For Sale UK

Fish tank decorations

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Fish tank decorations for sale on largest auction and classifieds sites

Home / Decorations / Fish tank decorations for sale – 96 used, around £8 | For Sale UK
Artificial barrel cave - artificial,

Artificial barrel cave - artificial,

£3.61
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£13.99
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£4.70
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Aquarium cave decoration - cave,

Aquarium cave decoration - cave,

£23.98
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£3.99
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Artificial barrel cave - artificial,

Artificial barrel cave - artificial,

£4.55
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Fish tank aquarium decoration - aquarium,

Fish tank aquarium decoration - aquarium,

£15.99
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Large green fish - green, tank

Large green fish - green, tank

£14.10
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Piece artificial aquarium - artificial,

Piece artificial aquarium - artificial,

£3.75
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£9.97
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£9.99
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Aquarium oxygen pump air - aquarium,

Aquarium oxygen pump air - aquarium,

£3.15
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Extra large castle fish - large,

Extra large castle fish - large,

£79.99
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Aquarium fish tank - fish, ornament

Aquarium fish tank - fish, ornament

£11.99
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Aquarium underground cave fish - aquarium,

Aquarium underground cave fish - aquarium,

£21.98
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Printed skeleton riding - printed,

Printed skeleton riding - printed,

£12.93
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Aquarium plants artificial - plants,

Aquarium plants artificial - plants,

£10.97
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Shrimp breeding cave fish tank - breeding,

Shrimp breeding cave fish tank - breeding,

£1.29
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1pc aquarium hollow - hollow, log

1pc aquarium hollow - hollow, log

£5.56
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Aquarium fish tank ornament - tank,

Aquarium fish tank ornament - tank,

£11.87
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£5.97
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£4.35
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Swell artificial - swell,

Swell artificial - swell,

£8.03
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Artificial aquarium plants - aquarium,

Artificial aquarium plants - aquarium,

£0.99
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£5.46
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Aquarium oxygen pump air - aquarium,

Aquarium oxygen pump air - aquarium,

£2.92
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6pcs spongebob fish tank - spongebob,

6pcs spongebob fish tank - spongebob,

£5.00
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Aquarium fish tank - aquarium,

Aquarium fish tank - aquarium,

£3.30
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£11.99
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Fish tank plants - quozuo, 10pcs

Fish tank plants - quozuo, 10pcs

£5.82
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£4.91
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Aquarium fish tank - tank, ornament

Aquarium fish tank - tank, ornament

£19.98
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Mini sea turtle resin aquarium - mini,

Mini sea turtle resin aquarium - mini,

£1.91
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Aquarium fish tank ornament - tank,

Aquarium fish tank ornament - tank,

£14.98
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Large sunken ship aquarium - large,

Large sunken ship aquarium - large,

£10.76
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Multiple colors artificial - colors,

Multiple colors artificial - colors,

£4.89
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6pcs spongebob fish - spongebob,

6pcs spongebob fish - spongebob,

£5.99
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£14.31
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£21.99
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Grey synthetic castle ruins - synthetic,

Grey synthetic castle ruins - synthetic,

£50.00
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£7.99
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Aquarium fish tank ornament - fish,

Aquarium fish tank ornament - fish,

£11.80
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Dancing skeleton aquarium - dancing,

Dancing skeleton aquarium - dancing,

£7.99
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Christmas fish tank - fish,

Christmas fish tank - fish,

£14.45
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Aquarium fish tank - aquarium, ornament

Aquarium fish tank - aquarium, ornament

£3.59
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10pcs artificial aquarium - 10pcs,

10pcs artificial aquarium - 10pcs,

£7.59
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Mixed artificial green - mixed,

Mixed artificial green - mixed,

£7.20
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Aquarium artificial coral reef - aquarium,

Aquarium artificial coral reef - aquarium,

£9.98
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Aquarium fish tank - fish, ornament

Aquarium fish tank - fish, ornament

£9.58
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Aquarıum fish tank ornament - aquarıum,

Aquarıum fish tank ornament - aquarıum,

£14.54
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Piece artificial aquarium - 10-piece,

Piece artificial aquarium - 10-piece,

£3.99
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Aquarium ornament tree stump - aquarium,

Aquarium ornament tree stump - aquarium,

£6.99
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10pcs fish tank plants quozuo - ,

10pcs fish tank plants quozuo - ,

£4.99
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Fish tank plants quozuo 20pcs - plants,,

Fish tank plants quozuo 20pcs - plants,,

£12.22
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Aquarium oxygen pump fish - aquarium,

Aquarium oxygen pump fish - aquarium,

£6.65
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Piece artificial aquarium - artificial,

Piece artificial aquarium - artificial,

£4.86
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Pcs large aquarium plants - 2,

Pcs large aquarium plants - 2,

£11.29
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Artificial aquarium plants - artificial,

Artificial aquarium plants - artificial,

£3.29
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Aquarium large rocks - aquarium,

Aquarium large rocks - aquarium,

£19.23
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Aquarium tree ornament fish - aquarium,

Aquarium tree ornament fish - aquarium,

£10.99
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£15.98
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Extra large galleon ship wreck - extra,

Extra large galleon ship wreck - extra,

£79.95
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1pc dancing skeleton - 1pc,

1pc dancing skeleton - 1pc,

£5.21
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£12.42
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Aquarium fish tank - aquarium, decor

Aquarium fish tank - aquarium, decor

£14.99
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Aquarium plant real look - aquarium,

Aquarium plant real look - aquarium,

£8.29
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Aquarium pump air - air, bubble

Aquarium pump air - air, bubble

£8.49
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Aquarium oxygen pump air - aquarium,

Aquarium oxygen pump air - aquarium,

£2.51
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Aquarium large rocks - aquarium,

Aquarium large rocks - aquarium,

£21.94
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Betta fish aquarium leaf - aquarium,

Betta fish aquarium leaf - aquarium,

£3.55
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Aquarıum fish tank ornament - aquarıum,

Aquarıum fish tank ornament - aquarıum,

£17.99
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Red glandulosa silk - red,

Red glandulosa silk - red,

£11.95
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Fish tank ornaments - ornaments, novelty

Fish tank ornaments - ornaments, novelty

£6.85
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Fish tank underground - underground, cave

Fish tank underground - underground, cave

£9.77
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Aquarium oxygen pump air - oxygen,

Aquarium oxygen pump air - oxygen,

£2.56
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Aquarium shipwreck ornament - aquarium,

Aquarium shipwreck ornament - aquarium,

£9.48
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Aquarium fish tank - tank, ornament

Aquarium fish tank - tank, ornament

£3.89
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Large resin castle - large,

Large resin castle - large,

£18.49
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Pack aquarium plants - pack,

Pack aquarium plants - pack,

£14.38
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Aquarium fish tank decor - tank,

Aquarium fish tank decor - tank,

£8.12
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Aqua one air operated - air, ornament

Aqua one air operated - air, ornament

£9.35
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Aquarium fish tank ornament - aquarium,

Aquarium fish tank ornament - aquarium,

£16.15
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Sunken titanic aquarium - titanic,

Sunken titanic aquarium - titanic,

£13.95
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Fish cave aquarium - cave, ornament

Fish cave aquarium - cave, ornament

£7.37
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Superfish decorative poster - superfish,

Superfish decorative poster - superfish,

£7.95
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Aquarium fish tank plastic - fish,

Aquarium fish tank plastic - fish,

£4.99
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Swell green moneywort - green,

Swell green moneywort - green,

£5.79
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Aquarium fish tank - fish,

Aquarium fish tank - fish,

£12.75
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10x artificial aquarium - 10x,

10x artificial aquarium - 10x,

£5.89
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Aquarium background static - aquarium,

Aquarium background static - aquarium,

£7.99
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Pcs fish tank decor fake - fish,

Pcs fish tank decor fake - fish,

£4.65
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Glowing effect artificial - effect,

Glowing effect artificial - effect,

£3.99
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Aquarium oxygen pump air - pump,

Aquarium oxygen pump air - pump,

£2.58
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Dancing skeleton aquarium - skeleton,

Dancing skeleton aquarium - skeleton,

£5.51
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Large broken battleship - large,

Large broken battleship - large,

£25.98
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Large tall rock mountain fish - rock,

Large tall rock mountain fish - rock,

£39.85
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📊96 listings · from £0.99 · avg £11.49
⚠️ These listings were last updated more than 10 days ago. Search for fresh listings

Browse 96 fish tank decorations listings currently in our index. Prices range from £0.99 to £79.99, with an average of £11.49. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about fish tank decorations →

Try this: 3 foot fish tank | 2 foot fish tank | redmoor wood | vivarium wood | 8ft fish tank | aquarium catfish | big fish tanks | cichlid fish tank | driftwood decor | dry reef rock

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Everything you need to know about fish tank decorations

Whether you are looking for a brand-new or second-hand fish tank decorations, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £0.99, while premium listings can reach £79.99 — giving you a wide budget spread to work with. The average price of £11.49 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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