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Member dues support standards development and the operation of our collaboration platforms.
Pawan Sharma

The world's largest biodiversity data aggregators use TDWG data standards to integrate data from more than 1,300 data providers. Our standards are developed and maintained by practicing biodiversity scientists and data managers from around the world. The social infrastructure provided by TDWG enables this international collaboration. TDWG itself depends on its members to operate and maintain its communication tools and support the actual work of standards development. The financial support of its members makes TDWG more effective. Please join! TDWG has individual and institutional memberships. Please contact the if you would like to become a member.

Benefits of membership

[*] Institutional member votes are weighted by five ( × 5 ) in situations where votes of institutional and individual members must be combined, such as the election of officers.

Membership schedule

Membership is based on the calendar year. We solicit membership payments early in the year. Memberships fees can be paid at any time during the year, but apply to the calendar year.

Membership dues

Membership Type Annual Dues ($USD)
Individual $ 75
Institutional $500 [*]

[*] Institutional memberships paid in the first quarter (before 31 March) are usually discounted 20% (reduced to $400).

Payment methods

Request an invoice to pay membership dues by sending your name, affiliation, address, and desired membership type to the TDWG Treasurer.

Membership dues can be paid:

  • online by credit card, or
  • by bank wire (banking details included with an invoice)
  • by check drawn on a United States bank.

Institutional members 2021

Institution Name City
Agriculture and Agri-Food Canada Ottawa
ArtDatabanken / Swedish Species Information Centre Uppsala
Atlas of Living Australia Canberra
Belgian Biodiversity Platform Brussels
Biodiversity Heritage Library Washington, DC
Biodiversity Institute, Univ of Kansas Lawrence, KS
Bishop Museum Honolulu, HI
Botanic Garden and Botanical Museum Berlin
Botanic Garden Meise / Plantentuin Meise Meise Belgium
California Academy of Sciences San Francisco, CA
Centre for Australian National Biodiversity Research Canberra
Cornell Lab of Ornithology Ithaca, NY
Field Museum Chicago, IL
Florida Museum of Natural History Gainesville, FL
Harvard University/Ernst Mayr Library/Museum of Comparative Zoology Cambridge, MA
Illinois Natural History Survey Champaign, IL
Institute of Zoology, Chinese Academy of Sciences Beijing
Missouri Botanical Garden St Louis, MO
Museum für Naturkunde Berlin
Museum of Natural Sciences / Museu de Ciències Naturals Barcelona
National Museum / Národní Muzeum Prague
National Museum of Natural History Washington, DC
National Museums Scotland Edinburgh
National Research Collections Australia CSIRO Canberra
Natural Science Collections Facility (SANBI) Pretoria
Natural Solutions Marseille
NatureServe Arlington, VA
New York Botanical Garden The Bronx, NY
Research Institute for Nature and Forest (EV INBO) Brussels
Royal Botanic Garden, Edinburgh Edinburgh
Royal Botanic Gardens, Kew Richmond London
Royal Botanic Gardens, Melbourne Melbourne
US Geological Survey Reston, VA