Freshwater fish
Freshwater fish for sale on Ireland's largest auction and classifieds sites
Api melafix freshwater - freshwater, fish - £16.39
Poor water quality • Can cause fish • Stress illness even - Free postage - New and Used
Poor water quality • Can cause fish • Stress illness even - Free postage - New and Used
Water lettuce best - x, - £12.45
Water lettuce plants • Will great addition • Your tropical coldwater - Free postage - New and Used
Water lettuce plants • Will great addition • Your tropical coldwater - Free postage - New and Used
Repashy grub pie - repashy, food - £19.95
Repashy grub pie • Fish food large • 170g container meal - Free postage - New and Used
Repashy grub pie • Fish food large • 170g container meal - Free postage - New and Used
100 live aquarium aquatic - live, - £34.70
These plants will • Bunched fives you • Receive bunches five - Free postage - New and Used
These plants will • Bunched fives you • Receive bunches five - Free postage - New and Used
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Api general cure - api, - £84.99
Spironucleus gill skin • Flukes dactylogyrus gyrodactylus • Use both freshwater - Free postage - New and Used
Spironucleus gill skin • Flukes dactylogyrus gyrodactylus • Use both freshwater - Free postage - New and Used
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48 listings · from £2.77 · avg £19.37
Browse 48 freshwater fish listings currently in our index. Prices range from £2.77 to £97.75, with an average of £19.37. 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 freshwater fish →
King british tropical 55g - tropical, - £69.99
King british tropical • Aquarium flakes provide • Complete balanced diet - Free postage - New and Used
King british tropical • Aquarium flakes provide • Complete balanced diet - Free postage - New and Used
Pothos nitrate remover - 2, - £6.99
Pothos nitrate remover • Freshwater aquarium clean • Plant used aquariums - Free postage - New and Used
Pothos nitrate remover • Freshwater aquarium clean • Plant used aquariums - Free postage - New and Used
Java fern large - fern, "large" - £12.95
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Labs pro shrimp treat - nt, - £7.99
Labs pro fish • Treats are high • Protein nutrient rich - Free postage - New and Used
Labs pro fish • Treats are high • Protein nutrient rich - Free postage - New and Used
The complete aquarium - complete, - £3.59
Title complete aquarium • Encylopaedia tropical freshwater • Fish item condition - Free postage - New and Used
Title complete aquarium • Encylopaedia tropical freshwater • Fish item condition - Free postage - New and Used
Atm colony freshwater - atm, - £22.45
Unlike other nitrifying • Bacteria products atm • Biological formulas are - Free postage - New and Used
Unlike other nitrifying • Bacteria products atm • Biological formulas are - Free postage - New and Used
Swell aquarium 60cm - 60cm, tropical - £88.99
Only turn your • Filter heater after • You have filled - Free postage - New and Used
Only turn your • Filter heater after • You have filled - Free postage - New and Used
Labs pro probiotic - nt, pro-f - £11.99
Probiotic tropical fish • Food premium feed • Bacteria this granular - Free postage - New and Used
Probiotic tropical fish • Food premium feed • Bacteria this granular - Free postage - New and Used
Aquarium aquatic tropical - aquatic, - £24.50
You will receive • Aquarium plants this • Which start root - Free postage - New and Used
You will receive • Aquarium plants this • Which start root - Free postage - New and Used
Voyage freshwater fish cotton - fish, - £23.58
Voyage freshwater fish • Cotton fabric natural • Colourway high quality - Free postage - New and Used
Voyage freshwater fish • Cotton fabric natural • Colourway high quality - Free postage - New and Used
Api quick start freshwater - quick, - £9.71
Api quick start • Freshwater saltwater aquarium • Nitrifying bacteria 473 - Free postage - New and Used
Api quick start • Freshwater saltwater aquarium • Nitrifying bacteria 473 - Free postage - New and Used
Concise encyclopedia - encyclopedia, of - £3.79
Author john dawes • Isbn 0752524976 title • Concise encyclopedia popular - Free postage - New and Used
Author john dawes • Isbn 0752524976 title • Concise encyclopedia popular - Free postage - New and Used
Live pond cold water - cold, - £9.99
Quantity mini potted • Plants species stems • Per pot selection - Free postage - New and Used
Quantity mini potted • Plants species stems • Per pot selection - Free postage - New and Used
Api accu clear - accu-clear, 118ml - £8.80
Api accu clear • Item 111b 118ml • Treats 467 litres - Free postage - New and Used
Api accu clear • Item 111b 118ml • Treats 467 litres - Free postage - New and Used
Natural dried krill floating - natural, - £3.69
Give your fish • Truly exceptional nutritious • Treat our premium - Free postage - New and Used
Give your fish • Truly exceptional nutritious • Treat our premium - Free postage - New and Used
Vitalis tropical flake fish - vitalis, - £6.99
They are complete • Pet food fish • Vitalis goldfish flakes - Free postage - New and Used
They are complete • Pet food fish • Vitalis goldfish flakes - Free postage - New and Used
Tetra complete substrate - tetra, - £17.70
Tetra complete substrate • 10kg such have • Huge wealth experience - Free postage - New and Used
Tetra complete substrate • 10kg such have • Huge wealth experience - Free postage - New and Used
Freeze dried river - freeze, - £5.79
Premium freeze dried • River shrimp ingredients • High protein content - Free postage - New and Used
Premium freeze dried • River shrimp ingredients • High protein content - Free postage - New and Used
Freeze dried mysis shrimp - shrimp, fish - £46.19
100 freeze dried • Drying process eliminates • Risk transmission bacteria - Free postage - New and Used
100 freeze dried • Drying process eliminates • Risk transmission bacteria - Free postage - New and Used
Natural tourmaline mineral - tourmaline, - £4.91
Freshwater shrimp aquariums • Tourmaline mineral balls • Are slow release - Free postage - New and Used
Freshwater shrimp aquariums • Tourmaline mineral balls • Are slow release - Free postage - New and Used
Field guide british - guide, to - £16.89
Field guide british • Fish freshwater marine • Jack perks - Free postage - New and Used
Field guide british • Fish freshwater marine • Jack perks - Free postage - New and Used
Umbrella fern plant - 5, - £7.70
This plant will • Arrive bunch five • Best midground are - Free postage - New and Used
This plant will • Arrive bunch five • Best midground are - Free postage - New and Used
King british tropical aquarium - british, - £6.99
Not overfeed remove • Any uneaten food • King british tropical - Free postage - New and Used
Not overfeed remove • Any uneaten food • King british tropical - Free postage - New and Used
Fluval aquaplus water - aquaplus, - £8.99
Fluval aqua plus • Formulated pure herbal • Extracts reduces fish - Free postage - New and Used
Fluval aqua plus • Formulated pure herbal • Extracts reduces fish - Free postage - New and Used
Repashy grub pie fish food - grub, - £32.94
New unopened - Free postage - New and Used
New unopened - Free postage - New and Used
Bucephalandra wood bogwood - bucephalandra, - £12.99
You are buying • Bucephalandra wood images • Illustration purposes only - Free postage - New and Used
You are buying • Bucephalandra wood images • Illustration purposes only - Free postage - New and Used
Bunched and weighted - and, aquarium - £17.00
Plants bunches • Are bunched weighted • Fives have sale - Free postage - New and Used
Plants bunches • Are bunched weighted • Fives have sale - Free postage - New and Used
Api freshwater aquarium salt - freshwater, - £10.99
Contains one api • Aquarium salt freshwater • 844 gram box - Free postage - New and Used
Contains one api • Aquarium salt freshwater • 844 gram box - Free postage - New and Used
Labs pro axolotl - nt, - £10.99
Among this range • Thepro axolotl pellet • Quick sinking complete - Free postage - New and Used
Among this range • Thepro axolotl pellet • Quick sinking complete - Free postage - New and Used
Api white spot cure 118ml - white, - £8.79
White spot cure • 118ml 4oz works • Quickly rid fish - Free postage - New and Used
White spot cure • 118ml 4oz works • Quickly rid fish - Free postage - New and Used
Tetra plantamin 250ml - plantamin, - £12.45
Tetraplant plantamin liquid • Fertiliser formulated support • Health growth aquatic - Free postage - New and Used
Tetraplant plantamin liquid • Fertiliser formulated support • Health growth aquatic - Free postage - New and Used
Interpet freeze dried fish - interpet, - £5.75
Brine shrimp are • Highly nutritious form • That improve your - Free postage - New and Used
Brine shrimp are • Highly nutritious form • That improve your - Free postage - New and Used
Tetra nitrate minus - tetra, - £10.90
Add 2.5ml nitrateminus • Per litres aquarium • Water weekly basis - Free postage - New and Used
Add 2.5ml nitrateminus • Per litres aquarium • Water weekly basis - Free postage - New and Used
Api co2 booster freshwater - booster, - £8.65
Clearance stock priced • Clear expiry 2026 • Api co2 booster - Free postage - New and Used
Clearance stock priced • Clear expiry 2026 • Api co2 booster - Free postage - New and Used
Lysimachia nummularia aurea - nummularia, - £5.99
Nummularia aurea tends • Grow upward more • Than outward producing - Free postage - New and Used
Nummularia aurea tends • Grow upward more • Than outward producing - Free postage - New and Used
Fast acting aquarium water - fast-acting, - £4.73
Water protease oxidoreductase • Purifier can quickly • Decompose remove various - Free postage - New and Used
Water protease oxidoreductase • Purifier can quickly • Decompose remove various - Free postage - New and Used
Tetra filter active live - active, - £12.20
Available 100ml 250ml • Bottles treats 400 • 000 litres respectively - Free postage - New and Used
Available 100ml 250ml • Bottles treats 400 • 000 litres respectively - Free postage - New and Used
Java fern large microsorum - java, - £5.99
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Legend medi kanaex marine - medi, - £97.75
Kanaex remains stable • Aquarium water suitable • Use both freshwater - Free postage - New and Used
Kanaex remains stable • Aquarium water suitable • Use both freshwater - Free postage - New and Used
Java fern live aquarium - fern, - £14.99
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Java fern doesn • Require any special • Living conditions can - Free postage - New and Used
Anubias live plants - x2, small - £50.00
Its thick deep • Green leaves add • Structure beauty your - Free postage - New and Used
Its thick deep • Green leaves add • Structure beauty your - Free postage - New and Used
Api bettafix antibacterial - api, - £2.77
Clearance stock priced • Clear expiry 2026 • Api bettafix antibacterial - Free postage - New and Used
Clearance stock priced • Clear expiry 2026 • Api bettafix antibacterial - Free postage - New and Used
Clearance api co2 - clearance, - £4.38
Clearance stock priced • Clear expiry 2026 • Api co2 booster - Free postage - New and Used
Clearance stock priced • Clear expiry 2026 • Api co2 booster - Free postage - New and Used
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Everything you need to know about freshwater fish
Whether you are looking for a brand-new or second-hand freshwater fish, eBay offers one of the largest selections available online. With 48 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 £2.77, while premium listings can reach £97.75 — giving you a wide budget spread to work with. The average price of £19.37 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.