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. Continue reading
The vast world oceans inhabited sometimes quite strange creatures that defy logic and gravity. Sometimes they are a water angels, and sometimes a fiend. This is the most bizarre sea creatures on this planet.
This strange creature is very old, even ancient sponges. This translucent sea creature looks like Christmas decoration and shimmers in the water. Neon flashing, which it radiates is the light refracted by the thousands of neon cilia, the hair thick along comb-like ridges, which gave it its name. These little animals are not jellyfish, although very similar. They differ in that they do not grow a sting unlike jellyfish. They do not have a brain or specialized sense organs, only the primitive neural net around the mouth, which can monitor chemical traces in the water. When it bumps into something edible, it just opens the mouth very widely. Swallowing the prey, it closes its mouth, hold it with hooks. Continue reading
Sea bass belongs to the genus of bony fish that live at depth and are slow growing. Sexual maturity, they reach only 7 — 11 years. Fish have different colors: from blue to yellow and from striped to plain. They have poisonous glands that are located on sharp fin rays. The shot of them leads to a painful local inflammation.
There are 90 species of groupers. Almost all of them live in the North Pacific and only 4 species in the North Atlantic oceans. The largest kind of bass reach a weight of 15 kg or exceed a length of 1 m. The smallest — not more than 20 cm.
Composition and useful properties of fish
Sea bass — fatty fish, it is long kept fresh, but so tasty — salty. Continue reading