Sea Fans! They are made up of flexible substance called gorgonin, and the growth rate is dependent on season and climatic variation.
Photo taken on a floating platform at Marina @ Keppel Bay! The platform is build based on 'open concept' which allow marine life to grow in the bay. There are marine life in singapore, and it's very important for us to conserve them. One of the steps is to volunteer in one of our green groups :)
http://www.wildsingapore.com/vol/act.htm
Take a look at marina @ Keppel Bay website!
website: http://www.marinakeppelbay.com/CRL_a.asp