Tateurndina ocellicauda

Origin

Papua New Guinea

Adult Size

5–7 cm (2–2.75 in)

Recommended Tank Size

40 L (10 gal) or larger

Temperature

23–27°C (73–81°F)

pH

6.5–7.5

Behavior

Peaceful • Curious • Mildly Territorial

A generally peaceful community fish. Males may become territorial around caves or spawning sites, but serious aggression is uncommon. They appreciate a well-planted aquarium with plenty of hiding places.

Diet

Omnivore

Prefers:

• Frozen foods
• Live foods
• Baby brine shrimp
• Daphnia
• Bloodworms
• Quality small pellets

Difficulty Level

●●○○○

Easy to Intermediate

Did You Know?

Despite its common name, the Peacock Gudgeon is not a true goby. Males guard the eggs after spawning, remaining inside or near the chosen cave until they hatch.

Ideal Water Parameters

• GH: 4–12
• KH: 2–8
• Flow: Low to moderate
• Planted Aquarium: Highly recommended
• Caves & Hiding Places: Recommended
• Group: Pair or small group

Compatibility

✅ Rasboras
✅ Peaceful Tetras
✅ Corydoras
✅ Small Rainbowfish
✅ Ricefish
✅ Other peaceful community fish

⚠️ Avoid large or aggressive tankmates
⚠️ Very small shrimp and shrimplets may be eaten

Why This Species Is Special

• Beautiful blue, yellow and red coloration
• Distinctive dark spot at the base of the tail
• Interesting courtship and parental behavior
• Peaceful enough for most community aquariums
• Excellent centerpiece for planted tanks

The Peacock Gudgeon combines spectacular coloration with an engaging personality. Its manageable size and peaceful temperament make it an excellent choice for planted community aquariums.