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The animal kingdom of Azerbaijan is very rich, partly due to diversity of its natural complexes. There are 106 species of mammals, 357 species of birds, 67 species of reptiles and amphibians, 97 species of fish, and over 15 thousand species of invertebrates in Azerbaijan. [3]
There are 363 species of birds recorded from about 60 families. Around 40% of the species are settled in Azerbaijan, 27% of these species winter in the country, and 10% pass through Azerbaijan during the migration period. One of the notable bird species is the golden eagle which inhabits mainly mountainous areas such as Nakhichevan. The golden ...
Pseudophoxinus atropatenus, also known as the Azerbaijani spring roach or Shirvan roachling, is a species of freshwater fish in the family Cyprinidae. [2]It is only found in the Kura River drainage in Azerbaijan, inhabiting small spring lakes in an area of max. 44 km diameter.
The fish is found primarily in the Caspian Sea, which is bordered by Iran, Azerbaijan, Kazakhstan, Russia, and Turkmenistan. It can also be found in the Black Sea basin and occasionally in the Adriatic Sea. Beluga caviar is the most expensive type of caviar, [1] with market prices ranging from $7,000 to $22,000/kg ($3,200 to $10,000/lb). [2] [3]
The eggs are laid among weeds or over gravel, and hatch in about 10 days. They become sexually mature in 3–5 years. Resilience of this species is low. Minimum population doubling time is 4.5 – 14 years. The fish is also called Caspian white fish and is known as kutum in Russian, kütüm in Azerbaijani, and māhi sefid in Persian. [3]
The Volga pikeperch is most active at dusk and dawn when it feeds on small fish and invertebrates. Males become mature by the age of three or four and females a year later, at a minimum length of 20 cm (8 in). Breeding takes place during April and May in shallow water with a sandy or gravelly bottom.
Salmo ciscaucasicus, the Caspian salmon or Terek trout, is a salmonid fish endemic to the Caspian Sea and its inflowing rivers. [2] It was described in 1967 originally as a subspecies of Salmo trutta. [3] S. ciscaucasicus lives on the western shore of the lake from northern Azerbaijan to the Ural River, while the main breeding river is the ...
The North Caucasian bleak (Alburnus hohenackeri) is a species of ray-finned fish in the genus Alburnus. It is found in the western and southwestern Caspian basin in the countries of Armenia, Azerbaijan, Georgia, Iran and the Russian Federation.