CheckMyFishTank

Neon Goby care

Elacatinus oceanops · Saltwater · Beginner level care

Neon Goby, painted illustration

A tiny, peaceful cleaner goby with a blue stripe.

Smallest tank10 gallons
Adult size2 inches
Temperature75 to 80°F
pH8.1 to 8.4
GroupOne per tank
TemperamentPeaceful
SwimsBottom of the tank
Lives3 to 5 years
Watch for: Do not mix with aggressive fish, which will bully them.

Feeding

Twice a day. A small pinch they finish in about 2 minutes. Frozen mysis, brine shrimp, small marine pellets.

Good tank mates

Fish that pass every check with Neon Goby in a 40 gallon tank: same water, overlapping temperature, nobody gets eaten and no bullies.

Do not mix with

Questions

What size tank does a Neon Goby need?

At least 10 gallons. Adults grow to about 2 inches, so plan for the adult size, not the size at the store.

What temperature does a Neon Goby like?

75 to 80 degrees Fahrenheit, with a pH of about 8.1 to 8.4. A steady temperature matters more than hitting one exact number.

How many Neon Goby should I keep together?

Keep only one. Neon Goby fight their own kind.

What do Neon Goby eat?

Frozen mysis, brine shrimp, small marine pellets. Feed twice a day: a small pinch they finish in about 2 minutes.

Sources

Checked against these sources on 2026-11-10. When sources disagree we use the safer number.