One more easy beginner fish for your tropical aquarium is the cherry barb. These fish can tolerate a wide range of water parameters. They are active and peaceful, and get along well with other fish — cherry barbs will mostly stay out of the way of bigger fish. Also known as the crimson carplet, the cherry barb is a smaller fish — between one and a half and two inches long (up to five centimeters) when fully grown. Because they are on the smaller size, they can live a long and happy life in a smaller tank of five gallons … Continue reading →