Your article says that Robert R. Leben of the University of Colorado operates a Web site that monitors the positions of Gulf of Mexico eddies, but it doesn’t give the Web site. It would be most valuable to the millions of us who live along the gulf.

Roy P. Finney
Weeki Wachee, Fla.

Two sites you might try are ftp://ccar.colorado.edu/pub/gom/nrt/gif.mean/latest.gif and http://www-ccar.colorado.edu/~realtime/welcome.–S. Perkins