Ornate Glass Bagrid

Hyalobagrus ornatus

Photo of aquarium fish Ornate Glass Bagrid
Natural range
  • Malay Peninsula area
  • Borneo area
CatfishConservation status: Critically endangered CR

Family:Bagridae

Other scientific names: Pelteobagrus ornatus, Pseudobagrus ornatus

The scientific name Hyalobagrus ornatus refers to the Ornate Glass Bagrid, a representative of the family Bagridae. This catfish originates from Southeast Asia. It can be found in the river systems of the southern part of the Malay Peninsula, as well as on the island of Borneo (Kalimantan). Its natural habitat consists of peat rivers and other bodies of water characterized by a high concentration of tannins.

Required aquarium volume
40 L
Size in aquarium
3 cm
Temperature
21 – 25 °C
Temperament
Peaceful (regular)
Parameters
Temperature21 – 25 °C
Water pHNeutral (6.6) – Neutral (7.2)
Water dHSoft (5) – Very hard (18)
Water salinityno salt (freshwater)
Size in aquarium3 cm
Lifespan4 years
TemperamentPeaceful (regular)
Toward small fishnot a predator
Required aquarium volume40 L
Lightingdimmed
Substrateany, but dark
Water flownone or stagnant (no flow)
FeedingSinking (any)
CareSmall group (5–6 individuals)

Frequently asked questions

The essentials: size, tank volume, water parameters and care

How big does Ornate Glass Bagrid get?

An adult reaches 3 cm in length. Plan the tank around the maximum size: the fish quickly outgrows a cramped setup.

What size aquarium does Ornate Glass Bagrid need?

The minimum recommended volume is 40 L. A smaller tank speeds up nitrate build-up and raises stress levels.

What water parameters does Ornate Glass Bagrid need?

Temperature 21–25 °C, pH 6.6–7.2, hardness 5–18 dGH. Stability matters more than exact values: sudden swings are harder on the fish than a small deviation from the ideal.

How long does Ornate Glass Bagrid live?

Around 4 years when kept properly. Lifespan depends directly on tank volume, water quality and a varied diet.

Is Ornate Glass Bagrid aggressive?

Temperament: peaceful (regular). Keep this in mind when choosing tank mates.

How many Ornate Glass Bagrid should be kept together?

Recommended setup: small group (5–6 individuals). Ignoring this is a common cause of stress and disease.

What does Ornate Glass Bagrid eat?

Diet type: sinking (any). Feed small portions that are finished within a couple of minutes — overfeeding does more harm than underfeeding.

What is the scientific name of Ornate Glass Bagrid?

The scientific name of the species is Hyalobagrus ornatus, family Bagridae. It also appears in the literature as: Pelteobagrus ornatus, Pseudobagrus ornatus.

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