She owns all the swans and dolphins that swim in UK waters.
女王擁有英國水域中所有的天鵝和海豚。

As early as the 12th century, the British monarchy laid claim to "all mute swans" in the country, according to the official royal family website. Back then, the birds were considered a delicacy.
據王室官方網站報道，早在十二世紀，英國君主就宣告了對“所有疣鼻天鵝”的所有權。那時，天鵝是一種盤中珍饈。

Today, the Queen doesn't eat those swans, but she technically still owns them.
今天，女王不會去吃那些天鵝，但按照規定來說她仍然擁有它們。

Plus, thanks to 1324 statute, the queen can also claim ownership of all "fishes royal" - that means any sturgeon, dolphins, whales, and porpoises that reside in the waters around the UK.
而且，根據1324年頒布的法令，女王也擁有所有的“魚類王室”，即英國水域內所有的鱘魚、海豚、鯨魚和鼠海豚。