Mountain & Rock Ornaments

Aquarium Rock Decorations

Aquarium rock decoration will help you to create a stunning, natural-looking underwater hardscape in your fish tank.  A fish tank rock ornament will allow you to craft a perfectly aquascaped underwater environment quickly and easily, and replicating your fish’s natural habitat is simple with a fish tank rock decoration paired with live aquatic plants. Our range of rock aquarium ornaments come in a variety of shapes and sizes so you can personalise your fish tank set-up no matter what size.
Shop online for an aquarium rock ornament:

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  1. sale
    Cichlid Stone Hiding Cave Aquarium Fish Tank Ornament Small
    Special Price £4.49
    Save £0.50 Regular Price £4.99
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  2. sale
    Cichlid Stone Hiding Cave Aquarium Fish Tank Ornament Medium
    Special Price £5.84
    Save £0.65 Regular Price £6.49
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  3. sale
    Moss Covered Pebbles ∕ Stones ∕ Rocks Aquarium Ornament
    Special Price £7.19
    Save £0.80 Regular Price £7.99
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  4. sale
    Reef Rock Style Aquarium Fish Tank Ornament
    Special Price £7.19
    Save £0.80 Regular Price £7.99
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  5. sale
    Grass Covered Rock Fish Tank Aquarium Ornament
    Special Price £7.19 to £12.59
    Regular Price £7.99 to £13.99
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  6. sale
    Grass Covered Rock with Hiding Hole Aquarium Ornament
    Special Price £8.09 to £13.49
    Regular Price £8.99 to £14.99
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  7. sale
    Aquarium Floating Rock Ornament - Small
    Special Price £8.09
    Save £0.90 Regular Price £8.99
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  8. sale
    Aquarium Floating Rock Ornament - Small
    Special Price £8.09
    Save £0.90 Regular Price £8.99
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  9. sale
    Cichlid Stone Hiding Cave Aquarium Fish Tank Ornament Large
    Special Price £9.00
    Save £1.00 Regular Price £10.00
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  10. sale
    Rock Formation Fish Tank Ornament ∕ Decoration
    Special Price £9.89
    Save £1.10 Regular Price £10.99
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  11. sale
    Underwater Rock Formation Aquarium Fish Tank Ornament
    Special Price £9.89
    Save £1.10 Regular Price £10.99
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    Out of stock
  12. sale
    Mountain ∕ Cliff ∕ Caves Aquarium Ornament 08427
    Special Price £9.89
    Save £1.10 Regular Price £10.99
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  13. sale
    Mountain ∕ Cliff ∕ Caves Aquarium Ornament 08357
    Special Price £9.89
    Save £1.10 Regular Price £10.99
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  14. sale
    Aquarium Floating Rock Ornament - Medium
    Special Price £8.99
    Save £1.00 Regular Price £9.98
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  15. sale
    Mountain Side Castle Small Fish Tank Aquarium Ornament
    Special Price £10.79
    Save £1.20 Regular Price £11.99
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  16. sale
    Aquarium Floating Rock Ornament - Large
    Special Price £9.89
    Save £1.09 Regular Price £10.98
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