In a skillet, heat oil & saute shrimp & scallops for a few minutes. Add zucchini, green onions, garlic, mushrooms & peppers & saute for another minute or two. Add ginger, soy sauce & water; cover & cook over low heat for several minutes until cooked. Do not overcook. Divide mixture between warm crepes, carefully roll. Ladle some Gouda sauce onto each serving plate & top with filled, rolled crepes.