Port Shelter, known in Cantonese as Ngau Mei Hoi, is a harbour south of Sai Kung Peninsula in Hong Kong. The water body connects to Inner Port Shelter, as well as Hebe Haven (白沙灣), Rocky Harbour (糧船灣海) and other water body. Outer Port Shelter, is situated at the mouth of the harbour.

The Sai Kung Peninsula is a peninsula in the easternmost part of the New Territories in Hong Kong. Its name comes from Sai Kung Town in the central southern area of the peninsula. The southern part of the peninsula is administered by Sai Kung District, the north by Tai Po District and the northwest by Sha Tin District.