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
Rainbow Fish

Rainbow Fish

1 product available

Rainbow Fish for sale UK at Tropical Fish Co — Parkinson's Rainbowfish and more. Live Arrival Guarantee + careful UK dispatch.

5.0 Google-rated shop

Trusted by UK fishkeepers buying live aquatics online.

Arrives aliveLive Arrival GuaranteeEvery order insured to arrive alive — full refund or replacement.£20.00 delivery£20.00 live-arrival deliveryTracked, insulated boxes. Free over £200.00.10% off first order10% off first orderUse WELCOME10 at checkout.1 in stock1 in stockBrowse live in-stock fish, shrimp, snails & supplies.

Browse all 1 Rainbow Fish+

Parkinson's Rainbowfish (Melanotaenia parkinsoni)