1 lb Unpeeled medium-size fresh - shrimp 3 tb Butter or margarine 3 tb All-purpose flour 1 tb Curry powder 2 c Chicken broth 2 Bottles clam juice (8-ounce - each) 2 c Half-and-half 4 md Baking potatoes, peeled & - coarsely chopped (4 cups) 1 lb Grouper or Amberjack fillet - cut into bite size pieces Peel and devein shrimp; set aside. Melt butter in a large Dutch oven over low heat; add flour and curry powder, stirring until smooth. Cook 1 minute, stirring constantly. Gradually add chicken broth, stirring until smooth. Add clam juice, half-and-half, and potato; stir well. Bring to a boil; reduce heat, and simmer uncovered, 20 minutes or until potato is tender. Add shrimp and fish to soup mixture; cook 5 to 6 minutes or until shrimp turn pink. Serve immediately.