The black sea resorts of Crimea, Caucasus, Bulgaria, Romania – the most popular in summer and autumn seasons. We will talk about what dangerous marine animals can meet vacationers.
In the Black sea is home to two species of anemone (or sea anemone). This coelenterates animals, on the tentacles which have stinging cells that emit a strong poison. However, they cannot penetrate human skin, so in contact with Actinia he feels a slight burning.
To coelenterates animals are treated and all known jellyfish. The largest jellyfish – eared (Aurelia, or the sea saucer) and kornerot.
Aurelia is easily distinguished from Camerota on telcobridges body shape. These jellyfish are harmless enough, and the consequence of meeting with them is a slight reddening of the mucous membranes of the mouth and eyes.
Kornerot has a mushroom shape, from under a round dome with a diameter of up to half hangs a crown of tentacles. Stinging cells are located at comerota only on the tentacles, on the dome they are not. So IF YOU MET WITH SUCH a JELLYFISH WHILE BATHING, CALMLY TAKE HER HAND to the TOP of the DOME AND TAKE AWAY FROM HIMSELF, TRYING TO keep the TENTACLES have NOT TOUCHED YOUR BODY. Continue reading
Who of us at least once in your life nalyubovatsya the beauty of the water surface at sunset or sunrise? Water attracts, fascinates. But not everyone can boast of a nearby lake, river or even a sleepy pond. In this case, the only way to enjoy the contemplation of the water world — to build on the site of the fish pond.
There are several types of artificial water bodies:
“live” or “fish” ponds
The most diverse decorative ponds. They may have different sizes and shapes. For decorating ponds of this type use stones, small architectural forms, arrange fountains and flower beds.
Functional pools extremely practical. They can be used for swimming, ensuring the safety of the country house or to carry any other function. When the device of the ponds of this type the focus is not aesthetic issues, and convenience of use. Continue reading
The pond in which they farm fish – is essentially the same cattle farm, requiring constant attention, but also has high economic efficiency.
With the right approach fish farming can be a quite profitable business. In recent times, agriculture of Russia there has been a positive trend in the sector for the breeding of pond fish. This trend in the economy attracts more and more representatives of small and medium-sized businesses. I should say that this activity has many nuances and specifics that you should consider when beginning this form of agricultural activity.
Even biology and appearance has its own special features and nuances to breeding particular breeds.
Thermophilic species, such as carp, prefers to dwell in the muddy ponds, stagnant water. This kind of pond you should build when breeding this breed. Carp doesn’t use all food resources designated water body. In order to increase economic efficiency and to use resources in full volume, experts recommend to plant in pond to carp fish with another food. For example, herbivorous. Such as tench, Amur, silver carp. But sometimes you can get and predators – pike, perch. Continue reading