What’s the use of marine fish? (The main thing that distinguishes marine fish from freshwater is far greater content of complete protein)
Many of you know, the fish – a valuable product for our body. It contains a lot of useful and necessary substances for our health. But not very many people drink the right amount of this product, and it should have at least once a week.
Historically, in our country more popular freshwater fish than
sea. And in places where the river flows. people fish just for pleasure, but often purposefully for the family table.
Marine fish most people can only eat in establishments, or in stores to buy.
The deficit of this product on the shelves of retail chains you can choose almost any marine fish, which had
it was very difficult to get. And this is no accident because marine fish is necessary for our health than
What’s the use of marine fish? Continue reading
Picking up the fish in small aquariums up to 50 litres, should heed some advice from experienced aquarists. Buying your favorite fish, be sure to ask what size reaches the adult stage, because sometimes the small occupant of the home pond maybe in time turn into a large predator.
A good combination for a small aquarium can be considered a combination of fish: 5 platies, catfish Ancistrus – 3 individuals, 10 neons, 5 swordtails. Also nice to get Remora 3 catfish, 2 angelfish, 4 mossy of Mahseer. The optimum and such a combination: 3 swordsman, 5 Zebra fish, 2 spotted catfish, guppies 10. What kind of fish to buy, everyone decides for himself, and not necessarily on the above list – as long as they can peacefully coexist. The optimum number of fish determined based on the fact that 1 individual length of 5-7 cm had 3-5 liters of water.
Catfish in a small aquarium. Continue reading
Today our article will be about a very ancient creatures of the animal world that lived before dinosaurs and sharks. So there you go.
• At the moment the science there are about 350 species of sharks, but scientists believe that there are unexplored species.
• The size of sharks vary greatly. The smallest known shark is the dwarf shark glowing. It has a size
no more human hands. The greatest number of sharks include a large whale it often exceeds 10 meters in length. There are reports of specimens 18 and 20 meters. Despite their enormous size, they feed only on plankton and small crustaceans.
• The shark is a fish, moreover it has no bones in his body. The entire skeleton of sharks consists of cartilage.
• In order to breathe, a shark must constantly swim. Continue reading