1. Elevated surface chlorophyll associated with natural oil seeps in the Gulf of Mexico D’souza, N. A.; Subramaniam, Ajit; Juhl, Andrew R.; Hafez, M.; Chekalyuk, Alexander M.; Phan, S.; Yan, Beizhan; MacDonald, I. R.; Weber, S. C.; Montoya, J. P. 2016 Articles Hydrocarbons--Environmental aspectsChlorophyllBiogeochemistryChemical oceanography