• Seaweed and Algae Websites
      Index Nominum Algarum
      ACOI - Coimbra Collection of Algae
      Michael Guiry's Seaweed Site
      Seaweed Ireland
      Irish Seaweed Centre
      Seaweed Africa
      International Seaweed Association
  • Societies and Organisations
      International Phycological Society
      The Phycological Society of America (PSA)
      British Phycological Society
      International Society for Applied Phycology

    1860 specimens in MACOI collections
    2302 bibliographic references
    2992 occurrence records
    6448 images