This study is to investigate the vast opportunities offered by the Blue Economy and Nigeria's quest for sustainable development. Findings from the study reveal that marine resources have a strong relationship with GDP per capita, a moderate relationship with tax revenue, no relationship with CO2 balance and a very strong relationship with water quality, the fishery has a strong relationship with GDP per capita, very strong relationship with tax revenue, moderate relationship with CO2 balance and no relationship with water quality and marine resources having a strong relationship with GDP per capita, no relationship with tax revenue, strong relationship with CO2 balance and very strong relationship with water quality. Given the findings, the study concluded that the blue economy is an indispensable tool that has a tremendous role to play in the nation's economy as well as using of the sea and its resources for sustainable economic development. The research recommended that the Nigerian government should invest more in the blue economy in the quest for sustainable development in Nigeria.