Description
River Pebble 10kg/bag — Polished mixed-colour river pebbles for aquarium foregrounds, ponds and garden features
Rounded stones give a stream or river layout its natural edge, and a handful of polished pebbles can soften the line between sand and rockwork. River Pebble 10kg/bag (SKU: RP3610) is a 10 kg bag of polished mixed river pebbles with a varied, natural colour palette of earthy tones. The supplier notes that the pebbles look even more striking when wet, which is exactly how they are seen in an aquarium or a water feature, and they are equally suited to landscaping, pot tops and garden features outside the tank.
As a natural product, colour mix and the size of individual stones vary from bag to bag, and the photos are indicative. In an aquarium, river pebbles are used as a foreground or accent layer over sand or gravel, along the edge of a dry riverbed design, or as a cap around the base of plants and wood. Because they are smooth and rounded, they are gentle on bottom-dwelling fish such as loaches and catfish. Before use, rinse the pebbles thoroughly in a bucket until the water runs clear. For soft-water or planted tanks, a few drops of vinegar on a sample stone is a simple check: steady fizzing suggests carbonate content that can raise pH and hardness over time. As a rough guide, 10 kg of pebbles covers about a 60 × 30 cm area to a depth of around 3 cm, depending on stone size. Pebbles trap waste between them, so vacuum around them at water changes.
Usage & Application
When to Use
- River and stream layouts: A natural, water-worn foreground.
- Goldfish and coldwater tanks: Rounded stones too large to swallow when the pebbles are well sized.
- Ponds and water features: Edging and lining around pumps and spillways.
- Garden and pot tops: Decorative mulch and landscaping accents.
Substrate & Placement Guide
- Rinse well: Wash in a bucket until the rinse water runs clear.
- Test for carbonates: Check a sample with vinegar before using in soft-water tanks.
- Layer over finer substrate: Place pebbles on top of sand or gravel, not under it.
- Clean around them: Siphon between the stones at each water change.
Product Specifications & Highlights
Key Features
- Polished finish: Smooth, rounded stones.
- Mixed natural colours: Varied tones that brighten when wet.
- 10 kg bag: Enough for an aquarium foreground or a small garden feature.
- Indoor or outdoor: Aquariums, ponds, pots and landscaping.
- Gentle on fish: Rounded stones for bottom dwellers.
Product Details
- Brand: Absolute (Australia)
- SKU: RP3610
- Product Type: Gravel > Polished River Pebbles
- Net Weight: 10 kg
- Finish: Polished, mixed natural colours
- Pebble Size: Natural variation; see product photos
- Approximate Coverage: About 60 × 30 cm at 3 cm deep (rule of thumb)
- Preparation: Rinse before use; vinegar test for carbonates
- Target Environment: Freshwater aquariums, ponds and garden features


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