The most dangerous inhabitant of the Black sea
The most dangerous fish in the Black sea, living in coastal areas, is sea dragon, Scorpion, or snake fish. Small fish up to 30 cm long, with elongated body. Coloration yellowish with stripes sides. Bottom-dwelling fish. Buries itself in the ground. Sticking out only the head and dorsal spines full of venom gland.
I do not advise to touch. The poison of these fish causes extreme pain, inflammation, cramps. The symptoms of poisoning by this fish is similar to the Viper bite. If immediately not to accept corresponding treatment, it is possible serious complication, including paralysis of the limbs, loss of consciousness, speech, and in some cases — death.
The Scorpion, or marine fish, is from a family of numerous groupers. But the bogeyman. Big knobby head, on body brown spots and growths. Barbed needles full of poisonous glands. Symptoms of poisoning are similar to the sea dragon. Deaths but is not fixed yet. Continue reading
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The frilled shark
The frilled shark is a species of the genus frilled sharks of the same family. These sharks like strange sea snake or eel than other sharks. Inhabits the Atlantic and Pacific oceans. This rare species is found at the outer edge of the continental shelf and upper continental slope at a depth of 1570 m. due to the presence of primitive features frill shark is called a “living fossil”. The maximum recorded length of 2 m. Color dark brown. The frilled shark breeds besplatnoe the birth. Pregnancy lasts up to 3.5 years, this is the longest period known among vertebrates. The jaws of the frilled sharks are greatly stretched and allow them to swallow prey half their own length. Continue reading
Aquarium fish swordtails are popular fish for home detention. These fish are known for its rich color, as well as an interesting caudal fin, similar to a sword. Aquarium swordtails live in harmony with all other types of fish that are not aggressive to them.
To contain swordsmen can groups and pairs . For one pair of swordtails enough tank of 10 liters, the same group of swordsmen to 10 individuals will need an aquarium of 50 l. In nature swordtails can grow up to 10-12 cm, but aquarium swordtails usually grow less. Swordtails are viviparous fish: the females can breed up to 200 fry.
Aquarium fish swordtails in nature are green, but at home there are white, red, gold, ruby, black and other colours of these fish. Continue reading