What are these discs?

• by derekvanlessen

  What are these discs. There are four of them. I have tried to fit them into the categories given, but have failed. Are these plankton that you are not collecting?

  Posted September 18, 2013 6:51 PM

• by agreer scientist

  They are protists, and as of now we are not collecting them

  Posted September 19, 2013 2:11 PM