NOAA Fisheries published a proposed rule on October 14 that would establish biomass-based reference points for maximum sustainable yield, optimum yield and the minimum stock size threshold, and amend the existing definitions of the maximum fishing mortality rate for Gulf group king mackerel, gulf group Spanish mackerel, and Gulf group cobia. Requests for copies of the regulatory amendment, which includes an Environmental Assessment, a Regulatory Flexibility Act Analysis, and a Regulatory Impact Review should be sent to the Gulf of Mexico Fishery Management Council, 3018 U.S. Highway North, Suite 1000, Tampa, FL 33619-2266, telephone: 813-228-2815, fax: 813-225-7015, e-mail: gulfcouncil@noaa.gov. Written comments on the proposed rule should be mailed to: Dr. Steve Branstetter, Southeast Regional Office, NOAA Fisheries, 9721 Executive Center Drive N., St. Petersburg, FL 33702. Comments may also be sent via fax to 727-522-5583.