How big do bristlenose plecos get?

Adult size varies between common Bristlenose strains and other Ancistrus species. Check the exact listing and care guide before choosing an aquarium; do not apply one collection-wide size or tank rule to every fish.

Are bristlenose plecos good algae eaters?

Bristlenose and related Ancistrus may graze surfaces, but they should not be bought as a substitute for aquarium maintenance. Follow the listing-specific feeding guidance and provide a complete, suitable diet.

Why do bristlenose plecos need driftwood?

Use the reviewed species care guide when choosing wood, caves and other hardscape. Requirements can vary, and aquarium wood does not replace a complete diet.

How long do bristlenose plecos live?

A Bristlenose is a long-term aquarium commitment. Lifespan depends on species, water quality, diet and husbandry, so use the reviewed care guide rather than a single collection-wide promise.

How do bristlenose plecos breed?

Breeding behaviour and setup depend on the exact Ancistrus species or strain. Confirm the fish's identity and follow a reviewed species guide before attempting to breed it.

Bristlenose Plecos for Sale UK

Shop Bristlenose plecos in the UK, including common, albino, Super Red, Snow White, longfin and selected L-number Ancistrus. Live Arrival Guarantee.

Shop current stock Read the guide21 live listings

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.

Arrival guaranteeLive Arrival GuaranteeRead the current claim and evidence terms.Specialist deliverySpecialist live-animal deliverySee current price, postcode coverage and dispatch information.First-order offerCurrent first-order offerCheck the offers page for active terms.21 in stock21 in stockBrowse the current in-stock catalogue.

21 products

Snow White Bristlenose Pleco - pure white Ancistrus algae-eating catfish

Easy

Snow White Bristlenose Pleco (Ancistrus sp.), 15cm

23–29°C · pH 6–7.5 · 80L

£35.99

Easy

Longfin Bristlenose Pleco (Ancistrus sp. long fin)

24–27°C · pH 6.5–7.5 · 80L

£11.99

Illustrative spotted bristlenose catfish; not an exact L393 identification image

Moderate

L393 Cheese Creek Bristlenose (Ancistrus sp.)

24–28°C

£33.99

Easy

Bristlenose Pleco (Ancistrus sp.)

23–29°C · pH 6–7.5 · 80L

From £3.51Some sizes on sale

Stylised representative Super Red Bristlenose Pleco beside aquarium wood; actual colour, bristles and body shape vary

−14%

Moderate

Super Red Bristlenose Pleco (Ancistrus sp.)

24–27°C · pH 6–7.5 · 80L

£22.35£25.99

Stylised AI-origin representative Super Red long-fin Bristlenose Pleco in an aquarium; actual fish, colour, sex and fins vary

Moderate

Super Red Long Fin Bristlenose Pleco (Ancistrus sp.)

22–27°C · pH 6–7.5 · 80L

£40.99

Representative Marigold Bristlenose Pleco (Ancistrus sp. gold), a golden bristlenose trade form

Easy

Marigold Bristlenose (Ancistrus sp. gold)

22–27°C · pH 6–8 · 80L

From £5.21Some sizes on sale

Moderate

L519 Rio Itenez Bristlenose Pleco (Ancistrus sp.)

23–28°C · pH 5.5–7.5 · 80L

£47.99

Moderate

Snow White Longfin Bristlenose Pleco (Ancistrus sp.)

22–26°C · pH 6.5–7.5

£53.99

Red Longfin Longfin Red-Black Bristlenose Pleco Ancistrus Sp South American Catfish Long Fin (Ancistrus sp.) - Buy Online...

Easy

Ancistrus red black long fin

23–29°C · pH 6–7.5 · 80L

£17.99

Green Dragon Longfin Bristlenose Pleco (Ancistrus sp.) - flowing fins with dark green colouration

Easy

Ancistrus green dragon long fin

22–28°C · pH 6–7.5 · 80L

£45.99

dark spotted pleco illustration; not a verified image of the Lemon Blue-Eye Bristlenose supplied

Easy

Lemon Blue-Eye Bristlenose Pleco (Ancistrus sp. 4) 3 cm

22–26°C · pH 6–7.5 · 80L

£15.99

Albino Long Fin Bristlenose Pleco (Ancistrus sp.)

−15%

Easy

Gold longfin Bristle-Nose (Ancistrus sp. gold long fin)

23–29°C · pH 6–7.5 · 80L

£16.99£19.99

Long Fin Guama Bristlenose Pleco - Ancistrus Sp. Lda016 Long Fin - South America (Ancistrus sp.) - Buy Online UK |...

−12%

Easy

Ancistrus sp. lda 16 long fin

23–29°C · pH 6–7.5 · 80L

£54.55£61.99

Ancistrus lemon l 144 4 - — Fresh Water Fish

−12%

Easy

Ancistrus lemon l 144

24–27°C · pH 6–7.5 · 60L

£20.23£22.99

Easy

Ancistrus albino

23–28°C · pH 6–7.5 · 80L

£8.99

Moderate

Pearl Sucker Pleco L059 (Ancistrus hoplogenys)

23–28°C · pH 6–7.5 · 160L

£42.99

L034 Ancistrus ranunculus 8 - — Fresh Water Fish

−12%

Moderate

L034 Ancistrus ranunculus

26–30°C · pH 5.5–7.5 · 80L

£60.71£68.99

Bristle-Nose catfish red+black — Fresh Water Fish

Easy

Bristle-Nose catfish red+black (Ancistrus sp. red + black)

23–28°C · pH 6–7.5 · 60L

£9.99

Easy

Ancistrus sp. lda 16

23–29°C · pH 6–7.5 · 80L

£21.99

L59 Ancistrus Yellow Spot pleco on driftwood - reference image

Easy

L59 Ancistrus Yellow Spot (Ancistrus sp.)

24–28°C · pH 6–7.5 · 120L

£24.99

Before you choose from this collection

Shop common Bristlenose colour strains and selected Ancistrus species in the UK, including albino, Super Red, Snow White, longfin and L-number fish. Current price and availability are shown on each product listing.

Common colour strains and rarer Ancistrus species can need different conditions. Check the exact listing and reviewed care guide for adult size, aquarium volume, temperature, water chemistry, diet and social guidance before ordering.

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Frequently asked questions

Prices vary by strain, species, size and current availability. Use the live product cards for the current price rather than relying on a static range.

Bristlenose Plecos for Sale UK

Snow White Bristlenose Pleco (Ancistrus sp.), 15cm

Longfin Bristlenose Pleco (Ancistrus sp. long fin)