Seahorse refers to ray-finned fish. Forms a genus in which there are 54 species. They live in shallow waters in tropical and subtropical marine waters worldwide. In the Pacific ocean are found from North to South America. In the Atlantic from Nova Scotia and further South. There is a colony at the mouths of the European rivers. For example, in the Thames. Three species live in the Mediterranean sea.
Body length varies from 1.5 to 35 cm External appearance resembles a chess knight. The skin is thin and stretched bony plates in the form of rings. Each type have their number of rings. The neck is flexible and well expressed. For seahorses is characterized by vertical rather than horizontal movement in the water. They tremble dorsal fin and pectoral fins behind the eyes.
This is the most slow swimming fish in the world. Their top speed is 2-1,5 km/h. Caudal fin not. These bad swimmers most of the time are stationary, hooked prehensile tails for marine vegetation. Snout long and tubular end stigma. It works like a pipette, drawing the food along with water. Eyes have the ability to move, independently from each other. Continue reading
In recent years it has become fashionable and prestigious dacha or cottage on a plot to equip a pond. Of course the owner of this pond I want to breathe new life into them. The simplest solution is to run them in fish. And then the question arises, – what?
Categories of fishes can be divided into two types – decorative and domestic.
To include ornamental goldfish and koi carp. Goldfish is relatively small. Grow up to 30 cm koi can grow up to 60-80 cm unfortunately, not every breed of goldfish perfect for a pond. In open water may be in the breed, so called, the long-bodied fish. This is comet, shubunkin, simple gold fish (without rocks).
It makes no sense to buy expensive breed koi. It will fit the standard red and white colouring.
The only rule for ornamental fish is quarantine. Quarantine is done in order to reveal diseases. It should take place in the aquarium and should last at least two weeks. All types of ornamental pond fish bred in Asia and have many diseases. 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