Diatoms of North AmericaDiatoms of North America

Gomphjohnsonii_SEM_wholevalve_10mu.jpg

  • Species
    Gomphonema johnsonii
  • Site ID
    MDC 500301
  • Name
    Spring on Road 1900482, Willamette National Forest, Oregon
  • Caption
    whole valve, external
  • Coordinates
    44.1342, -122.2286
  • Scalebar = 10 µm
Gomphjohnsonii Sem Wholevalve 10Mu

Diatoms of North America is running a fundraising campaign to keep the servers in operation. We need you to reach our $25,000 fundraising goal.

If you use and appreciate DONA, make your DONAtion today.

For the Gift Designation, type "diatom" in the search box and select "Diatom Lab Research Fund". This is the designated fund for diatoms.org.

Donate today