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Anabas testudineus

Climbing Perch, Climbing Ba (Anabas testudineus) - Tropical Fish for Sale UK

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Live arrival guaranteed. If they don’t arrive healthy, email us a short unboxing video the same day for a replacement or refund. Packed in oxygenated bags with insulation and heat packs when needed.
£19.95 tracked delivery — half price (£9.98) from £100.00, free from £200.00. One delivery charge however many fish you add — everything travels together with a licensed live-animal courier.
Read our reviews on Google (opens Google Business Profile in a new tab) or see verified buyer reviews and photos. Human support, careful packing and clear delivery updates for live aquatics.

Climbing Perch, Climbing Ba available for UK delivery.

Care at a Glance

Scientific Name
Anabas testudineus

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Overview

The Climbing Perch (Anabas testudineus) is a legendarily tough labyrinth fish, famous for its ability to breathe air, survive out of water for hours and even 'walk' short distances over land using its gill covers and fins. Hardy almost to the point of indestructible, it is a fascinating, characterful oddball for the keeper who wants something genuinely out of the ordinary.

25 cm
Adult size
200 L
Min. aquarium
20–30°C
Temperature
6–8
pH
Moderate
Care level
6 yrs
Lifespan

Appearance & Identification

Reaching around 25cm, the Climbing Perch has a robust, elongated olive-to-brown body, large rough scales and spiny fins, with a dark spot near the tail base. Its sturdy build and armoured gill covers reflect a fish adapted to survive drought, low oxygen and overland journeys between pools.

Aquarium Setup

Provide at least 200 litres with a tight, heavy, gap-free lid — this is essential, as the Climbing Perch is a determined escape artist and air-breather. It tolerates a very wide range (20–30°C, pH 6.0–8.0) and less-than-perfect water, but appreciates cover, subdued lighting and calm surroundings.

Important

The Climbing Perch can breathe air, survive out of water and actively climbs and 'walks' — a tight, fully-sealed lid is absolutely essential, as it will escape through any gap.

Temperament & Tank Mates

Semi-aggressive and predatory, it will eat tankmates small enough to swallow and can be pushy at feeding time. Keep it alone or with robust, similarly-sized fish that are too large to be a meal, in a spacious tank. It is slow and deliberate but surprisingly capable when it decides to hunt.

Great tank mates Best avoided
Large, robust community fish Small fish and fry
Similarly-sized hardy species Delicate or timid species
Bigger catfish Long-finned fish
Fish too large to be eaten Dwarf shrimp

Feeding

A hearty omnivore with carnivorous leanings, it takes meaty foods such as earthworm, prawn, mussel and sinking carnivore pellets, along with prepared foods. Feed once a day to appetite, and avoid overfeeding this efficient, opportunistic eater to keep the water clean.

Care at a glance

  • Temperament: Semi-aggressive
  • Swimming level: All
  • Diet: Omnivore; meaty and prepared foods
  • Water: 20–30°C, pH 6–8

Expert Tip

Take the lid seriously — the Climbing Perch's party trick is leaving the tank, and a heavy, fully-sealed cover with no gaps around filters or cables is the single most important part of keeping one.

Delivery & Live Arrival Guarantee

Every Climbing Perch is hand-selected and quarantined before sale, then packed in oxygenated bags with insulation and heat packs when needed and sent by tracked, live-animal courier. Your order is covered by our Live Arrival Guarantee, so it reaches you safely anywhere in the UK.

Customer Reviews

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What customers say about ordering from us

  • 4 out of 5Verified buyer

    I have a small group of long finned mountain minnows. So was delighted to be able to order ten of this variety to increase the genetics in my tank . The ones I recieved are healthy but it’s to early to give a verdict on wether they are of a long finned type since they are small currently.

    Gordon Walker · 23 Sept 2026

  • 5 out of 5Verified buyer

    100% success travel and "installation". Pleased with quality of purchase. The Siamese fighter a bit "shy" so have not yet seen him at his best yet but looking good. Happy customer. GG

    George E Garratt · 21 Sept 2026

Reviews of our shop, collected by Judge.me, an independent third-party review collector. Newest first.