Oil pollution toxicity to marine fish increased scientific knowledge on the specific effects of oil pollution toxicity to marine fish. Focused research on oil pollution toxicity to fish began in earnest in 1989, after the "Exxon Valdez" tanker struck a reef in Prince William Sound, Alaska and spilled approximately 11 million gallons of crude oil into the surrounding water. At the time, the Exxon Valdez oil spill was the largest in the history of the United States. There were many adverse ecological impacts of the spill including the loss of the loss of billions of Pacific herring and pink salmon eggs. Pacific herring were just beginning
Exxon exclusively. In Colombia, Japan, and formerly Malaysia, both the Esso and Mobil brands are used, and Esso and Mobil in Japan will be rebranded as ENEOS in 2020, while Esso and Mobil in Malaysia were fully rebranded as Petron in 2013. Exxon Exxon was the brand name of oil and natural resources company Exxon Corporation, prior to 1972 known as Standard Oil Company of New Jersey. In 1999, Exxon Corporation merged with Mobil to form ExxonMobil. The "Exxon" brand is still used by ExxonMobil's downstream operations as a brand for certain gas stations, motor fuel and related products (the highest