Sierra Offshore Exploration News


TotalEnergies Boosts Stake in Nigerian Offshore Exploration Block

Nov 19, 2025

TotalEnergies has signed agreements with Conoil to acquire a further 50% interest in oil exploration block OPL 257 from its Nigerian partner, bringing its holding to 90%, the French group said on Wednesday.The deal is part of efforts to consolidate…

Pakistan Greenlights TPOC-Led Offshore Exploration in Block-C

Nov 19, 2025

Pakistan approved a new offshore exploration consortium on Tuesday, clearing Turkish Petroleum Overseas Company to take over operatorship of the Eastern Offshore Block-C as part of a push to revive drilling, the adviser to the finance ministry said…

Green Groups File Suit to Stop Gulf of Mexico Oil Auction

Nov 19, 2025

Environmental groups sued the Trump administration for its decision to move forward with a planned December 10 offshore oil and gas lease sale covering 80 million acres (32 million hectares) in the Gulf of Mexico, they said on Tuesday.Why It's ImportantThe lawsuit…

TGS Getting Ready for Multi-Client 3D Survey Offshore Brazil

Nov 17, 2025

Energy data and intelligence firm TGS has outlined plans for the start of Pelotas Norte Phase I multi-client 3D survey in the Pelotas Basin, offshore southern Brazil.Phase I will encompass approximately 14,800 square kilometers across 21 exploration blocks…

QatarEnergy Joins Guyana Offshore Exploration Block

Nov 17, 2025

QatarEnergy has signed a production sharing agreement for shallow-water Block S4 offshore Guyana. The block was awarded through the 2022 Guyana Licensing Round.Under the terms of the agreement, QatarEnergy will hold a 35% share, while its partners TotalEnergies will act as operator…

ConocoPhillips Finds Gas Offshore Australia

Nov 17, 2025

ConocoPhillips Australia has confirmed a natural gas discovery at its Essington-1 exploration well in the Otway Basin, marking the first find in the basin since 2021.The well, located in permit VIC/P79 about 53 km offshore Port Campbell and 12 km from existing production infrastructure…

Yellowtail Ramp-Up Brings Guyana’s Offshore Output to New Heights

Nov 14, 2025

ExxonMobil Guyana and its Stabroek block co-venturers, Hess Guyana Exploration and CNOOC Petroleum Guyana, have reached a new milestone in the South American country, with the production rising to 900,000 barrels of oil daily.The achievement…

Chevron Bets on Long-Term Oil Demand Despite Oversupply Fears

Nov 14, 2025

When warnings abound about an imminent collapse in oil prices, one would not expect the CEO of a major oil company to boast that he has never been more confident.Yet that was precisely the message conveyed in Chevron's updated strategy, unveiled by CEO Mike Wirth on Wednesday…

SeaBird Exploration’s Fulmar Explorer to Remain on OBN Duty

Nov 12, 2025

Norwegian marine seismic survey services firm SeaBird Exploration, part of SED Energy Holdings, has secured a contract extension for its Fulmar Explorer seismic survey vessel.The three-month contract extension for ocean bottom node (OBN) source…

Equinor Transfers Operatorship of Peregrino to PRIO

Nov 11, 2025

Equinor has closed the sale of a 40% operated interest in the Peregrino field in Brazil to PRIO. Following this transaction, PRIO assumes full operatorship of the field.Equinor has received a total payment of $2.33 billion for its 40% operated interest…

TotalEnergies, QatarEnergy, Petronas to Explore in Guyana

Nov 11, 2025

Oil producers TotalEnergies, Qatar Energy and Petronas have signed a five-year agreement with Guyana's government to explore a shallow-water block, authorities and company executives said on Tuesday.Guyana has struggled to diversify its energy industry…

Offshore Service Vessels: Regional Bright Spots Emerge

Nov 11, 2025

As oil exploration and production goes, so goes the market for Offshore Service Vessels (OSVs) and Platform Supply Vessels (PSVs). Throughout 2025, the prices of oil- which drives exploration and production (E & P), have softened, moving down…

Equinor Drills Third Dry Well in Snorre Area Offshore Norway

Nov 11, 2025

Equinor and its partners have drilled a dry well in the Snorre area in the North Sea, offshore Norway.The wildcat well 34/6-9 S, or Avbitertang, was drilled in production license 554, 35 kilometers northeast of the Snorre field and 125 kilometers west of Florø…

BOEM Advances Offshore Minerals Planning Efforts in American Samoa, Northern Mariana Islands

Nov 10, 2025

The Bureau of Ocean Energy Management announced key developments in its offshore critical minerals planning, with the completion of Area Identification offshore American Samoa and the release of a Request for Information and Interest for the Commonwealth of the Northern Mariana Islands…

Odyssey Marine Seeks U.S Offshore Lease for Mineral-Rich Sand Mining

Nov 07, 2025

Odyssey Marine Exploration said on Friday it has sought U.S. regulators' permission to explore and mine mineral-rich sands off the Mid-Atlantic coast, as the country bolsters domestic supplies of materials vital for various industries.The site…

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