The Ruby Red Dragonet is a stunning and increasingly popular reef fish known for its deep red coloration and elegant, flowing movements across the aquarium. With its vibrant ruby body and subtle patterning, this dragonet adds a bold splash of color to any well-established reef system. Its peaceful nature and constant grazing behavior make it a fascinating fish to observe throughout the day.
Like other dragonets, the Ruby Red Dragonet spends much of its time “gliding” over rockwork and sandbeds while searching for tiny food sources, making it both beautiful and naturally engaging in behavior.
At My Tiny Fins, we carefully select healthy livestock and package every order with care. We proudly offer a Live Arrival Guarantee and primarily ship livestock on Mondays and Tuesdays to ensure the safest delivery possible.
Care Information –
Scientific Name: Synchiropus sycorax
Common Name: Ruby Red Dragonet
Care Level: Moderate to Advanced
Temperament: Peaceful
Diet: Carnivore
Reef Safe: Yes
Adult Size: Up to 2.5–3 inches
Minimum Tank Size: 30 gallons
Temperature: 76–80°F
Salinity: 1.023–1.026
Care Tips –
– Best kept in a mature aquarium with established live rock and a healthy copepod population.
– Provide plenty of rockwork and grazing surfaces where natural microfauna can thrive.
– Frozen foods such as enriched mysis shrimp may be accepted, but consistent feeding and pod availability are still important.
– Avoid aggressive or fast-feeding tank mates that may outcompete it for food.
– Keep the system stable, as dragonets are sensitive to sudden parameter swings.
– A refugium is highly beneficial for sustaining long-term food availability.
Fun Fact –
Ruby Red Dragonets are part of the same family as the famous Mandarin Dragonet, but are prized for their intense solid red coloration, which gives them a “gem-like” appearance under aquarium lighting.
Why You’ll Love Them –
– Deep ruby-red coloration
– Peaceful and reef-safe
– Unique “gliding” swimming style
– Constant natural grazing behavior
– Great centerpiece fish for mature reef tanks
Live Arrival Guarantee: We stand behind the quality of our livestock and offer a Live Arrival Guarantee. Please review our policy for complete details. Livestock shipments are typically shipped on Mondays and Tuesdays to ensure the safest and fastest delivery possible.









