"Raising chickens and dolphins in good years" comes from Song Dynasty's "Tour Shanxi Village". Visiting Shanxi Village is a lyric poem about Ji You written by Lu You, a poet in Song Dynasty. "Raising Enough Chickens and Dolphins in the Harvest Year" describes the harvest year, and the dishes served to the guests are very rich.
It expresses that the year of Harvest Island is very beautiful, the people are well-off and the guests are very considerate, so that guests can enjoy rich dishes.