Water health & quality
Fish at the bottom of the aquarium
Bottom fish is not a "magic vacuum cleaner." It needs food that reaches the substrate, good water and compatible mates.
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Water health & quality
Fish at the bottom of the aquarium
Bottom fish is not a "magic vacuum cleaner." It needs food that reaches the substrate, good water and compatible mates.
Water health & quality
Fish finning on the surface
A fish that fins at the surface usually seeks oxygen or suffers from irritated gills (ammonia, temperature, overcrowding).
Aquariums & equipment
Aquarium oxygenation
Oxygenation = moving surface, well-sized filter, do not overload fish or extreme temperatures.
Aquariums & equipment
How to set up an aquarium for beginners
Assemble the glass, filter and heater, cycle the water by measuring parameters and only then add a few…
Water health & quality
Ichthyophthyriasis (ich) in fish
The ichthyo (Ichthyophthirius) looks like fine salt on the body and fins. Includes warning signs, safe decisions and…
Aquariums & equipment
Aquarium filter: types and maintenance
The filter is the kidney of the aquarium: it moves water and houses bacteria that convert ammonia. Provides…
Water health & quality
Common diseases in aquarium fish
Most aquarium fish "diseases" begin with poor water quality (ammonia, nitrites, temperature).
