The inhabitants of the seabed
Many divers and explorers of sea depths dive under the water to reveal many secrets of the underwater world. And we try to plunge into this mysterious world of the…

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The variety of aquarium fish
What sizes, shapes and colors do not exist in nature among the inhabitants of the underwater world! To date there are over two thousand known species of fish, and how…

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ick

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Sea catfish

Catfish – fish is very useful for those who first starts the aquarium. They are known for their ability to eat up leftover food and thus help clean the aquarium. In addition, these fish are hardy and live long enough.

However, you need to keep in mind that catfish today there are so many. And they differ in their way of life and type of food.

These fish live in nature in almost all continents and in all oceans, with the exception, perhaps, are the only areas of the poles.

The majority of the specimens of this species in the aquarium live in the lower layers of water closer to the bottom. There they hide and feed.

The body color of the fish is not bright, this is due to the natural need of concealment. They near the mouth opening there are antennae that gave the second name of this species (fish the cat).

But the size they can be different. From very small that will easily fit in any aquarium, to a huge that can decorate a pool. Therefore, buying a catfish, to accurately determine, not whether it will be a couple of months too big for the aquarium. Continue reading

Ick saltwater fish

Causes: the Causative agent of this disease is Cryptocarion irritans, which is a kind of analogue of the freshwater “ihti”, parasitic on tropical marine fish. It looks similar to its freshwater counterpart, but smaller (0.5 mm), besides the horse-Shoe macronucleus cryptocaryon malorazlichimyh, while Ichthyophthirius it is visible quite clearly. But the cycles of development and lifestyle of Cryptocarion irritans and Ichthyophthirius multifiliis are the same.

Symptoms: Sick fish dotted with numerous, with a diameter of 0.5 mm, white small knobs. The infestation appears first on the fins, and later goes to the body.

Current: Cryptocarion irritans infects the gills and skin of marine fish. The causative agent is under the top layer of the epithelium is filled with a gelatinous mass of leathery bag.

This pathogen, due to the same lifestyle, same causes harm to as Ichthyophthirius multifiliis.

Treatment: Can be recommended transplanting method, ultraviolet irradiation or chemotherapy, as with Ichthyo – phthirius. Effective there is also treatment with 1.5 mg/l of copper sulfate. Continue reading

The fish of the sea cock

Gurnard – sea predatory fish that lives in warm seas around the world. Fish contained in the aquarium. However, for correct content you need to know the specifics of its behavior and power.

Appearance

Fish of unusual shape. It has quite a large head and a long body. Head is bone plates. The pectoral fins are in the expanded form are fan-shaped. Modified rays of the pectoral fins form a kind of feet with which sea cock moves along the bottom. The color of fish is bright, dominated by red, blue, green. Especially brightly colored pectoral fins. For such a bright color the fish and got its name.

The content in the aquarium

Fish necessary for a large aquarium, the amount of which shall be not less than 100 litres per individual. Water temperature – not less than 25 degrees. Gurnard is a thermophilic fish. Continue reading

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Catfish: aquarium species
Almost all members of the family of catfish unpretentious, so they are recommended even for beginner aquarists. But still some features to care for them. In a group of catfish…

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The most dangerous sharks
Typically, most people think of sharks as huge ferocious carnivorous fish with very sharp teeth. However, to fit this description all 370 different species of this family does not succeed…

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