STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY STEVE GSCHMEISSNER / SCIENCE PHOTO LIBRARY
Diatom. Scanning electron micrograph (SEM) of a Campylodiscus sp. diatom. These microscopic, single-celled algae possess rigid and finely-sculpted cell walls known as frustules. Each frustule is composed of two halves, or valves, which fit neatly together. Diatoms are photosynthetic and aquatic, being found in both marine and freshwater habitats. Magnification:x 600 when printed at 10cm wide.
Model release not required. Property release not required.