The soft fleshy texture and delicately mild sweet flavor of scallops are enjoyed by even those who are not particularly fond of fish or other shellfish. The season for fresh sea scallops and bay scallops runs from October through March, while fresh calico scallops are available from December through May. Sea scallops and frozen scallops are available year-round.As it turns out, scallops, in addition to their delectable taste, contain a variety of nutrients that can promote your cardiovascular health, plus provide protection against colon cancer.