How to keep marine fish.
To care for a marine aquarium is much more difficult than freshwater. The reason for this is that in nature, fish have evolved in relatively constant conditions of environment. Therefore,…

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Accommodating pond fish
What can make the pond really alive? Of course fish. One watching them calms the nervous system and gives confidence. Over time, these cute and harmless creatures get used to…

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The most terrible inhabitants of sea depths
Of all the inhabitants of the sea depths of mostly afraid of sharks, but on the bottom of the sea you can find such instances, compared to which the shark…

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Aquarium catfish Ancistrus

Homeland ancistrus — mountain rivers of South America. This is a small, length to 10 cm fish, unpretentious and practically omnivorous. Aquarists love them for their helpful ability to clean the glass from build-up of algae.

The content of Ancistrus in the home aquarium

The minimum volume of the aquarium is 25 gallons per fish, ideally with one adult male should fall between 100 and 120 liters of water. Because females are usually peaceful and calm ancistrus ready to fight to the death.

Ancistrus prefer densely planted aquariums with greenery, with plenty of shelters. To build them from scraps of pipes, pottery shards, glued rocks, driftwood. Fish are holding near one of the shelters and drive away competitors. A special activity they show in the evening. Source: ancistrus Continue reading

Sea, river and lake fish

We all know that water is life. Without water can’t live no living creature. And the first life originated in water. Fish one of the many live organisms living in the aquatic environment. They live in the oceans and seas, rivers and lakes. You can see them in the pond and the stream, in the waters of caves and even in puddles. In nature, there are over 25,000 species of fish, and they are divided into two classes: Bony fish (more than 23 000 species); Cartilaginous fishes (9000 species).

To the class of cartilaginous fish include sharks, rays and chimeras. To the class of bony fish include salmon. okuneobraznyh. preobrazenie. clupeiformes. Cypriniformes, catfishes, wildcookie, flatfish, coloscopie.

Fish are cold blooded vertebrates. their streamlined body covered with scales. They breathe with gills, and with the help of fins and tail to swim. Water entering the body through the mouth, passes through the gills, and spilling over her holes. Oxygen enters the bloodstream Continue reading

Shark fish

Sharks are found in open and coastal ocean waters. These mysterious creatures appeared on Earth 400 million barrels. years ago. Belong to cartilaginous fish. as their skeleton consists of cartilage. Cartilage is durable, and unlike the bones of fish, more flexible and light. They have no swim bladder. Afloat fish holds, thanks to its large but lightweight the liver. Her need to constantly move in order not to drown.

She swims, arching his whole body from side to side. Almost all of them when hunting using the electric field. Sharks capture him with the help of numerous electrical sensors that are on her face.

Many of them, it is not strange, they eat plankton. Plankton is a conglomeration of various microscopic and small organisms. Mainly unicellular plankton contains algae, which absorb solar energy, thereby transforming inorganic substances into organic food. Continue reading

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Shark fish
Sharks are found in open and coastal ocean waters. These mysterious creatures appeared on Earth 400 million barrels. years ago. Belong to cartilaginous fish. as their skeleton consists of cartilage.…

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The main industrial fish species
In the seas and oceans of our planet are populated with over 21000 species of fish. About ten percent of them belong to the industrial types. Breeding allows you to…

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