Guppy is quite a peaceful fish. They will not offend their neighbors in the aquarium, as it is not capable of such atrocities. But other types of fish will be happy to plucking tail fins of guppies, thus causing them to suffer.
Representatives gourami are labyrinth fish that can breathe with gills not only, but also a special body metabolizing oxygen from the air at the water surface. Gourami antennae sticking out of the abdominal fins have a tactile function.
Acidity of water for them is not critical, only that it was not salty. Enhanced aeration is also not mandatory. Enough of the General conditions of detention of fish.
Catfish like algae, but they should not be too much, just 5-6 branches per 50 liters of water. Continue reading
It turns out that our aquarium fish are not so simple. The first fish appeared about 300 million years ago – it was one of the first vertebrates. Fish, the most ancient group of vertebrates. The variety of fish amazing – in a class of fish includes about twenty thousand species, but in aquariums, mostly inhabited by bony fish. It’s not any special selection, but the fact that almost all modern fish can be attributed to that unit.
Actually, in the original, aquarium fish not intended for life “in glass”. Exotic for us are floating in the aquarium, piranhas, and catfish are common as no surprise. It’s not right. They also come from the tropics and other exotic locations, but, accustomed for generations to live in aquariums, these fish change their quality, appearance and habits. The fish aquarium is not a question of reproduction in artificial environments, and with each successive generation they are more used to the characteristics of “their water”. Continue reading