Deliciously Simple Homemade Seafood Pie

Name: Deliciously Simple Homemade Seafood Pie
Ingredients: ¾ Ib (340g) of Haddock, Sea Bass or Halibut (or other local white fish); ¾ lb (340g) of Wild salmon; ½ Tablespoon of salt; ½ Ib (230g) of shrimp, peeled; 2 Tablespoons of organic butter; 3 Tablespoons of flour; ¾ Cup (2dl) of milk; ½ Cup (1,25dl) of white wine; ½ Cup (1,25dl) of fish stock; A bunch of dill, finely chopped; A pinch of black pepper; Mashed Potatoes; 2 Ib (900g) of potatoes; ½ cup (1,25dl) of warm milk; Salt; Pepper