有 2000 只成年牡蛎和 3 万只被称为 “附着期幼蚝” 的幼年牡蛎被从苏格兰的繁殖场带到了贝尔法斯特以支持该物种的回归。 There were oyster reefs in Belfast Lough until the early 20th century, when overfishing and pollution all but destroyed them.