For keeping goldfish it is better to have a tank capacity of at least 50 litres per individual. With the increase in the volume of the tank density should increase slightly, but much should not get carried away, with these fish is very easy to cross the line. In particular, in a volume of 100 l you can put two goldfish (or three, but in this case you will need to make a strong filtration and increase water changes). 150 l can be planted 3-4 individuals, in 200 l – 5-6, 250 l – 6 to 8, etc. Say that we are talking about grown fish size 5-7 cm, excluding the length of the caudal fin..
Goldfish like to dig in the soil. As the soil is better to use coarse sand or pebbles, which are not so easily scattered fish. The aquarium itself must be spacious and species, with large plants. However, tender plants quickly deteriorate goldfish or the surface of their leaves in water contaminated with suspended particles of trash. Therefore, in an aquarium with goldfish it is recommended to plant plants with stiff leaves and a good root system, such as Vallisneria, potbelly, Sagittaria, or the most enduring, such as Elodea. Continue reading
The inhabitants of the Black sea: jellyfish, dolphins, stingrays, sharks, crabs, fish. page 11 – Rest in Anapa
Fair to say that on the black sea coast is far less dangerous creatures than in many other places. Due to the low salinity and the poverty of the animal world, the Black sea very friendly to visitors. And yet, in rare, rare cases some nasty creatures may spoil our stay.
KNOWN TO ALL
Stingray. Feeds on benthic molluscs. Visit sandy beaches, can stab or cut them serrated poisonous spine on the tail. Symptoms – severe pain, fever, nausea, heart problems. The long wound that never heals. Stingray prefers deserted sandy beaches, often to the shore at night. Safety measures: not to jump in such conditions in shallow water – try to lie down and float. To observe the cautious, meeting with floating ramp, removing it from the hook. You can get toxic shot, even the dead Stingray. Continue reading
Decorative aquariums – a beautiful sight: a lush green thickets, a lovely vanity and is always a unique design. Here are just some of the hungry inhabitants of such beauty, don’t need to give up.
A freshwater aquarium can not be boring and measured, if it comes to predators. They make the home aquarium even more exotic and interesting.
Very predatory disposition and contains, as a rule, species in the aquarium. All lesser-mates he perceives as food, but with larger neighbors divides the territory up to the blood. Astronotus very high and deftly jump over the water. In nature, they thus catch insects. Especially dangerous fish to become during the spawning period, at this time, goes not only to its neighbors, and decorative items, if they are loose. Continue reading