Marine aquarium fish have become today a subject of interest to avid hobbyists, they make a welcome exoticism in a city apartment. Now you can relax on the shore of his home “the ocean”.
Settlement of a marine aquarium is a very important step, because his techniques and work have a number of features that are not familiar to owners of freshwater aquariums. Now you have to monitor the salinity, density and hardness of the water, the level of nitrite, the acid-alkaline balance and support necessary for marine fish temperature and regularly check the filter system. Installing a saltwater aquarium is quite a time-consuming process . it will take approximately 6-10 weeks and can be accelerated by adding live rock and live aragonite sand, they will act as catalysts of biocycle. The reward for the weeks work will be a miniature “sea” or “ocean” in the middle of the apartment. Below we list the most popular types of saltwater fish that are highly valued by modern aquarists. 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
In tropical seas poisonous fish is not unusual. From them should stay away, as the poison some of them fatal to humans. Moreover, poisoning and death can cause not only biting fish, but the use of them as food.
Threat by eating the so-called coral fish, and benthic, which live on the seabed. Many lagoon and reef fish are also poisonous meat. Pick out generally: if there is any doubt about the safety of seafood, it is better to give them up! Toxins poisonous fish have no taste, because almost completely dissolve in water. They are also not subject to disintegration during heat treatment. So that grilled or poached fish – not so safe. Also, be aware that many birds have an immunity to the toxins of fish, so if you see a bird, quietly eating fish, do not rush to chase and eat the remains of the feast. What is good for the birds, for you can be fatal! Continue reading