Catfish-the Changeling (Synodontis nigriventris)
Prevails in the regions: the basin of the Congo
Body length: 10 cm
Food: carnivorous fish
Habitat: fresh water
Catfish-shifter, or synodontis nigriventris, belongs to the family mochokidae. The homeland of this species is Africa, and to meet him in the natural environment, it is necessary to visit the Congo basin. Shifters reach a length of 10 cm inhabit fresh water and belong to the group of predatory fish.
In Europe the catfish-the shapeshifter first appeared relatively recently – in 1950 in Amsterdam. In our days the activity of this species, both in captivity and in natural conditions, are poorly understood. Continue reading
In the markets of Kiev sell amazing varieties of frozen fish
Walking through food markets of Kyiv, it is impossible not to pay attention to the diversity of species of frozen fish sold on the open points. There is a range around the world, ranging from herring and hake and ending with tuna, womera, seaweed and caviar.
Fantasy fish sellers will not leave indifferent person a little razbirauschegosya varieties of ocean fish and fish aquaculture production.
Among the many species first catch the eye: blue hake, Royal hake, silver hake, shrimp, sea catfish, and of course fish elephant.
Now let’s try to decipher what is hidden under these trade names invented by creative sellers of fish.
Let’s start with the diversity of Chekov. In nature is found many species of hake European hake (hake) – Merluccius merluccius, silver hake M. bilinearis, Cape M. capensis. Pacific – M. productus. Chilean M. gayi. new Zealand – M. australis. the Argentine M. hubbsi. M. senegalensis Senegalese. and M. angustimanus. M. albidus. M. polii. M. paradoxus . Continue reading
Sea dragon — Trachinus draco
Dragon, Scorpid, dragon (no.)
Sea dragon – Trachinus draco
Sea dragon is the only representative of the family of the Drakensberg (Trachinidae) in the Black sea. Characterized by low elongated body covered with dense small scales. On the head of a sea dragon there are several spikes, the largest of them is located on the operculum and sent back. The first of two dorsal fins with a black spot, short, and consists of 6-7 spiny rays. The body color is gray or yellow with oblique bands on flanks, fins greenish, the tail on the falling edge of almost black. In the Black sea dragon lives everywhere known cases of arrest in the Kerch Strait. In the coastal zone of the Crimea the sea dragon is most common from may to November at depths up to 20 m, deeper in winter is kept. Continue reading