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Popular marine aquarium fish

Clowns

clown fish

Some of the most popular among fans — the family Pomacentridae. This reef inhabitants of subtropical and tropical seas. Look these fish are thick and sturdy, they have a very bright color. But a real favorite of aquarists is a clown fish due to its small size and high resistance to harmful factors and diseases. It draws the family and its unusual behavior. For example, a clown fish can coexist with poisonous polyps. The reasons for this cohabitation still remains a mystery to scientists.

Clown and anemone form a symbiotic relationship. At first the fish allows itself a little sting, and then produces a protective substance and lives near poisonous

clowns in anemones

polyp without fear of predators. The clown “cares” for his Actinia, removing remnants of food, mellowing, water and even attracting other animals to food to the polyp. So anemone and clown fish provide mutual protection and benefit. The clownfish eats zooplankton and algae.

Another amazing present to view orange amphiprion. It is a bright fish in a large orange and white stripes. In one pack there is always only one breeding pair and several smaller males. They are not able to reproduce and still not clear of their role. Continue reading

Black sea sea horse

This original small fish from the family of needle can be considered one of the most unusual creatures of the sea. Unusual body shape resembling a figure of a horse from chess, the original bearing try. males, especially masking, nutrition and behavior — all these traits inherent in our black sea seahorses.

Currently there are about 30 species of seahorses that inhabit the coastal waters of tropical and subtropical seas. However, they are found in the North sea (off the southern coast of England).

In the Black and Azov seas inhabited the ridge, which ichthyologists are called a long name “seahorse spinner the black sea”, sometimes adding more “European”.

The original appearance of this fish in due time led to the fact that each tourist visiting the black sea coast, tried to take home as a souvenir instance a dried seahorse. In the 1980-early 1990-XX years, with some individuals hundreds of thousands of individuals skate, recreational areas (on the South coast) almost disappeared, so in 1994 the black sea seahorse included in the Red book of Ukraine, fishing is prohibited.

The shape (external structure). The name of the fish (“horse”) comes from this “horse” appearance of the Hippocampus. The head of the seahorse is at right angles to the body (this does not observed none of the other marine life). And fish able to move its head up and down — ability, motoroleriu almost all modern fish species. Continue reading

Dangerous for human

I will begin with the sharks.

the sand shark reaching a length of 4.3 m, from the squad lunoobraznye. Common in tropical coastal waters of all continents, this shark everywhere behaves quite peacefully and only sand sharks Africa has a bad reputation of man-eaters.

Silver shark (Carcharhinus albimarginatus). Reaches 3M in length with a weight of 160kg. Potentially dangerous: one unprovoked attack on a swimmer.

Blacktip shark (Carcharhinus few). Length 2.5 m, weighs 120kg. Attacks on humans do happen, but none of them serious injuries not ended.

Oceanic, the oceanic whitetip shark (Carcharhinus longimanus) . Around 3.5-4m in length with a weight of 170 kg. Most of the victims of the shipwreck in the open ocean on her conscience.

Korotkoplodnyh Mako shark (Isurus oxyrhinchus) . This is the fastest of all the sharks. Reach a length of 3.2-3.8 m with a maximum weight kg. Considered one of the most dangerous to humans.

Giant hammerhead shark (Sphyrna mokarran) . Is 6.1 m and weigh 450 kg. Several dozen cases of attacks on people,including lethal.

Whale shark (Rhincodon typus) . Up to 18m in length and a weight of 15t or more. Feeds on plankton and is completely harmless. Continue reading

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