All fish tanks will have some kind of algae, and it’s difficult to fully eliminate it completely. However, there are some ways in which you can limit the amount of algae growth. Test your water.

What you need to know: While technically a bit larger than a 10-gallon tank, this tank is still a compact option with its 13.5-gallon size, perfect for people who want to keep a saltwater tank.

In the world of fantasy fish tanks, it is not uncommon to pay $600 for a black tang or $5,000 for a pet shark, or to have service people on call 24/7 in case a fish gets sick or dies, which could ...