In recent years it has become fashionable and prestigious dacha or cottage on a plot to equip a pond. Of course the owner of this pond I want to breathe new life into them. The simplest solution is to run them in fish. And then the question arises, – what?
Categories of fishes can be divided into two types – decorative and domestic.
To include ornamental goldfish and koi carp. Goldfish is relatively small. Grow up to 30 cm koi can grow up to 60-80 cm unfortunately, not every breed of goldfish perfect for a pond. In open water may be in the breed, so called, the long-bodied fish. This is comet, shubunkin, simple gold fish (without rocks).
It makes no sense to buy expensive breed koi. It will fit the standard red and white colouring.
The only rule for ornamental fish is quarantine. Quarantine is done in order to reveal diseases. It should take place in the aquarium and should last at least two weeks. All types of ornamental pond fish bred in Asia and have many diseases. Continue reading
Marine fish actively drink sea salt water, providing the necessary level of water for normal functioning, and excess salt is removed from the body. The exchange of chlorine ions, sodium, potassium between the organism and the environment both in freshwater and marine fishes occurs through special chloride cells located in the gills, but in freshwater they are used to remove metal ions from water, and at sea to remove them from the body. This process is connected with energy expenditure, as occurs against the gradient. Energy is provided by the involvement of sodium and potassium. “Gill pump” that creates the possibility of a permanent replenishment of salts in freshwater fish, has high efficiency and is able to extract sodium and chloride ions from water millimolar and even lower concentration. Table salt since ancient times used in feed for fish as a preservative, to increase the appetite of fish, improve the absorbability, promote growth, and juvenile anadromous fish in which to prepare for the marine period of life. Due to the active exchange of sodium and chlorine with the environment, their constant intake of fish and disposal along with a large volume of liquid fish not afraid of high content of sodium chloride in the feed. Continue reading
Do I need an aquarium in the modern home?
The modern life such high-speed train, uncontrollably gaining speed and rushing into an uncertain tomorrow. Every minute counts, all that can be is automated, everything is possible – optimized, all is extraneous, distracting from the deadly rhythm – postponed for later or safely forgotten. Work? Always! Information? As much as you want! Money? Never enough!
But stop the person, ask: “When, dear, you with nature communicated? For mushrooms or fishing when last time went? Fresh air is choking the lungs when spoiled?”.
The aquarium and the psychology of space
Well known fact about the influence of the world on a person. Why it’s hard to be in separate rooms, to see some items, it is unpleasant to observe any effect. Where does the feeling of depression, unexplained anxiety or even panic, confusion and uncertainty. Continue reading