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Flagtail Porthole Catfish (Dianema urostriatum) 7-10cm Aquarium Glaser

$6999 CAD
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SKU: 57276491007262

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Flagtail Porthole Catfish (Dianema urostriatum) 7-10cm Aquarium Glaser

Description

Dianema urostriatum, also known as the Flagtail Catfish or Flagtail Porthole Catfish:

Species Overview

  • Scientific Name: Dianema urostriatum
  • Common Names: Flagtail Catfish, Flagtail Porthole Catfish
  • Family: Callichthyidae
  • Origin: Amazon River Basin, Brazil

Size & Lifespan

  • Adult Size: Up to 13 cm (5.1 inches)
  • Lifespan: 5–8 years

Water Parameters

  • Temperature: 25–28°C (77–82°F)
  • pH: 6.0–8.0
  • Hardness: 5–19 dGH
  • Tank Size: Minimum 30 gallons for a group

Appearance

  • Slender body with a silvery base color
  • Distinctive striped tail fin (black and white bands)
  • Long barbels and slightly upturned mouth
  • Females tend to be rounder; males may have thicker pectoral fin rays

Behavior & Compatibility

  • Peaceful and active, often swimming mid-water
  • Best kept in groups of 5 or more
  • Compatible with:
    • Tetras
    • Rasboras
    • Peaceful cichlids
    • Corydoras
    • Loaches

Diet

  • Omnivorous bottom-feeder
  • Accepts:
    • Sinking pellets and wafers
    • Frozen foods (bloodworms, brine shrimp)
    • Live foods (daphnia, tubifex)
    • Occasional flake food

Breeding

  • Rarely bred in captivity
  • Spawning may be triggered by cooler water changes and increased oxygenation
  • Eggs are laid on submerged surfaces or floating vegetation
  • No bubble nest; adults may eat eggs, so separation is recommended

Tank Setup Tips

  • Soft sand substrate to protect barbels
  • Provide hiding spots: driftwood, caves, and plants
  • Moderate water flow and filtration
  • Leave surface access for air-breathing (intestinal respiration)

Specifications
  • Category
    Catfish
  • Species Type
    Ripsaw Catfish
  • Water Temperature
    72°F to 79°F
  • Minimum Tank Size
    30 Gallons
  • Water pH Level
    Acidic, Neutral
  • Habitat Preference
    Planted Tanks, Rocky Tanks, Driftwood
  • Behaviour
    Community Fish, Bottom-Dwelling, Algae Eaters, Shoaling

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Aquarium Glaser

Flagtail Porthole Catfish (Dianema urostriatum) 7-10cm Aquarium Glaser

$6999 CAD

Dianema urostriatum, also known as the Flagtail Catfish or Flagtail Porthole Catfish:

Species Overview

  • Scientific Name: Dianema urostriatum
  • Common Names: Flagtail Catfish, Flagtail Porthole Catfish
  • Family: Callichthyidae
  • Origin: Amazon River Basin, Brazil

Size & Lifespan

  • Adult Size: Up to 13 cm (5.1 inches)
  • Lifespan: 5–8 years

Water Parameters

  • Temperature: 25–28°C (77–82°F)
  • pH: 6.0–8.0
  • Hardness: 5–19 dGH
  • Tank Size: Minimum 30 gallons for a group

Appearance

  • Slender body with a silvery base color
  • Distinctive striped tail fin (black and white bands)
  • Long barbels and slightly upturned mouth
  • Females tend to be rounder; males may have thicker pectoral fin rays

Behavior & Compatibility

  • Peaceful and active, often swimming mid-water
  • Best kept in groups of 5 or more
  • Compatible with:
    • Tetras
    • Rasboras
    • Peaceful cichlids
    • Corydoras
    • Loaches

Diet

  • Omnivorous bottom-feeder
  • Accepts:
    • Sinking pellets and wafers
    • Frozen foods (bloodworms, brine shrimp)
    • Live foods (daphnia, tubifex)
    • Occasional flake food

Breeding

  • Rarely bred in captivity
  • Spawning may be triggered by cooler water changes and increased oxygenation
  • Eggs are laid on submerged surfaces or floating vegetation
  • No bubble nest; adults may eat eggs, so separation is recommended

Tank Setup Tips

  • Soft sand substrate to protect barbels
  • Provide hiding spots: driftwood, caves, and plants
  • Moderate water flow and filtration
  • Leave surface access for air-breathing (intestinal respiration)
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