat condition and suitability mapping

Urban Greening

  • Urban greening features
  • Borough trees and street trees

Open spaces

  • Open space sites
  • Open space features
  • Open space designations

Protected areas

  • Special Areas of Conservation (SACs)
  • Special Protection Areas (SPAs)
  • Ramsar Sites
  • Sites of Special Scientific Interest (SSSIs)
  • National Nature Reserves (NNRs)
  • Local Nature Reserves (LNRs)
  • Sites of Importance for Nature Conservation (SINCs)
  • Areas of Deficiency in Access to Nature (AoD to Nature)
  • Important Geological/Geomorphological Sites
  • Green Belt
  • Public Open Spaces (POS)
  • Areas of Deficiency in Access to Public Open Space (AoD to POS)


Policy updated:

Policy Last Updated: June 2013