CNOOC Ltd. said it has tested the Luda 21-2 oil discovery in southern Liaodong Bay of Bohai Gulf at 608 b/d from the “thickest oil layers found in the exploration of Bohai clastic rocks in recent years.”

An appraisal well north of the 2010 Maria oil and gas discovery in the Norwegian Sea has confirmed the initial resource estimate and supported the upper end of discovery volumes, said Wintershall Norge AS.

Bangladesh, mainly a gas-producing country, has discovered indications of an oil pay zone in two Surma basin gas fields.

Iran has claimed to have made a discovery of as much as 10 billion bbl of oil offshore in the Caspian Sea, but few details have been disclosed.

Heritage Oil PLC said it is considering phased development of Miran field oil and gas-conensate in the Kurdistan Region of Iraq.

Horn Petroleum Corp., Vancouver, BC, said its Shableel well in the Dharoor Valley in Puntland, Somalia, encountered two potential pay zones that confirm the existence of a working petroleum system.

An Eni SPA-led group said a gas discovery offshore northern Mozambique has opened a new play in Eocene sand and hiked the overall potential of the Mamba complex to 47-52 tcf of gas in place.

BG Group is preparing to spud its sixth wildcat offshore southern Tanzania after reporting a fifth gas discovery at the Mzia-1 exploratory well on Block 1.

The Anadarko Petroleum Corp. group has added 7 to 20+ tcf of recoverable gas to its discovered trove offshore Mozambique at an exploratory success nearly 20 miles northwest of its Prosperidade complex.

Logs and drillstem test pressure data indicate two stratigraphically separate carbonate reservoir intervals with separate pressure systems and potentially separate or stacked hydrocarbon pay at the Tricertops-2 well in Papua New Guinea, said InterOil Corp., Houston.

Groups led by Statoil ASA plan to further explore the Barents Sea offshore Norway in the vicinity of the Skrugard and Havis discoveries while working toward a late 2018 production start for the Johann Sverdrup discovery in the North Sea west of Stavanger.

Tecpetrol Colombia has an oil discovery on the CPO-07 block in the Llanos basin in Colombia, said 20% working interest owner PetroNova Inc., Calgary.

Maurel & Prom, Paris, has plugged the Ziwani-1 wildcat on the Mnazi Bay concession onshore Tanzania after it tested natural gas from a Pliocene limestone, said partner Wentworth Resources Ltd., Dar es Salaam.

Multistage fracturing of the Vaca Muerta shale is expected to take place later this year in both the Coiron Amargo and Bajada del Palo concessions in Argentina, said Apco Oil & Gas International Inc., Tulsa, Okla.