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Nothobranchius rachovii

Rachow's Nothobranch (Nothobranchius rachovii)

Peaceful
£16.99/ fish
Multi-Buy Pricing
— save up to 20%

Save when buying multiple fish. Each quantity is one fish; sex and pair formation are not guaranteed unless the selected variant explicitly states them.

Selected fish
£31.28You save £2.70
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.

Rachow's Nothobranch (Nothobranchius rachovii) is a brilliantly coloured annual killifish from southern Mozambique, about 6 cm adult. One unsexed fish per quantity (about 2.5–3.5 cm) for a covered aquarium of about 41 litres at 20–24°C.

African SpeciesAnnual KillifishBeira 98 AlbinoBreeding SpeciesFreshwater FishLive FishModerate CareNothobranchius rachovii

Care at a Glance

Scientific Name
Nothobranchius rachovii
Max Adult Size
up to 6 cm
Care Level
Intermediate
Temperament
Peaceful; males squabble
Temperature
20–24°C
pH Range
6–7
Hardness
4–6 dGH
Minimum Tank
41L
Diet
Micropredator: live or frozen foods, micro-pellets

Adult size is the maximum length this species reaches at full maturity (scientific sources). The livestock you receive will be younger and smaller. Product-photo provenance and any image-specific limitations are stated on the listing.

Water Parameters

Maintain these water conditions for optimal health and vibrant colors

Temperature
20–24°C
20°CIdeal24°C
pH Level
6–7
6Ideal7
Water Hardness
4–6 dGH
4 dGHIdeal6 dGH

A brilliantly coloured annual killifish, sold as single fish

Nothobranchius rachovii is a small annual killifish from seasonal pools in southern Mozambique. In the wild the pools dry out each year and the eggs survive in the mud until the rains return. Males are brilliantly coloured, with a red-orange reticulated pattern over the body and patterned, blue-edged fins; females are smaller and plain. This listing is the natural (non-albino) form; the albino is a separate listing.

This listing sells single, unsexed fish. No particular wild population (locality) is guaranteed.

Scientific name Nothobranchius rachovii
Family Nothobranchiidae (African annual killifish)
Origin Seasonal pools of southern Mozambique
Adult size About 6 cm
Temperature 20–24°C
pH 6.0–7.0
Hardness 4–6 dGH
Aquarium About 41 litres, base at least 45 × 30 cm, even for a pair
Sold as One unsexed fish per quantity, about 2.5–3.5 cm

What you receive

One quantity is one live fish of about 2.5–3.5 cm, unsexed. Buy several if you want males and females; males are the colourful ones.

Aquarium and water

A mature, covered aquarium of about 41 litres with a base of at least 45 × 30 cm, even for a pair, with gentle filtration, plants and a soft substrate. Keep 20–24°C, pH 6.0–7.0 and 4–6 dGH, the overlap of FishBase and Seriously Fish. Annual killifish are short-lived, so plan for breeding if you want to keep the line going.

Feeding

A small predator: feed live or frozen foods such as bloodworm, Daphnia and brine shrimp; some fish learn to take quality micro-pellets.

Tank mates and behaviour

Best in a species aquarium or with other small, calm fish. Males display and can squabble with each other; keep more females than males.

Follow the arrival sequence before releasing the fish

Tropical Fish Co’s delivery and Live Arrival Guarantee policy explains the packing and arrival procedure. Livestock is hand-bagged in pure oxygen and placed in an insulated poly box, with a heat pack when the weather calls for it. Someone must be at the address to receive the parcel because live animals cannot be left unattended.

  1. Receive the parcel in person and start filming before opening it. Show the parcel still sealed with the outer box visible.
  2. Open the parcel in one continuous take. Keep filming until the fish can be seen inside the sealed bag before anything is disturbed.
  3. Float the bag for 20–30 minutes so the temperature equalises slowly.
  4. Do not pour the bag water into the aquarium. Release the fish without adding transport water to the established system.

If a Live Arrival Guarantee claim is required, contact us on the same day with the order number and the continuous unboxing video. Before the parcel arrives, confirm that ammonia and nitrite read zero and that the aquarium matches the water values on this page.

Frequently asked questions

Is this the albino form?

No. This listing is the natural form; the albino is a separate listing.

Is a locality guaranteed?

No. The fish are the species Nothobranchius rachovii; no particular wild population is guaranteed.

Is this a pair?

No. One quantity is one unsexed fish. Order several if you want males and females.

What water does it need?

20–24°C, pH 6.0–7.0 and 4–6 dGH in a mature, covered aquarium.

Public references

Customer Reviews

No reviews for this item yet. Bought one? Honest reviews only, good or bad.

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.

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