🪨 CaribSea Super Naturals Aquascapes Raven River – 20 lb Aquarium Substrate

The CaribSea Super Naturals Aquascapes Raven River (20 lb) substrate brings natural beauty and contrast to any freshwater aquarium. With its dark, riverbed-inspired coloration and smooth, rounded grains, this premium gravel enhances plant growth, highlights fish coloration, and creates a clean, professional aquascape look.

Designed to be fish- and plant-safe, Raven River substrate is perfect for community tanks, planted aquariums, and aquascapes where texture and realism matter. Its natural tones make colors pop, from bright livebearers to shimmering tetras and cichlids.

🌟 Key Features

🌑 Rich, Dark Riverbed Color – Enhances aquarium depth and fish colors
🌿 Plant-Friendly Texture – Smooth grains protect roots and bottom-dwellers
💧 Safe & Clean – Pre-washed, pH neutral, and ready to use
🐠 Natural Appearance – Mimics authentic river and stream substrates
🪴 Perfect Grain Size – Ideal for Corydoras, loaches, and shrimp tanks

⚙️ Specifications

• Brand: CaribSea
• Product Line: Super Naturals Aquascapes
• Name: Raven River
• Weight: 20 lb
• Color: Deep charcoal gray to black mix
• Grain Size: ~1–3 mm smooth gravel
• pH: Neutral (won’t alter water chemistry)
• Safe For: Freshwater aquariums, planted tanks, and bottom dwellers

💡 Usage Tips

• Rinse lightly before use to remove transport dust.

• Use 1–2 lb per gallon for optimal depth and coverage.

• Combine with root tabs or nutrient layers for planted setups.

• Works beautifully with driftwood, Seiryu stone, and live plants.

❓ FAQ

Q: Is Raven River safe for bottom dwellers?
A: Yes! Its smooth, rounded texture is gentle on Corydoras, loaches, and plecos.

Q: Does it change my pH or hardness?
A: No—Raven River is completely pH neutral and aquarium safe.

Q: Can I use it with live plants?
A: Absolutely! It provides an excellent base for rooted plants and can be enriched with fertilizers or root tabs.

Q: How much do I need for my tank?
A: A 20 lb bag covers about 10 gallons at 1.5" depth—use more for deeper aquascapes.

Q: Does it work with shrimp tanks?
A: Yes—it’s shrimp safe and showcases their colors beautifully against the dark background.