Гидробиология и общая экология

Informative materials - Astrakhan

• Prices, Cost Of Living Astrakhan
• Current local time in Astrakhan
• Time zone - Astrakhan, Russia
• Weather - Astrakhan, Russia
• Map of Astrakhan
• National flag Russia
• Astrakhan - phone code, how to call Astrakhan
• Pictures of Astrakhan
• Distances from Astrakhan, Russia

Informative materials - Russia

• Currency Russia, Russian Ruble
• Currency calculator Russian Ruble
• Holidays Russia
• Embassies Russia
• Map of Russia
• List of airports Russia

Traveler's notes

• Sofia Grand Malls - Complete Guide to Shopping, Entertainment, and Lifestyle Destinations in Bulgaria
• Sofia 2026 Travel Guide: What To Do And What To See In Bulgaria’s Capital
• Parks in Sofia: A Complete Guide to Green Spaces in Bulgaria’s Capital
• Memorials in Sofia: A Deep Historical and Cultural Exploration of Bulgaria’s Commemorative Landscape
• Bulgarian Mountain Roads - Complete Driving Guide Through Scenic Passes, Risks, and Routes