🐠 L200 Hi Fin Green Phantom Pleco – (Baryancistrus demantoides)

The L200 Hi Fin Green Phantom Pleco is a strikingly beautiful pleco known for its taller dorsal fin and vibrant greenish-yellow coloration. Native to the Rio Orinoco basin, this species closely resembles the L200 Green Phantom Pleco but has distinct features that set it apart, making it a prized specimen among pleco enthusiasts.

🔍 Identification Differences

🏞️ Taller, more pronounced dorsal fin compared to the L200
🌿 Color tends to be more yellowish-green rather than pure green
🩱 Unique membrane of skin connecting the last ray of the dorsal fin to the adipose fin — if this membrane is absent, the fish is likely the L200 Green Phantom Pleco (Hemiancistrus subviridis)

🌊 Tank Setup

🏞️ Minimum 30+ gallon tank
🪨 Plenty of caves, driftwood, and hiding spots
🌿 Moderate to strong water flow with excellent filtration
💧 Stable water conditions with regular water changes
💡 Dim lighting to enhance colors

🍽️ Diet

🍃 Herbivorous tendencies with omnivorous diet in captivity
🍽️ Feed algae wafers, fresh vegetables (zucchini, cucumber), and occasional protein treats
🥦 Include blanched greens for balanced nutrition
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⚖️ Temperament

🤝 Peaceful, but can be territorial toward other bottom dwellers if space is limited
🐟 Best kept singly or in small groups with ample hiding spaces

🧠 Behavior & Care

🌙 Mostly nocturnal, active mainly at night
🧼 Requires pristine water quality and good oxygenation
⚠️ Sensitive to poor water conditions, consistent maintenance essential

📋 At a Glance

🔖 Scientific Name	Baryancistrus demantoides
🐠 Common Name	L200 Hi Fin Green Phantom Pleco
🌎 Origin	Rio Orinoco Basin (Venezuela, Colombia)
📏 Size	Up to 6 inches (15 cm)
🌡️ Temperature	75–82°F (24–28°C)
💧 pH Range	6.5–7.5
🐟 Temperament	Peaceful, shy
🏠 Tank Size	30+ gallons
🍽️ Diet	Omnivore (herbivore-leaning)
🎯 Experience Level	Intermediate

💡 The L200 Hi Fin Green Phantom Pleco is a spectacular and slightly rarer variant of the popular Green Phantom Pleco, favored for its unique fin structure and coloration. Proper identification is essential for enthusiasts and collectors.