Brunswick® Sardine Fillets In Spring Water No Salt Added. Related Products. At BUMBLE BEE Seafoods, practicing sustainability is an organizational imperative. BRUNSWICK Sardines In Spring Water No Salt Added are packed in pure spring water for a clean, natural taste—no sauce or added oil. Add to your next open-faced broiled cheese sandwich. Most Popular. Brunswick Sardines Fillets in Spring Water - 3.75 Oz. Delicious on crackers, bread, toast, sandwich wraps or straight from the can. Brunswick ® Sardines in Spring Water No Salt Added – 106g For the purist at heart, sardines packed in nothing more than pristine spring water. Ingredients. Unlike most canned sardines, the Brunswick Sardine Fillets in Spring Water option offers a natural taste and doesn’t contain oil or sauce. Each can contains 18 fillets of premium sardine fish with a spring water brine and is a delicious, ready-to-eat snack.