Fresh Water Plankton

Observes plant and animal plankton, in a small lake, over a period of one year. Shows the water-feeding chain and explains how the plankton reproduces.

Related films

Sources

  1. A-V Online (National Information Center for Educational Media). CD-ROM database of educational and documentary media, compiled and maintained by the National Information Center for Educational Media (NICEM). — title, year, creator, length, format, sound, description
  2. 16mm Filmography (legacy record) — catalog record