title: Ma Shi Chau
text: Ma Shi Chau (, literally "Horse Dung Island") is an island of Hong Kong, under the administration of Tai Po District. It is located in Tolo Harbour in the northeast New Territories (near Sam Mun Tsai). It is connected with another island, Yim Tin Tsai, by a tombolo traversable at low tide.
  
  It was previously known as No Kot Chai  and No Kot Choi  ().
  
  Geography
  Ma Shi Chau has an area of 0.61 km2. It is part of the Ma Shi Chau Special Area, as it exhibits tombolo and tide features rarely seen in Hong Kong. It is the largest island of the four in the Special Area, the others being Yeung Chau, Centre Island and an unnamed island near Yim Tin Tsai.
  
  It has sedimentary rock dating back to the Permian period that is protected by its Special Area status.
  
  See also
  
  Tidal island
  
  References
  
  External links
  Ma Shi Chau - Travel Blog
  
  Uninhabited islands of Hong Kong
  Tai Po District
  Tidal islands
  Hong Kong UNESCO Global Geopark
  Tombolos
  Islands of Hong Kong