L200 High Fin Green Phantom Pleco (Hemiancistrus subviridis) 7″+ Large for Sale in Canada

The L200 High Fin Green Phantom Pleco (Hemiancistrus subviridis) is a spectacular and highly sought-after L-number pleco prized for its rich green coloration, impressive high dorsal fin, robust body, and distinctive appearance.

This listing features a large L200 measuring 7+ inches, making it an exceptional specimen for experienced pleco collectors and serious freshwater aquarists.

The L200 High Fin Green Phantom Pleco is particularly attractive because of the combination of its green body coloration and oversized dorsal fin. Unlike many smaller plecos, a large mature-looking specimen can make a dramatic addition to a specialist South American aquarium.

Monster Aquarium Canada offers this 7+ inch L200 High Fin Green Phantom Pleco to Canadian aquarists looking for rare L-number plecos and premium freshwater fish.

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Why Choose an L200 High Fin Green Phantom Pleco?

A Premium Large L-Number Pleco

The L200 is one of the most recognizable green phantom-type plecos in the aquarium hobby.

Key Features

• 7+ inches — Large specimen
• Scientific name: Hemiancistrus subviridis
• High, dramatic dorsal fin
• Attractive green coloration
• Robust armoured body
• Rare and collectible L-number fish
• Fascinating bottom-dwelling behaviour
• Excellent specialist aquarium centerpiece
• Highly desirable among pleco collectors

Individual coloration and pattern intensity can vary according to genetics, age, health, lighting, and aquarium conditions.

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How Large Does the L200 High Fin Green Phantom Pleco Grow?

A Substantial Freshwater Pleco

L200 High Fin Green Phantom Plecos can reach approximately 7–8 inches (18–20 cm), with individual specimens varying in final size.

At 7+ inches, the specimen offered here is already a large and impressive fish.

Its adult size makes proper aquarium planning essential.

Plan Around the Adult Fish

A suitable aquarium should provide:

• Generous swimming space
• Plenty of bottom territory
• Strong filtration
• High oxygenation
• Strong water circulation
• Multiple caves
• Natural rockwork
• Suitable driftwood
• Excellent water quality

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Aquarium Size and Setup

Large Aquariums Are Recommended

For a 7+ inch L200, a 75-gallon aquarium or larger is a reasonable starting point, with a larger aquarium preferred for long-term care, multiple plecos, or a heavily stocked community system.

Recommended Aquarium Features

• Mature biological filtration
• Powerful mechanical filtration
• Excellent oxygenation
• Strong water movement
• Smooth rocks
• Natural driftwood
• Secure caves
• Shaded resting areas
• Open bottom territory
• Secure aquarium equipment

The L200 appreciates well-oxygenated water and good circulation.

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Water Parameters

Basic L200 High Fin Green Phantom Pleco Care

• Scientific Name: Hemiancistrus subviridis
• Common Name: L200 High Fin Green Phantom Pleco
• L-Number: L200
• Size Offered: 7+ inches
• Potential Adult Size: Approximately 7–8 inches (18–20 cm)
• Origin: Venezuela / Upper Orinoco region
• Temperature: Approximately 26–30°C (79–86°F)
• pH: Approximately 6.0–7.5
• Water Hardness: Soft to moderately hard
• Care Level: Moderate to Advanced
• Temperament: Generally peaceful but potentially territorial with other plecos
• Diet: Omnivorous
• Swimming Level: Bottom
• Activity: Often more active during dim conditions

Excellent water quality and oxygenation should be priorities.

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What Does an L200 High Fin Green Phantom Pleco Eat?

A Balanced Omnivorous Diet

The L200 benefits from a varied diet rather than relying exclusively on naturally occurring algae.

Recommended Foods

• High-quality sinking pleco pellets
• Algae wafers
• Spirulina-based foods
• Vegetable wafers
• Sinking carnivore foods
• Frozen foods in moderation
• Repashy-style gel foods where appropriate
• Blanched vegetables

Feeding Tip

Offer food after the aquarium lights are dimmed when possible. This can allow the L200 to feed without competing with faster daytime fish.

Because this is a large 7+ inch specimen, ensure sufficient food reaches the bottom.

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Behaviour and Temperament

A Beautiful and Interesting Bottom Dweller

L200 High Fin Green Phantom Plecos are generally peaceful toward appropriately selected tank mates.

They may spend their time:

• Resting on rocks
• Exploring driftwood
• Grazing aquarium surfaces
• Investigating caves
• Searching for food
• Becoming more active during evening hours

Mature individuals may become territorial toward other plecos, particularly when preferred caves or resting areas are limited.

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Compatible Tank Mates

Choose Compatible Warm-Water Species

Potential tank mates should be peaceful, appropriately sized, and able to tolerate warm, oxygen-rich water.

Possible companions include:

• Large peaceful tetras
• Silver Dollars
• Compatible South American cichlids
• Peaceful medium-to-large catfish
• Other robust tropical fish

Avoid

• Large predatory fish
• Highly aggressive cichlids
• Fish that constantly harass bottom dwellers
• Excessively territorial plecos
• Fish requiring significantly different water conditions

When keeping multiple plecos, provide plenty of caves and sufficient bottom territory.

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L200 High Fin Green Phantom Pleco in a Natural Aquarium

Showcase Its Green Coloration and High Fin

A natural-style aquarium can make the L200 particularly impressive.

Consider using:

• Dark or neutral substrate
• Smooth river rocks
• Large driftwood pieces
• Natural caves
• Shaded areas
• Strong circulation
• Open swimming areas
• Sturdy aquatic plants

Good aquarium lighting can also highlight the fish’s green coloration without creating excessive stress.

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Why Buy a 7+ Inch L200 from Monster Aquarium Canada?

Large Rare Plecos for Canadian Aquarists

Monster Aquarium Canada specializes in rare freshwater fish, L-number plecos, unusual tropical fish, monster fish, aquarium foods, medications, and specialist aquarium supplies.

A Premium Large Specimen

A 7+ inch L200 High Fin Green Phantom Pleco is an excellent choice for collectors who want to skip the very small juvenile stage and acquire a substantially sized specimen with an impressive dorsal fin and mature-looking presence.

Before ordering, make sure your aquarium provides adequate space, strong filtration, excellent oxygenation, suitable hiding places, and a varied diet.

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Frequently Asked Questions

1. How large is this L200 High Fin Green Phantom Pleco?

This listing is for a 7+ inch large specimen.

2. How large can an L200 High Fin Green Phantom Pleco grow?

They can reach approximately 7–8 inches (18–20 cm), although final size varies between individuals.

3. What does an L200 High Fin Green Phantom Pleco eat?

They benefit from sinking pleco foods, algae and spirulina wafers, vegetables, suitable protein-rich foods, and a varied omnivorous diet.

4. Is the L200 High Fin Green Phantom Pleco peaceful?

Generally yes, particularly with suitable community fish. However, adults can become territorial toward other plecos.

5. What aquarium size does a 7+ inch L200 need?

A 75-gallon aquarium or larger is a reasonable starting point, with larger systems preferred for multiple plecos or community stocking.