The Tyulenovo field is a Bulgarian oil field that was discovered in 1951 and located on the continental shelf of the Black Sea. It began production in 1951 and produces oil and natural gas. The total proven reserves of the Tyulenovo oil field are around 30 million barrels (4,800,000 m³), and production will be centered on 500 barrels per day (79 m³/d) in 2015.^[1]

v t e Black Sea energy
Oil fields	A-T Anastasievsko-Troitskoye B-T C-T Cobza D-T Delta IV Delta VI Eugenia Eugenia South Gîsca Irina Lebăda Est Lebăda Vest Midia SE Mihaela Olimpiysky Pescăruș Prykerchenske Sinoe Subbotin Tuapse Tyulenovo Val Shatsky
Natural gas fields	A–E Akçakoca Ana Anca Arkhangelske Balaur Bezimenne Bianca Chaika Clara Cobălcescu Doina Domino East Cobălcescu Florina Foroska Galata Gina Holitsynske Ioana Izgrev Kaliakra Kaliakra East Kamchia Lira Luceafărul Maria Miorița Muridava Nadia Obzor Odeske Pallas Paula Pelican South Pivdenno-Holitsynske Ropotamo Sakarya Shmidtivske Shtormove Skifska South Cobălcescu
Pipelines	AGRI AMBO Baku–Batumi Baku–Novorossiysk Baku–Supsa Blue Stream BRUA Burgas–Alexandroupoli Caspian Pipeline Consortium Grozny–Tuapse Odesa–Brody PEOP Samsun–Ceyhan Balkan Stream South Stream TurkStream White Stream
Refineries	Lukoil Neftohim Burgas Petromidia
Oil terminals	Kulevi Midia Novorossiysk Tuapse