Spotted garden eel
The spotted garden eel is a slender marine eel in the family Congridae, found across the Indo-Pacific. It has a long, thin, pale body covered in fine black spots and lives partly buried in sandy seabeds, extending upward from its burrow to feed while retreating tail-first when disturbed. These eels are colonial and social, living in large groups in the wild, and should be kept in a small group rather than alone to feel secure. A specialized aquarium with a deep, fine sand bed of at least several centimeters, gentle current, and calm tankmates is essential, along with a tight lid as they can escape. They are planktivores that feed on drifting zooplankton, requiring frequent feedings of small suspended foods such as baby brine shrimp and finely chopped mysis kept in the water column. They are timid and easily outcompeted by boisterous fish.
Water parameters
| Temperature | 24 – 27 °C |
|---|---|
| pH | 8.1 – 8.4 |
| Carbonate hardness (KH) | 8 – 12 °dKH |
| Salinity | 34 – 35 SG |
Tank & stocking
| Minimum tank volume | 200 L |
|---|---|
| Volume budget per individual | 40 L — adds up with tank-mates |
| Minimum group size | 3 individuals (shoaling) |
“Minimum tank volume” is a reasonable floor, not an absolute limit. The per-individual budget is used by the Aqua app to estimate how heavily a tank is stocked.
Frequently asked questions
What size aquarium does Spotted garden eel need?
Provide at least 200 litres for a small group to keep Spotted garden eel in good conditions.
What water parameters does Spotted garden eel need?
A temperature of 24–27 °C, pH 8.1–8.4, saltwater.
Is Spotted garden eel peaceful or aggressive?
Its temperament is peaceful.
What does Spotted garden eel eat?
Its diet: planktivore.
How many Spotted garden eel should be kept together?
It is a social species: keep a group of at least 3.
How big does Spotted garden eel get?
Around 40 cm as an adult.
Is Spotted garden eel suitable for beginners?
Care level: advanced.
Planning a tank with Spotted garden eel?
AquaTender turns these parameters into live advice: it checks whether your tank is big enough, how heavily it's stocked, and whether your fish are compatible — then tracks water tests, photos and maintenance for you.
Fish from the same biotope
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