Otocinclus (Otocinclus huaorani) 1–1.5″ for Sale in Canada

The Otocinclus (Otocinclus huaorani), available in a 1–1.5 inch size under stock code TA2407, is one of the most popular and effective algae-eating freshwater fish for planted aquariums. Commonly known as the Oto Catfish, this peaceful South American species is highly prized for its ability to graze on soft algae and biofilm without damaging aquatic plants. Otocinclus Canada

Small, active, and gentle, Otocinclus are ideal for nano aquariums, planted tanks, and peaceful community setups. They spend much of the day cleaning plant leaves, driftwood, rocks, and aquarium glass, making them a valuable addition to any well-established freshwater aquarium.

Monster Aquarium Canada proudly offers healthy Otocinclus (Otocinclus huaorani) with professional live fish shipping throughout Canada.

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Why Choose Otocinclus?

One of the Best Algae-Eating Fish for Planted Aquariums

Otocinclus are loved for their:

Unique Features

• Excellent soft algae and biofilm grazers
• Safe for planted aquariums
• Peaceful community temperament
• Small adult size
• Schooling behaviour
• Hardy once established
• Constant active grazing
• Ideal for nano and planted tanks

Their gentle nature and exceptional algae-cleaning abilities make them one of the best cleanup fish available.

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Care Requirements

Aquarium Size

A minimum 20-gallon aquarium is recommended.

Recommended aquarium setup:

• Mature planted aquarium
• Driftwood
• Smooth rocks
• Dense live plants
• Gentle water movement
• Excellent filtration
• Stable water conditions

Otocinclus perform best in well-established aquariums with abundant natural biofilm.

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Water Parameters

• Scientific Name: Otocinclus huaorani
• Common Name: Otocinclus, Oto Catfish, Dwarf Sucker Catfish
• Available Size: 1–1.5 inches (2.5–4 cm)
• Stock Code: TA2407
• Family: Loricariidae
• Adult Size: Approximately 1.5–2 inches (4–5 cm)
• Temperature: 22–27°C (72–81°F)
• pH: 6.0–7.5
• Water Hardness: Soft to Moderately Hard
• Care Level: Intermediate
• Temperament: Peaceful
• Diet: Herbivore / Algae Grazer
• Origin: South America
• Lifespan: 3–5 years

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Feeding Your Otocinclus

While Otocinclus naturally consume algae, supplemental feeding is important, especially in very clean aquariums.

Recommended Foods

• Algae wafers
• Spirulina wafers
• Soft algae
• Biofilm
• Blanched zucchini
• Cucumber
• Spinach
• Green beans
• Repashy gel foods formulated for herbivorous fish

A mature aquarium with natural algae growth greatly benefits Otocinclus.

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Ideal Aquarium Setup

Otocinclus thrive in lush planted aquariums.

Recommended Features

• Dense live plants
• Driftwood
• Smooth stones
• Natural algae growth
• Gentle filtration
• Stable water quality
• Plenty of shaded resting areas

Avoid introducing Otocinclus into newly established aquariums, as they rely on mature biofilm during acclimation.

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Compatible Tank Mates

Otocinclus are extremely peaceful and ideal for community aquariums.

Suitable companions include:

• Corydoras
• Neon Tetras
• Cardinal Tetras
• Ember Tetras
• Harlequin Rasboras
• Honey Gouramis
• Pygmy Corydoras
• Small peaceful shrimp (with appropriate precautions)

Avoid:

• Large predatory fish
• Aggressive cichlids
• Fin-nipping species
• Large territorial catfish

For best results, keep Otocinclus in groups of at least 6 individuals, as they are naturally social fish.

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Otocinclus Behaviour

Otocinclus are calm, active fish that spend most of their day grazing.

Common Behaviours

• Cleaning algae from leaves and glass
• Resting on plant leaves
• Schooling with other Otocinclus
• Grazing on driftwood and rocks
• Remaining active throughout the day

Their peaceful nature makes them one of the safest algae eaters for planted aquascapes.

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Why Buy Otocinclus from Monster Aquarium Canada?

Premium Healthy Otocinclus

Every Otocinclus is selected for:

• Healthy body condition
• Active grazing behaviour
• Strong feeding response
• Excellent acclimation
• Premium aquarium quality

Professional Live Fish Shipping Across Canada

Monster Aquarium Canada carefully packages every Otocinclus using professional live fish shipping methods to help ensure safe arrival throughout Canada.

Canada’s Trusted Aquarium Supplier

Monster Aquarium Canada specializes in premium freshwater fish, algae-eating catfish, rare tropical species, monster fish, aquarium supplies, premium fish foods, aquatic medications, and aquarium accessories for hobbyists across Canada.

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Frequently Asked Questions

1. How large do Otocinclus grow?

Otocinclus typically reach 1.5–2 inches (4–5 cm) as adults.

2. Are Otocinclus good algae eaters?

Yes. They are among the best fish for controlling soft algae and biofilm in planted aquariums.

3. Should Otocinclus be kept in groups?

Yes. They are social fish and thrive when kept in groups of six or more.

4. Are Otocinclus safe for planted aquariums?

Absolutely. They feed on algae and biofilm without harming healthy aquatic plants.

5. Does Monster Aquarium Canada ship Otocinclus across Canada?

Yes. Monster Aquarium Canada offers professional live fish shipping across Canada, ensuring your Otocinclus arrive healthy and ready for their new aquarium.