The heat causes the dead weed
from april to float up.
The rain over the last 3 or 4 weeks
has freshened up the water and the
algae has started to grow again.
It is just as bad on the far side.
Raking out some weed.
Checking the middle for weed.
Colour modified view shows the
grapnel being retrieved. Note
masses of bubbles released as
the mud is disturbed.
Not much in the middle, just
some dead stuff generating gas.