Skip to main content

TropicalFish Co

View all Fresh Water Fish →

View all African Catfish →

Microsynodontis

Shop by Setup

Tropical Fish for Sale Beginner Fish Nano Tank Fish Community Tank Fish Planted Tank Fish Algae Eaters Bottom Dwellers Schooling Fish Centerpiece Fish Rare & Collector Fish|Fish Food Aquarium Lighting Aquarium Filters & Pumps Water Care & Treatment

Care Guides

Betta Fish
Tank setup, feeding, and health
Discus
Advanced care for the king of freshwater
Guppy
Easy, colourful livebearers
Neon Tetra
The classic beginner schooling fish
Cardinal Tetra
Brighter cousin of the neon
Cherry Shrimp
Hardy shrimp for planted tanks

Beginner Guides

First Tropical Tank
Your complete starter guide
Water Chemistry
pH, GH, KH explained
Live Plants
Easy plants for new aquascapers
Shrimp Keeping
Getting started with freshwater shrimp
Cichlid Care
Basics for all cichlid types
View All Care Guides
Browse the full collection

Species & Buying Guides

Oscar Fish
Tank size, diet & temperament
Guppy
Colour strains, care & breeding
Angelfish
Keeping the freshwater classic
Corydoras
Peaceful catfish clean-up crews
Cardinal Tetra
Shoaling jewel of the Amazon
Browse the full guide library
Every species & buying guide we've written

Aquarium Tools

Stocking Calculator
Plan your fish numbers
Water Parameter Matcher
Match species to your water
Tank Volume Calculator
Calculate litres from dimensions
Nitrogen Cycle Tracker
Track your fishless cycle
Tank Mate Checker
Check species compatibility
Acclimation Timer
Guided drip acclimation

Tropical Fish Co

Live fish, aquarium food and specialist supplies for UK hobbyists, with practical product guidance and cited care resources from aquarists.

Delivery information & support

hello@tropicalfishco.co.uk

20 Wenlock Road, London, N1 7GU

WhatsApp: +44 7464 593131

Shop

Tropical Fish for Sale
Freshwater Fish
Coldwater Fish
Marine Fish
Shrimps & Inverts
Fish Food
Accessories
Deals

Popular Fish

Betta Fish for Sale
Angelfish for Sale
Guppies for Sale
Cherry Shrimp for Sale
Nerite Snails for Sale
Bristlenose Pleco for Sale
Corydoras for Sale
Discus for Sale
African Cichlids for Sale

Learn

Buying Guides
Care Guides
Blog
First tropical tank
Nitrogen cycle
Water chemistry
Meet Kevin (editor)

Free Tools

Stocking calculator
Tank mate checker
Water matcher
Cycle tracker
Tank volume
Acclimation timer
All free tools

Help & Legal

Delivery Info
About Us
Contact
FAQ
Terms & Conditions
Privacy Policy
Returns Policy

© 2026 Tropical Fish Co. All rights reserved. Hand on Web Ltd, registered in England & Wales.

Web design, SEO & AI by Hand On Web Ltd, Chester.

Home
Fresh Water Fish
Rainbow Fish

Rainbow Fish

29 products available

Rainbow fish — Boesemani, Turquoise, Neon Dwarf and Threadfin. Vibrant schoolers from Australasia and Madagascar for UK mid-to-large planted tanks.

Melanotaenia(10)Glossolepis(2)Melanotenia(2)Telmatherina(1)Pseudomugil(4)Popondetta(2)Chilatherina(3)Iriatherina(1)Bedotia(1)Melanoteania(1)

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.29 in stock29 in stockBrowse the current in-stock catalogue.

Browse all 29 Rainbow Fish+

Lake Kurumoi Rainbowfish (Melanotaenia parva)New Guinea Red Rainbowfish (Glossolepis incisus) - Tropical Fish for Sale UK Banded Rainbowfish (Melanotaenia trifasciata)Neon Blue Dwarf Rainbowfish (Melanotaenia praecox)Assorted Rainbow Fish (Melanotaenia mixed) - Tropical Fish for Sale UK Celebes Sailfish, Celebes R (Telmatherina ladigesi) - Tropical Fish for Sale UK Neon Dwarf Rainbowfish (Melanotaenia praecox)Pacific Blue-Eye (Pseudomugil signifer) - Tropical Fish for Sale UK Lake Tebera Rainbowfish (Melanotaenia herbertaxelrodi)Forked-Tail Rainbowfish (Popondetta furcata) - Tropical Fish for Sale UK Paska's Blue-Eye Rainbowfish (Pseudomugil paskai)Lake Kutubu Rainbowfish (Melanotaenia lacustris) - Tropical Fish for Sale UK Highlands Rainbowfish (Chilatherina campsi)Parkinson's Rainbowfish (Melanotaenia parkinsoni)Threadfin Rainbowfish (Iriatherina werneri)Dwarf Australian Rainbow (Melanotaenia maccullochi) - Tropical Fish for Sale UK Spotted Blue-Eye (Pseudomugil gertrudae) - Tropical Fish for Sale UK Boesemann's Rainbow Fish (Melanotaenia boesemani) - Tropical Fish for Sale UK Madagascar Rainbowfish / Zona (Bedotia geayi)Spotted Rainbowfish (Glossolepis maculosus)Australian Rainbowfish (Melanotaenia nigrans)Western Rainbowfish (Melanotaenia australis)Red-Striped Splendid Rainbow (Melanotaenia splendida rubrostria) - Tropical Fish for Sale UK Papuensis Rainbow (Melanotaenia papuensis) - Tropical Fish for Sale UK Pseudomugil sp. red neon - Tropical Fish for Sale UK Bleher's Rainbowfish (Chilatherina bleheri) - Tropical Fish for Sale UK Popondetta Blue-eye Rainbowfish (Pseudomugil connieae)Sentani rainbowfish (Chilatherina sentaniensis) - Tropical Fish for Sale UK Boesemani Rainbowfish Red (Melanotaenia boesemani)