They asked the public to alert them to other ailing manatees who may be showing a lack of coordination and stability in the water, muscle twitches or seizures, and difficulty lifting their heads to breathe.

CNN: Algae bloom kills record number of manatees

Chemistry can facilitate access to unpolluted water sources -- a challenge that will affect future stability in many regions.

UNESCO: Message by UNESCO Director-General Irina Bokova

The sea water pump was shut down presumably to check the well stability.

WSJ: The Oil Disaster Is About Human, Not System, Failure