Coldwater fish

Optimal water temperature is vital for a community fish tank. Here are some cold-water fish that will flourish in your unheated freshwater aquarium.

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Jeremy Gay introduces what is probably the most colourful fish you can buy for the indoor coldwater aquarium - the stunning Red shiner or Rainbow dace. Scientific name: Cyprinella lutrensis. Common name: Red shiner, Rainbow dace Origin: Widespread across North America and introduced

Most aquarium fish require a fish tank heater, but did you know there’s a whole class of coldwater fish that are perfectly fine at room temperature?

You have a small or medium-sized aquarium in your office or at home and wonder how to make it more lively.This is easy: I have a couple of options on my mind and while these are nano species of schooling fish that are beautiful to observe they also fit the bill perfectly.But what are the best freshwater inhabitants for a tiny 3.5 to 5-gallon tank?

Here's the complete guide to caring for danios fish.

The celestial pearl danio is a freshwater fish in the danio family. They are popular due to their temperament and galaxy-patterned pearl spots.

To set up a cold water aquarium, you want to buy fish that will thrive in such an environment. Fish Keeping World says these fish are found in ponds. We have compiled a list of these types of…

The easiest saltwater fish that are ideal for aquarium beginners are Royal gramma, Green chromis, Six-line wrasse, White-tailed damselfish, Clownfish, etc.