TIME | Dolphin deaths in Gulf of Mexico linked to Deepwater Horizon oil spill The Verge Large numbers of bottlenose dolphins have been washing up on the shores of Louisiana, Mississippi, and Alabama since the 2010 Deepwater Horizon oil spill, the largest spill to take place in US waters. While it seems like it should be a safe assumption ... Dolphin Deaths Linked to 2010 Gulf of Mexico Oil Spill The BP Oil Spill Killed a Lot of Dolphins Study Links Dolphin Deaths to Deepwater Horizon Oil Spill |