June 1, 2025, 1:28 pm | Read time: 3 minutes
Giant manta rays, glowing jellyfish, and living fossils—Singapore introduces a marine world of superlatives with the new oceanarium on the leisure island of Sentosa. What awaits visitors is more than just an aquarium—it’s a journey through time, a discovery, and a promise all at once.
After extensive renovations, the Singapore Oceanarium on the offshore island of Sentosa will open on July 23. The new attraction will be three times larger than before, featuring 22 experience zones and an attached research center.
Overview
The New Singapore Oceanarium Is Three Times Larger
After about three months of extensive renovations, the former SEA Aquarium is unveiling a completely new look. As the Singapore Oceanarium, it will open its doors this summer, promising a superlative experience. With a tripling of its size and a total of 22 different themed areas, the new facility far surpasses the previous attraction, according to the operator Resorts World Sentosa (RWS). The official opening is scheduled for July 23.
Thematic Diversity Underwater
Among the impressively staged areas are the “Ocean Wonders,” where thousands of blue-glowing moon jellies captivate visitors. Equally fascinating is the “Singapore’s Coast” area, which features detailed mangrove landscapes and interactive habitats highlighting local biodiversity.
Particularly spectacular is “Ancient Waters,” a section showcasing life-sized prehistoric creatures and so-called living fossils, spanning millions of years of evolution. In the “Open Ocean” area, zebra sharks and reef mantas glide in a massive tank, which can be admired through a 36-meter-long panoramic window.

Vision and Ambition: More Than an Aquarium
The operators emphasize that the Singapore Oceanarium is intended to be much more than a tourist attraction. According to the statement, “It represents a bold transformation into a world-class ocean institute, aiming to inspire deeper knowledge, love, and commitment to our oceans.” The goal is for visitors to “forge a strong emotional connection to our marine world” and thus contribute to change.
Research and Education Included
The new Oceanarium is complemented by an integrated research and education center. This was developed in collaboration with renowned academic institutions such as the National University of Singapore. The aim is for the Oceanarium to contribute not only to entertainment but also to scientific education and marine research.

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Sentosa Leisure Island as a Location
The location on Sentosa Island could hardly be better chosen. Situated off Singapore’s southern coast, the island is known for its leisure offerings—from theme parks like Universal Studios to beaches and museums. The island is easily accessible from the city center by public transportation.
Details on admission prices and opening hours for the new Oceanarium in Singapore are not yet available. The operator plans to announce this information at a later date.
With material from dpa