Definition of "Xiyu"

Coral spawning has been observed off Penghu, along the coasts of Magong City and Xiyu Township, since early May, and the annual phenomenon is likely to continue until July, according to the Council of Agriculture.

2023 May 14, Hsin-Yin Lee, “Coral spawning turns Penghu waters pink”, in Focus Taiwan‎, archived from the original on 2023-05-14, Society‎

Taiwan's first Mazu temple, dating back to the 14th century, can be found here, along with the ancient West Fort Xitai on Xiyu and a wealth of restored houses in the southern Fujian style.

2011, Phil Macdonald, “Strait Islands”, in Taiwan‎, 3rd edition (Travel), National Geographic Society, page 192, column 1

There is much to see and do in Magong City and the adjacent township of Huxi, but even those staying on the islands for just one night should make good use of the bridges and causeways that provide access to the islands of Baisha and Xiyu. […] Xiyu was originally known as Yuweng Island, which is why the beacon on its westernmost promontory is called Yuweng Island Lighthouse.

2018 June 4, “The Windswept Allure of Penghu”, in Taiwan Business TOPICS‎, archived from the original on 2020-09-25‎

In the 11 years since he moved from Taipei to one of Taiwan’s outlying Penghu islands for the peace and fishing, Lin Chih-cheng has grown accustomed to the roar of PLA fighter jets puncturing the lull of the surf.“If there’s a day where they don’t take off, it feels weird,” said Lin, an affable 61-year-old who runs a juice stall with his wife on the western Xiyu Islet. […] Xiyu also hosts a radar station that would give vital early warning of any planned attack.

2022 June 17, “On Taiwan’s frontline islands ‘life goes on’ as jets scream overhead”, in South China Morning Post‎, archived from the original on 18 June 2022‎