1981 Photomicrography Competition
![Small World](/images/SW50-logo.png)
![](https://www.nikonsmallworld.com/images/photos/1981/_photo800/1981_13.jpg)
13th Place
Eosin stained sea urchin sperm. Head and mid-piece appear orange; tail propels the sperm
George Watchmaker
- Affiliation
- Lawrence Livermore National Laboratory
Livermore, California, USA
- Technique
- Phase Contrast
- Magnifaction
- 500