Most Hardy Fish For Aquarium. Here are list of Top 20 active and hardy aquarium fish that can survive most of the water conditions without any problem. The African Leaf Fish is one of my all-time favorite fish and among the most colorful freshwater fish you can add to your aquarium.
All of these beginner fish are hardy easy to care for and readily available at your local fish store so have fun researching your next fish and deciding which one is best for you. Danios are generally very active and fun to. Due to their hardiness they are the perfect fish for people who dont have much experience with setting up a tank.
Another reason you may want to consider using hardy fish in your aquarium is that youre a beginner and new to fish keeping.
Brackish water is freshwater with about three to six tablespoons of salt added per five gallons of water. Cichlids are the absolute hardiest aquarium fish around with the normal Cichlid being between 4 to 12 crawls long. It can tolerate hotter temperatures than most fish giving you a bit of wiggle room when conditions go awry. The African Leaf Fish is one of my all-time favorite fish and among the most colorful freshwater fish you can add to your aquarium.
