Freshwater Fish and Aquariums

Discuss freshwater fish and tropical fish species, their care, characteristics and compatibility.

Discuss starting and maintaining a tropical fish aquarium, from cycling to water changes, freshwater aquarium test kits and more.

Get help with tropical fish diseases such as dropsy, swim bladder disorder, neon tetra disease, and other freshwater fish emergencies.

Planted tank substrate and lighting requirements, cycles, fertilizers and their importance, CO2, propagation of plants, and water conditions such as KH, GH, pH, and temperature to keep your planted tank healthy.

From Angelfish to Zebra Plecos, egg layers, mouth brooders and live bearers. Here is where to find out about aquarium fish breeding, spawning, hatching, raising and caring for all of our tropical fish eggs, fry and babies.

Upload pictures and videos of your freshwater fish and aquarium to share with the community.

Freshwater aquarium articles contributed by members to help other tropical fish keepers.