21.  Every few minutes, Sergei Retushev would fling his homemade fishing net over the granite wall into the black waters of the Neva River.

22.  From the river, the white sand stands in sharp contrast to the black water.

23.  He stepped outside and saw a wall of black water descending from the side of the Casitas volcano and just started running.

24.  Hu said he and Dr. Frank Muller Karger were surprised at how distinct the black water appeared in the satellite images from late November and December.

25.  In a stretch of burned muck, singed cattails stand like waiting invaders along the edges of a pool of black water.

26.  In one corner of the lagoon, three fishing shantytowns rise above the stinking black water.

27.  In recent weeks, satellite imagery has indicated that the black water has begun to dissipate as it moves into shallower water around the long chain of Keys.

28.  It appears that there may have been some black water intrusion from the Gulf of Mexico into Florida Bay at that time, Hu said.

29.  It is as if a line had been drawn between the brownish mud of one and the black water of the other.

30.  It was on this bridge that Raskolnikov stood contemplating suicide, staring bleakly into the black waters beneath him.