Patent ID: 7465471

Claim:
A method for enhancing the palatability of feed for aquaculture, the method comprising treating the feed with a compound of formula I: wherein R 1 is an alkyl group having from one to four carbon atoms; n is an integer from 0 to 2; R 2 is selected from the group consisting of hydroxy, —OCOR 3 , or —NHCOR 3 ; and wherein R 3 is an organic acid derivative; or a salt thereof; wherein the concentration of the compound of formula I in the feed is from about 0.005 wt. % to about 0.5 wt. %; wherein the contacts of said aquaculture with said aquaculture food during a unit time are increased relative to the contacts of the same aquaculture with an aquaculture food otherwise identical but lacking said compound of formula I.