Sea dragon — Trachinus draco
Dragon, Scorpid, dragon (no.)
Sea dragon – Trachinus draco
Sea dragon is the only representative of the family of the Drakensberg (Trachinidae) in the Black sea. Characterized by low elongated body covered with dense small scales. On the head of a sea dragon there are several spikes, the largest of them is located on the operculum and sent back. The first of two dorsal fins with a black spot, short, and consists of 6-7 spiny rays. The body color is gray or yellow with oblique bands on flanks, fins greenish, the tail on the falling edge of almost black. In the Black sea dragon lives everywhere known cases of arrest in the Kerch Strait. In the coastal zone of the Crimea the sea dragon is most common from may to November at depths up to 20 m, deeper in winter is kept. Continue reading
There are many different species of aquarium fish and when selecting an important principle is their compatibility. To pay attention to this important point should be before purchasing the fish and putting them all in one aquarium. The main criterion in the decision of this question is the similarity of habitat of various fish species. In an aquarium you can put fish that are close in their vital needs, habitat, habits and temperament. For example, consider that harasimovich fish you can’t repopulate with silovymi, as the latter significantly more aggressive than the first. In addition, most of the Cichlidae fish lives in an alkaline environment, not acidic.
Known fact that to accommodate the aquarium and freshwater and marine fish is unacceptable. Novice aquarists often make many mistakes due to misinterpretation of the level of water hardness and acid-base balance a variety of freshwater biotopes. Continue reading
The explanation of the appearance of fish aquarium in every home are different. Some people prefer calming the turbulence in the aquarium, silent creatures, someone lost at the insistent request of her younger child.
There are even those who decide that the aquarium is missing in their almost perfect interior, some follow a General fashion, involving the mandatory presence of the aquarium, or listen to the recommendations of the Eastern teachings of Feng Shui, which promises in this case the material welfare of the inhabitants of the house .
Unfortunately, in most cases, newbies buy first either visually pleasurable aquarium. or any favourite fish. As a result, the aquarium may be too large or too small for new residents, or militant types of fish will destroy more than harmless small fish and algae. There are a number of conditions that must be met not only for the comfortable existence of fishes, but also for their life – the violation immediately leads to death. Continue reading