Document Type

Article

Publication Date

1999

Comments

This article was originally published in Biological Bulletin, volume 196, in 1999. https://doi.org/10.2307/1542964

Copyright

Marine Biological Laboratory

Share

COinS
 
 

To view the content in your browser, please download Adobe Reader or, alternately,
you may Download the file to your hard drive.

NOTE: The latest versions of Adobe Reader do not support viewing PDF files within Firefox on Mac OS and if you are using a modern (Intel) Mac, there is no official plugin for viewing PDF files within the browser window.