What is aquaristic?
It is a popular hobby, practiced by aquarists, concerning the fish in aquaria.
What is the filter for?
The filter is for keeping water clean.
What is the aquarium heater for?
It is for keeping the right temperature in aquarium.
Which fish can be kept in both inside and outside environment (e.g. pond)?
Tetras
Corydoras
Goldfish
Bettas
Which fish you cannot put together because of the tendency to attack each other?
Corydoras
Goldfish
Bettas.
Tetras
Which things you should put into aquarium?
Filter, heater, light, plants, decorations.
