WIO - El Dorado Sand
WIO - El Dorado Sand
Fast and free
Completely natural and pre-washed
24/7 support
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Details
Details
Color: A warm blend of orange-yellow and ochre tones that mimic natural tropical riverbeds.
Composition: 100% natural silica sand with mixed fine–medium grains for authentic texture.
Size Mix: 0.004"–0.16" (0.1–4 mm), offering soft variation and natural depth.
Matching: Pairs beautifully with warm woods, round river stones, and South American biotope layouts.
Results: Creates a glowing, sunlit riverbed aesthetic that enhances plants, driftwood, and warm-toned hardscape.
Ready to Use: Pre-washed and clean straight from the bag; no rinsing recommended due to fine grain size.
Safety: Completely inert and pH-neutral — safe for all fish, shrimp, snails, and plants.
Worry-Free: Will not alter water chemistry; ideal for sensitive species and stable, natural setups.
Versatile: Perfect for aquariums, terrariums, paludariums, and biotopes; use alone or blend with gravels for added detail.
Packing: Available in 4.4 lb (2 kg) and 11 lb (5 kg) bags.
SHIPPING INFO
SHIPPING INFO
Fast and free shipping within the U.S. and Australia.
Worldwide free shipping on orders over $599!
CARE INSTRUCTIONS
CARE INSTRUCTIONS
Suitable for use in aquatic and terrarium environments. pH neutral, will not affect water chemistry.

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Fast and free
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Completely natural and pre-washed
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24/7 support
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Over 100,000 happy aquariums
El Dorado Sand – Your Ready-to-Scape Warm Riverbed Substrate
El Dorado Sand brings warmth, color, and natural charm into your aquascape. Inspired by ochre-rich tropical riverbeds and lowland deltas, this natural silica sand blends orange, yellow, and earthy tones to create a vibrant, sunlit foundation ideal for freshwater tanks, biotopes, and terrariums. Its rich grain variation adds depth, texture, and realism, enhancing plants, stones, and driftwood with a naturally glowing palette.
Available Sizes
4.4 lb (2 kg)
11 lb (5 kg)
Each Bag Includes
A natural blend of orange–yellow silica sand with mixed grains from 0.004"–0.16" (0.1–4 mm) for authentic riverbed detail
Why You’ll Love It
✓ Warm ochre tones that brighten and enrich any layout
✓ Mixed grains create realistic texture, depth, and natural flow
✓ Perfect for tropical riverbeds, deltas, and nature-style aquascapes
✓ Pre-washed and ready to use from the bag
✓ pH-neutral and completely safe for all livestock
✓ Works beautifully in aquariums, terrariums, paludariums, and biotopes
Design Tip
Pair El Dorado Sand with warm-toned woods, rounded river stones, or South American plant species for a cohesive, sunlit riverbed effect.
Specs & Care
Sand Type: Natural silica sand
Color: Orange-yellow with natural ochre hues
Texture: Fine to medium mixed grains
Grain Size: 0.004"–0.16" (0.1–4 mm)
Effect on Water: Inert — will not affect pH or hardness
Use as a standalone substrate or blend with gravels for added complexity. Due to its fine size, rinsing is not recommended. Add water gently to avoid disturbance. Remove any floating particles with a net.
Safe for all fish, shrimp, snails, plants, amphibians, and terrarium animals.

