MARINE AQUARIUM, a vessel for keeping marine animals and plants. Is usually large in size (200 litres), as its inhabitants usually larger than the inhabitants of freshwater aquariums.
Compared to freshwater marine aquarium is more time-consuming in use, since the secret of the successful maintenance of marine fish is the maintenance of conditions corresponding to their natural habitat. Often contain well-dressed inhabitants of tropical coral reefs. It is interesting to contain cold-water marine life. Such an aquarium should be in the summer especially cool.
Sea water is prepared artificially by division or from commercially available ready mixes for marine aquariums. It must have a salinity of 30-35‰, pH of 8.0 to 8.4, temperature depending on the content types. You need a constant control of temperature, pH, density (measured by hydrometer) and water salinity. Most dangerous is the accumulation of toxins in the water due to protein contamination. To combat protein contamination need a strong filtration system and water reclamation, as well as weekly substitution is not less than a quarter of the fresh water well preferirana water of the same density. The destruction of proteins contribute to aquarium lighting UV lamps and ozonation of water. Primenjajutsja special tools — catchers protein. Continue reading
One of the most remarkable inmates of the depths. Her look is so not attractive, and bizarre. As a rule, fish-drop lives at depths of 600-800 meters. There were also instances that prefer more extreme depths, namely 1,200 meters.
Prefer to live off the coast of Australia and Tasmania.
This fish is endangered. It is very actively caught and sold by fishermen. Of course, not palatability attract customers, and its unusual appearance.
The fish-drops no muscles, it is composed entirely of a gelatinous mass which density is close to water. It is this anatomical feature allows fish to swim at great depths without spending a large amount of energy.
This fish eats everything that floats by. Generally, its diet consists of molluscs and various.
2. Sea urchin
Some of the oldest animals. They inhabit the Earth more than 500 million years. Today there are about a thousand species of sea urchins. They are divided into two large groups, called: right and wrong. Continue reading
Catfish is a large predator in our waters. His body is long, covered with small scales; the head is huge. In the mouth of small but very sharp teeth. In the upper jaw are a pair of long catfish mustache, and the bottom four UCA is shorter than the upper. Catfish can swallow prey which is sometimes little inferior to him in weight and volume. But most often, his food is bottom-dwelling small fish, crayfish and shellfish.
On sale usually arrives in catfish meat fillets. And cooking catfish recipes has a large number of, ways of cooking different. Mostly we cook at home dishes from the catfish fried in oil or baked in the oven with vegetables. Turns out very tasty catfish dishes that are prepared with fruit or spicy sauce.
Who has not tried catfish meat, does not even suspect, what he delicious meat. Catfish is a large predatory fish, but not many people know that the most delicious meat have fish of small size. And recipes with catfish of large sizes, limited only by meatballs, because a large catfish meat hard. Since ancient times in Russia were popular dishes from the catfish is from the tail of this huge fish, cooked fish cakes, fish pies and pies. In our country, the cooking of catfish has always been considered something special. Continue reading