Bar Harbor Smoked Mackerel, 6.7-Ounce Cans (Pack of 12) Brand : bar harbor Manufacturer : Bar Harbor - Brand: Bar Harbor - Weight: 6.7 Ounces - Specialty: Organic Coffee - Item Form: Bar - Package Weight: 6.9 Pounds - All-natural - No artificial preservatives or MSG – ever! Smoked mackerel is made from wild caught, sustainable, harvested, wood-smoked mackerel fillets and salt ingredients. All natural ingredients are used to make it. No artificial preservatives or MSG. Bar Harbor foods sits on a picturesque wharf on a beautiful sheltered cove in Down East Maine. The cries of gulls echo across the water; the tide laps against pilings as the tie lines of the fishing boats stretch and creak in the sun and fog. This is where we make our premium specialty seafood-fresh off the docks of Maine.