21.   The corps released billions of gallons of lake water down the St. Lucie Canal, devastating fish, sea grass and tourism-based businesses downstream.

22.   The floor is sea grass in a bold weave.

23.   They passed few oceanside buildings, few developed harbors or ports, but lots of undisturbed mangroves, and sea grasses.

24.   They have siphoned away its drinking water, killed edible sea grass and begun to reduce the catch of grouper and crabs.

25.   They say the algae, not the saltiness, killed the sea grass.

26.   Underneath, the sea goes from green to blue to where you can see the stingrays flapping their wings and sharks grazing the sea grass.

27.   Waving sea grasses are etched on the sides.

28.   With its five-fingered flippers, it is the mermaid in Japanese myths and feeds on the sea grass in the warm waters off the east coast of Okinawa.

29.   Without sea grass to hold the bottom in place, parts of the bay have become hazy with chalky sediment.

30.   Without sea grass to hold the bottom in place, parts of the bay have become hazy with chalky sediment. . .