Selection of fish for a small aquarium
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…

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Black sea
The illumination of the sea. In the Black sea there is a sparkling glow due to the outbreaks of small and microscopic marine organisms (nochesvetka, peritonei) and representing a single…

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Marine aquarium fish. The Council

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

Dangerous sharks of the red sea

Sharks in the Red sea (as indeed in all other) always lived. And always posed a danger to humans.

However, one should recognize that the person for shark poses no less a threat: shark fins and livers are delicacies and for their production are destroyed each year hundreds of marine predators.

However, recent events in the Red sea, when several people were injured from shark attacks, were forced to draw public attention on these fish. Try to figure out what species of sharks are dangerous to humans and how this risk be avoided.

Globally, there are about 350 species of sharks. Not all of them are dangerous to humans. And threat vary: some can attack from hunger, others only in certain circumstances. In the Red sea, in particular, meet the following shark species:

Grey reef shark (Carcharhinus amblyrhychos). Reaches 2.6 m in length with a weight 33,7 kg. Bites swimmers as a rule, only when they start to “stick” to it. Continue reading

Types of aquarium fish

Fans of the aquarium there is an almost limitless choice — from goldfish, the most famous of all our domestic aquatic animals, the magnificent species of fish of the tropical seas.

It is important not to settle in one aquarium incompatible species, but not to fall into the trap of smugglers, illegally importing protected species.

Fresh-water fish. Novice aquarists are advised to give preference to freshwater fish. Their breeding is much easier and cheaper, for them it is interesting to observe, finally, they look nice.

It is necessary to distinguish freshwater fish living in cold water and tropical freshwater species. First, not too many and less scenic, mostly belong to the family Cyprinidae. Among them there are varieties of gold fish (goldfish, fish-comet, Valuehost, known for its beautiful tail, fish-telescope, etc.). River fish (roach, perch, carp, bleak, minnow, gudgeon) well klimatiserede in the aquarium. Continue reading