Image of a Neon Goby, Elacatinus oceanops

Neon Goby

Elacatinus oceanops

Reviewed for accuracy · Last updated Jan 5, 2026, 1:12 AM

Very peaceful cleaner goby that spends most of its time perching on rocks and servicing other fish without aggression.

Key Information

Water Type

Marine

Temperament

Very Peaceful

Care Level

Easy

Minimum Tank Size

11 gal (40 L)

Maximum Size

2 in (5 cm)

Lifespan

2–4 years

Diet

Carnivore

Migration

Resident

Neon Goby Behavior and Compatibility

Neon Gobies are compatible with nearly all peaceful marine fish. They coexist well with clownfish, cardinalfish, and gobies. They are safe with invertebrates and corals. Aggressive predators should be avoided.

They often clean larger fish without conflict. They do not compete for territory. Multiple individuals can be kept in larger tanks. Nano reef systems suit them very well.

They rarely show aggression toward conspecifics. Proper space reduces any minor disputes. Community tanks enhance their cleaning role. Compatibility is extremely high.

They are excellent additions to reef ecosystems. Observe interactions during feeding. They integrate smoothly into established tanks. Overall, they are model community fish.

Best Tank Mates for Neon Goby

Neon Goby Tank Setup and Care

Neon Gobies are ideal for small reef and nano marine aquariums. They require stable water parameters and clean conditions. Rock structures provide perching and resting locations. They adapt well to both reef and fish-only systems.

Their small size allows them to thrive in compact environments. Water quality consistency is essential for long-term health. They tolerate moderate water flow without difficulty. Peaceful surroundings reduce stress significantly.

Lighting can be standard reef lighting. They show natural cleaning behavior under proper conditions. Regular maintenance supports their immune system. They are highly suitable for beginner aquarists.

A tight lid is recommended due to occasional jumping. They acclimate quickly when parameters are stable. Minimal aggression makes them community-friendly. Overall care requirements are low.

Neon Goby Diet and Feeding

Neon Gobies are carnivorous and feed on small meaty foods. They accept frozen mysis shrimp and brine shrimp. Prepared nano pellets are often consumed readily. They also graze on parasites and dead tissue from tank mates.

Feeding once or twice daily is sufficient. They do not require large food portions. A varied diet improves coloration and activity. Live foods can enhance natural behaviors.

They are not aggressive feeders. Ensure food reaches them in community tanks. Overfeeding should be avoided. Balanced nutrition supports longevity.

Young gobies need appropriately sized foods. They adapt easily to captive diets. Consistent feeding routines are beneficial. Dietary variety prevents deficiencies.

Neon Goby Breeding and Reproduction

Neon Gobies are among the easiest marine fish to breed. They form monogamous pairs in captivity. Spawning usually occurs in small caves or crevices. Eggs are laid on hard surfaces.

Parents guard the eggs until hatching. Larvae hatch within several days. Raising fry requires live planktonic foods. Dedicated breeding tanks improve success.

Larvae are sensitive to water conditions. Rotifers are commonly used as first food. Metamorphosis occurs after several weeks. Captive breeding is well-documented.

They are commonly bred commercially. Breeding success depends on nutrition. Stable environments encourage spawning. Suitable for advanced beginners.

Neon Goby Water Parameters

75–82 °F (24–28 °C)
8.0–8.4
7–12 dGH
1.020–1.026 SG

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