On the morning of December 3, the 274 meter long, 156620 dwt tanker Gloria Maris (IMO:9899997) collided with the 400 meter long, 229039 dwt container ship HMM St Petersburg (IMO: 9868364) in the Strait of Gibraltar some 9 nautical miles off Algeciras, Spain. The Gloria Maris departed from Cartagena with 25 crew in ballast struck the HMM St Petersburg which was headed to Algeciras with 24 crew on board. The bow of the Gloria Maris sustained hull damage while the HMM St Petersburg port side hull was holed, but there were no injuries or pollution released.

Authorities have detained both vessel until they could be inspected for seaworthiness and an investigation could be done into the incident.