You've found the ultimate UK resource for tropical fish enthusiasts, where expert advice meets passionate fishkeeping! From setting up your first aquarium to mastering reef systems, we provide everything you need to create thriving underwater worlds with freshwater favourites, stunning saltwater species, vibrant plants and fascinating invertebrates. Our comprehensive guides, feeding tips, case studies and expert Q&A make fishkeeping successful and enjoyable for beginners and seasoned aquarists alike. Tropical Fish Expert is here to help.
Try our 2 free tools including the Fish Compatibility Checker and Aquarium Stocking Calculator to get instant personalised help.
Dealing with Bullying Between Fish
Stop fish bullying in your tank by understanding why aggression happens and what you can do to protect stressed fish.
Adding Octopuses to Your Tropical Fish Tank
Octopuses are tricky to keep but incredibly rewarding pets, here's what you need to know before adding one to your tank.
How Can I Get Rid of White Flies in My FishTank?
White flies in your fish tank usually come from waste buildup, here's how to clean your filter and stop the problem.
Fish Compatibility Checker (Free Tool)
Identifies compatibility issues between fish species you want to keep together.
Aquarium Stocking Calculator (Free Tool)
Calculates safe fish stocking levels based on tank size, filtration, and species bioload.
Tropical Fish with Eating Problems
Fish stop eating for different reasons, stress, allergies, and disease are common culprits, and identifying the cause can help you save them.
Sea Urchins
Sea urchins eat algae and keep your aquarium clean, but they need stable water conditions and careful handling.
Caring for Snappers
Snappers need plenty of space and the right conditions to thrive, but they're hardy fish that can live for decades if you care for them properly.
Elephantnose Fish
Elephantnose fish are intelligent and shy tropical fish with distinctive long snouts that need stable water conditions and plenty of hiding spots.
Flowering Aquarium Plants
Get aquarium plants to flower with proper care, light, and nutrition instead of buying expensive blooming plants.
LED Lighting for the Aquarium
LED lighting uses less power and lets you adjust brightness and colour throughout the day, making it a practical choice for most aquariums.
Artificial Plants in Aquaria
Artificial plants can keep your aquarium looking good without the hassle of live plants getting eaten by fish.
Keeping Shrimp in the Aquarium
Shrimp need stable water conditions and low light to thrive in your aquarium, plus they'll eat algae and leftover food while being fascinating to watch.
Create an Ethical Aquarium
Many aquarium fish come from unsustainable sources, but choosing captive-bred species and ethical suppliers can help you build a responsible tank.
Fish in Space
Scientists sent fish to space to study how gravity affects living things, and they've helped us understand balance disorders.