Skip to main content

Thank you for visiting You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.

Lunar Periodicity in Reproduction


A NUMBER of living organisms, particularly marine animals, exhibit a lunar periodicity in reproduction.1 Tides do not seem to be a causal factor in this phenomenon, and it has been difficult to understand how moonlight could be responsible, since the intensity of the light of the full moon is only about 1/500,000th that of sunlight.


  1. 1

    Fox, Proc. Roy. Soc., B, 95, 523; 1923.

    Article  Google Scholar 

  2. 2

    Cunningham, NATURE, 129, 543, April 9, 1932.

    Article  ADS  Google Scholar 

  3. 3

    Philip, NATURE, 129, 655, April 30, 1932.

    Article  ADS  Google Scholar 

  4. 4

    Crozier and Mangelsdorf, J. Gen. Physiol., 6, 703; 1924.

    CAS  Article  Google Scholar 

  5. 5

    Naviez and Rubenstein, J. Biol. Chem., 80, 503; 1928.

    Google Scholar 

  6. 6

    Lyot, C.R. Ac. Sc., 178, 1796; 1924.

    Google Scholar 

  7. 7

    Tichanowsky, Phys. Z., 28, 252; 1927.

    Google Scholar 

  8. 8

    Baker and Ranson, Proc. Roy. Soc., B, 110, 313; 1932.

    Article  ADS  Google Scholar 

  9. 9

    Bissonnette, Proc. Roy. Soc., B, 110, 322; 1932.

    Article  ADS  Google Scholar 

Download references

Author information



Rights and permissions

Reprints and Permissions

About this article

Cite this article

FOX, H. Lunar Periodicity in Reproduction. Nature 130, 23 (1932).

Download citation

Further reading


By submitting a comment you agree to abide by our Terms and Community Guidelines. If you find something abusive or that does not comply with our terms or guidelines please flag it as inappropriate.


Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing