Loricariidaefreshwater fishbeginner

Spotted Rubbernose Pleco L142

Chaetostoma sp. L142

Also known as: Spotted Rubbernose Pleco, L142, Rubbernose Pleco, Bulldog Pleco

Origin: Andean foothills, Colombia/Venezuela

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Water Parameters

Temperature2026 °C
15 °C35 °C
pH6.57.5
49
GH (Hardness)215 °dGH
0 °dGH30 °dGH
KH (Alkalinity)18 °dKH
0 °dKH20 °dKH

Quick Stats

Max Size
8 cm
Min Tank
60 L
Lifespan
8-12
Swimming Level
bottom
Schooling
No
Diet
herbivore
Temperament
peaceful, non-territorial, community-friendly

About

Chaetostoma sp. L142, the Spotted Rubbernose Pleco, is a compact and charming loricariid from fast-flowing Andean foothill streams in Colombia and Venezuela. Its distinctive dome-shaped head, flexible rubber-like snout, and powerful suction-cup mouth are perfectly adapted for clinging to rocks and grazing algae in torrential current. The body is warm brown with a regular pattern of rounded dark spots.

Unlike most pleco species this Chaetostoma prefers cooler temperatures of 20–26°C, making it an ideal choice for aquariums that don't suit warm-water plecos. It does well in temperatures appropriate for goldfish, hillstream loaches, or temperate community fish. High oxygenation and good flow are essential regardless of temperature.

The Spotted Rubbernose is an efficient and dedicated algae grazer, accepting algae wafers, blanched vegetables, and spirulina tablets. It is entirely peaceful and makes a superb community fish. Breeding in captivity has been achieved in large, well-oxygenated setups.

Care Guide

Water: 20–26°C, pH 6.5–7.5, moderate hardness; high oxygenation and moderate to strong flow essential. Tank: Minimum 60 L; smooth rocks for clinging and grazing, moderate current, good filtration. Feeding: Herbivore; algae wafers, spirulina tabs, blanched courgette, spinach, and cucumber. Breeding: Egg-layer on rock surfaces; achieved in captivity in well-oxygenated, cool, spacious aquariums. Compatibility: Peaceful with all community fish; no aggression toward tankmates.

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