This laboratory activity, from the University of Toronto, provides a short introduction to measuring changes in dissolved oxygen and measuring primary productivity using 14C.
This resource is referenced here:Subject
: Biology, Ecology:Habitats:
Water Column, Biology:
Lab ActivityGrade Level
: College Upper (15-16), College Lower (13-14), High School (9-12)Topics
Water Column, Biosphere:
: Teach the Earth:Course Topics: