This week on Sound Effect, we share stories that take place underwater. A Meal Fit For An Otter At the Seattle Aquarium, sea otters get a diet that would make any seafood junkie jealous. Not only do they dine on restaurant grade salmon, crab, shrimp and other seafood, but they get fed up to nine times per day. Remarkable Rescue The MS Prinsendam was a Holland America cruise ship that left the Northwest in the fall of 1980. There were 324 passengers aboard, and 200 crew members. And they were on