香港有沒有渡海泳活動？

There are a number of such events available in Hong Kong:


1) 香港公開水域長途泳比賽


This is the most important even in a year. It has 3 series available this year.


Part 1 was held in Tai Mei Tuk, Tai Po. Part 2 and 3 will be held in Tuen Mun and Repulse Bay respectively.


The corresponding information of its Part 1 competition can be found from its poster:


http://www.hkasa.org.hk/images/OPEN%20WATER/OW_Poster_1.5.2011.pdf


The reult of Part 1 can be seen from there:


http://www.hkasa.org.hk/images/OPEN%20WATER/20110501OW_Part1_Results.pdf


On the other hand, some smaller-scaled public competitions include:


2) 香港拯溺媲會，拯溺長途錦標賽 ( Sept. 2011 )


3) 大埔區議會曁大埔體育會，吐露港渡海泳 ( Mid Oct. 2011 )


4) 香港冬泳總會，國際冬泳邀請錦標賽 ( Dec. 2011 )


5) 香港拯溺總會，元旦冬泳拯溺錦標賽 ( Jan. 2011 )


6) 香港冬泳總會，屯門體育會，新春冬泳錦標賽 ( Fe. 2011 )


Hope the information provided can help you.

有。
每年十月有吐露港渡海泳公開賽，另泳聯亦有舉辦淺水灣渡海泳賽，稱為「亞洲公開水域游泳錦標賽」。