What is the hardest fish to kill?
Corydoras Catfish. Youve probably spotted some of these distinctive fish in home aquariums or pet stores. Dwarf Gourami. Shutterstock. Harlequin Rasboras. Kribensis. Kuhli Loach. Lemon Tetras. Platies. Siamese Fighting Fish (AKA Bettas) •27 Sep 2019
What is the best fish for a beginner?
10 Best Aquarium Fish for BeginnersTetras. Corydoras. Platies. Betta Fish. Barbs. Bolivian Cichlids. Kuhli Loaches. Angelfish. With their beautiful shape, distinctive fins, and lovely striped pattern, the striking angelfish certainly lives up to its name.
What is the worlds oldest fish?
Greenland shark As for the current holder of the record for oldest fish in the sea, its the Greenland shark. A 2016 study examining these cold-water sharks eyes found one female estimated to be nearly 400 years old—good enough to hold the record for the oldest known vertebrate not just under the sea but anywhere on the planet.