6 Popular Pet Store Fish That Can Become a Big Problem
A two-inch fish at the pet store does not necessarily stay a two-inch fish. Some of the most…
Can Fish Get Bored? What Their Behavior May Be Telling You
Fish can show abnormal or repetitive behavior when their environment does not meet their physical, social, or behavioral…
10-Gallon vs. 20-Gallon: Which Is Better?
For most beginners choosing between a 10-gallon and 20-gallon aquarium, the 20-gallon is the better first tank. It…
3 Ways to Stock a 40-Gallon Aquarium
A 40-gallon breeder gives you enough room to build several genuinely different freshwater aquariums. It can become a…
Are Undergravel Filters Actually Underrated?
Undergravel filters are not obsolete, but they are far more specialized than modern sponge, hang-on-back, and canister filters.…