Chinese New Year Fish and Aquarium Symbolism in Singapore

Few decorations carry as much cultural weight during the Lunar New Year as a thriving aquarium in the living room. Chinese New Year fish symbolism aquarium traditions run deep in Singapore, where the Mandarin word for fish — yu — sounds identical to the word for abundance. At Gensou Aquascaping Singapore, enquiries about auspicious fish setups spike every December as families prepare their homes for the festivities ahead.

Why Fish Represent Prosperity

The connection is linguistic and visual. The character for fish (鱼) is a homophone for surplus (余), so displaying fish at home signals a wish for abundance in the coming year. Paintings of fish appear on red packets, door decorations and table centrepieces across Singapore during the festive period. A living aquarium takes that symbolism one step further — movement and vitality in the water are believed to circulate positive energy, or qi, through the household.

The Arowana: Dragon Fish of Wealth

No fish is more closely associated with prosperity than the Asian arowana (Scleropages formosus). Its elongated body, large metallic scales and barbels resemble a Chinese dragon — itself a symbol of power and good fortune. Red and gold varieties command the highest prices, with premium specimens fetching thousands of dollars SGD at specialist shops. Keeping an arowana requires a tank of at least 600 litres and powerful filtration, so this is a commitment that goes well beyond symbolism.

For hobbyists who admire the arowana but lack the space, the silver arowana (Osteoglossum bicirrhosum) offers a more affordable alternative, though it still needs a large tank of 450 litres or more.

Goldfish and Their Auspicious Colours

Goldfish remain the most accessible symbol of prosperity. Red and gold varieties — ranchu, oranda and ryukin — are especially popular during the festive season. Many Singaporean families keep a small goldfish tank on the dining table or in the entryway during CNY gatherings. A group of eight goldfish is considered particularly lucky, as the number eight sounds like the word for wealth (发) in several Chinese dialects.

Koi: Living Jewels of Perseverance

Koi carp carry their own layer of meaning rooted in the legend of the Dragon Gate, where a koi that swims upstream and leaps over a waterfall transforms into a dragon. This makes koi a symbol of perseverance, ambition and eventual success. In Singapore’s landed homes and condos with outdoor space, koi ponds are a popular feature that doubles as a CNY centrepiece. Colours matter here too — red and white (Kohaku) symbolise career success, while gold (Ogon) represents wealth.

Flowerhorn: The Luck Fish of Southeast Asia

Unique to the Southeast Asian hobby, the flowerhorn cichlid is prized for the prominent nuchal hump on its forehead, which resembles the God of Longevity. Markings on the body that appear to form Chinese characters or numbers are considered highly auspicious and dramatically increase a fish’s value. Flowerhorns thrive in Singapore’s warm water temperatures of 28-30 degrees Celsius without a heater, making them low-maintenance despite their bold personalities.

Setting Up a CNY-Themed Aquarium

Beyond fish selection, the aquarium itself can be dressed for the season. Red and gold backgrounds, LED lighting with warm tones and carefully chosen hardscape create a festive atmosphere without tacky decorations. Avoid overcrowding the tank just for visual impact — water quality always comes first. Position the aquarium where guests can see it as they enter, ideally facing the main door, which aligns with common feng shui recommendations for wealth placement.

After the festivities, maintain the tank as you normally would. The fish you chose for their symbolism still deserve consistent water changes, proper feeding and stable parameters year-round.

Related Reading

• Koi Fish Care Guide
• How to Join Aquarium Community
• HDB Renovation Rules for Aquariums