Time Out says
Billed as an ocean of discovery in the heart of the city, Aquaria KLCC features some 5,000 aquatic and marine animals and exhibitions. Key features include the living sea exhibit and a diving with sharks programme. Be sure not to miss out the spectacle that is feeding time when sharks, eels and turtles gather to eat. One of the few attractions in Malaysia that can genuinely compete with its peers from around the world. They also organize birthday parties that are great fun. The birthday party packages is applicable only to children aged 12 years and below, and requires a minimum of 20 guests. Reservations should be made at least two weeks in advance.
As featured in Time Out KL's 101 things to do in KL