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Product Details

Purple Pencil (3cm) is a slender, nano schooling fish prized for its subtle violet sheen and elegant horizontal striping. Peaceful and refined, this species is ideal for planted aquariums and soft-water community tanks.


🌿 Species Overview

  • Genus: Nannostomus sp.

  • Common Name: Purple Pencilfish

  • Current Size: ~3 cm

  • Adult Size: 3–4 cm

  • Origin: South America

  • Temperament: Peaceful, shy schooling fish

At 3cm, specimens are near sub-adult size and already displaying strong coloration.


🎨 Appearance

  • Slender β€œpencil-like” body shape

  • Soft purple to lavender sheen along the body

  • Thin horizontal dark stripe

  • Clear to lightly tinted fins

  • Subtle metallic reflection under aquarium lighting

Color becomes richer in dim lighting with dark substrate.


🐟 Behavior & Compatibility

  • Best kept in groups of 6–10 or more

  • Very peaceful and non-aggressive

  • Suitable tank mates: small tetras, rasboras, Corydoras, shrimp

  • Avoid aggressive or large fish

They typically occupy upper to mid water levels and swim in a calm, gliding manner.


πŸ’§ Ideal Water Parameters

  • Temperature: 24–28Β°C

  • pH: 5.5–7.0

  • Hardness: Soft to moderately soft

  • Water Flow: Gentle

Stable, clean water enhances coloration and activity.


🏑 Tank Setup

  • Minimum Tank Size: 40–60 liters

  • Planted aquarium preferred

  • Dark substrate enhances purple tones

  • Floating plants reduce stress

  • Open upper swimming space

They thrive in blackwater-style or natural aquascapes.


🍽 Feeding

  • Micro pellets or fine flakes

  • Frozen daphnia, baby brine shrimp

  • Microworms or other small live foods

Feed small portions 1–2 times daily.


πŸ“ˆ Care Level

  • Difficulty: Easy to Intermediate

  • Sensitive to sudden parameter changes

  • Best in established aquariums


🌟 Why Choose Purple Pencil 3cm?

  • Elegant nano schooling fish

  • Unique subtle purple sheen

  • Peaceful community species

  • Ideal for planted aquascapes

  • Low bioload, suitable for medium nano tanks

Purple Pencilfish add understated color and graceful movement to aquariums, especially when kept in well-planted, softly lit environments.

Purple pencil 3cm

SGD 14.30

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Aquarium Fishes, Tanks & Supplies From FishList by DesmondLim Teck Whye
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