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TropicalFish Co

Tetras for Sale UK

Premium Tetras for sale UK — Cardinal, Ember, Black Neon, Rummy Nose, Serpae, Diamond, Glowlight and more. Peaceful community schoolers.

  • Check the listing for the exact sale unit and current price
  • Match adult size, water needs and social behaviour
  • Prepare a fully cycled aquarium before arrival
Current delivery and offer information

Follow each link for the latest terms before ordering.

Current Tetras listings

65 products

Emperor Tetra (Nematobrycon palmeri)
−13%
Easy

Emperor Tetra (Inpaichthys kerri)

23–27°C · pH 5.5–7.5 · 80L

£2.99£4.99
Purple Pencilfish (Nannostomus rubrocaudatus) swimming beside aquarium driftwood
Moderate

Purple Pencilfish (Nannostomus rubrocaudatus)

£23.99
Glass Bloodfin Tetra (Prionobrama filigera)
Easy

Glass Bloodfin (Prionobrama filigera)

23–28°C · pH 6–7.5 · 80L

£3.99
representative illustration of a small blue-striped tetra; exact fish, colour and size may vary
−14%
Moderate

Green Neon Tetra (Paracheirodon simulans)

23–27°C · pH 5.5–6.5 · 60L

£6.01£6.99
Red-Blue Colombian Tetra (Hyphessobrycon columbianus) in a planted aquarium
−14%
Easy

Red-Blue Colombian Tetra (Hyphessobrycon columbianus)

24–28°C · pH 6.5–7.5 · 120L

£2.57£2.99
Lemon Tetra (Hyphessobrycon pulchripinnis)
Easy

Lemon Tetra (Hyphessobrycon pulchripinnis)

23–28°C · pH 5.5–7.5 · 60L

£3.99
Caudalis Tetra
Moderate

Yellow-Tailed African Tetra (Alestopetersius caudalis)

22–26°C · pH 6.5–7.8 · 120L

£8.99
Red-Line Tetra Hyphessobrycon amapaensis showing its red lateral stripe
Easy to intermediate

Red-Line Tetra (Hyphessobrycon amapaensis)

23–27°C · pH 5.5–7 · 60L

£7.99
Bucktooth Tetra (Exodon paradoxus)
−11%
Moderate

Bucktooth Tetra (Exodon paradoxus)

23–28°C · pH 5.5–7.5 · 200L

£19.57£21.99
Close side view of a Neon Tetra showing the blue stripe and red rear body
Moderate

Neon Tetra (Paracheirodon innesi)

20–26°C

£2.99
Tucan Fish (Chalceus erythrurus)
Moderate

Tucan Fish (Chalceus erythrurus)

24–28°C · pH 6–7.5 · 300L

£14.99
Blackberry Silver Dollar (Myleus sp. Lamax III) representative aquarium illustration
−11%
Difficult

Blackberry Silver Dollar (Myleus sp. "Lamax III")

24–28°C · pH 6–7.5 · 500L

£140.61£157.99
illustration of a striped Dwarf Pencilfish with red fin markings in a planted aquarium
Moderate

Dwarf Pencilfish (Nannostomus marginatus)

24–26°C · pH 5.8–7.5 · 45L

£6.99
Bleeding Heart Tetra – Megalamphodus erythrostigma with red heart-shaped spot
Beginner

Bleeding heart Tetra (Hyphessobrycon erythrostigma)

22–26°C · pH 4–7.5 · 60L

£12.99
Red Phantom Tetra (Megalamphodus sweglesi)
Moderate

Red Phantom Tetra (Megalamphodus sweglesi)

20–28°C · pH 4.5–7.5 · 70L

£5.99
Ornate Tetra (Hyphessobrycon bentosi)
Easy

Ornate Tetra white fin (Hyphessobrycon bentosi white fin)

23–28°C · pH 5.5–7.5 · 60L

£5.99
6x Serpae Tetras (Hyphessobrycon eques)
Easy

Serpae Tetra (Hyphessobrycon callistus)

22–27°C · pH 6–8 · 60L

£2.99
Silver Dollar fish in an aquarium setting - live tropical fish UK
Moderate

Schreitmüller's Silver Dollar (Metynnis hypsauchen)

24–28°C · pH 6–7.5 · 450L

£7.99
Representative juvenile Red-Bellied Pacu illustration; one fish is supplied per quantity
Expert

Red-Bellied Pacu (Piaractus brachypomus)

27–28°C · pH 6–7.5

£6.99
Buenos Aires tetra (Psalidodon anisitsi) species-reference illustration; one unsexed fish per quantity
−10%
Easy-to-moderate

Buenos Aires Tetra (Psalidodon anisitsi)

18–27°C · pH 6–7.5 · 100L

£2.69£2.99
Super Blue Emperor Tetra (Inpaichthys kerri) with blue-violet sheen and a dark lateral band
−40%
Moderate

Super Blue Emperor Tetra (Inpaichthys kerri)

24–27°C · pH 6–8 · 80L

£2.99£4.99
Neon Tetra (Paracheirodon innesi)
Easy

Paracheirodon innesi yellow

20–26°C · pH 5–7.5 · 40L

£2.99
Rosy Phantom Tetra (Megalamphodus roseus)
Easy

Rosy Phantom Tetra (Megalamphodus roseus)

22–26°C · pH 6–7.5 · 60L

£4.99
Cochus Blue Tetra (Boehlkea fredcochui)
Easy

Cochus Blue Tetra (Boehlkea fredcochui) - 6 Fish

23–28°C · pH 6–7.5 · 80L

£5.99

Before you choose from this collection

The tetra wall: over a hundred live characin species and forms, from ember, emperor, golden and Colombian tetras through green neons to pencilfish and silver dollars. If it shoals and shimmers, it's probably here — every listing is live, current stock.

Tetras are schooling fish to their core. Pick a species, buy ten of it, keep the water warm and stable, and you get the moving ribbon of colour that makes planted tanks famous. Boxes ship insulated with oxygen-charged bags and our live arrival guarantee.

Explore related collections

Visual route into our wider UK live-fish range.

Frequently asked questions

Most classic community tetras — ember, emperor, glowlight types, Colombian — sit between £2 and £5 per fish, so a proper school of ten is £20-£50. Wild-caught and collector species cost more. Prices below are live: what's listed is what's in stock today.