Montag, 28. August 2017

Megaripples revealed

And we're back in the flume again! We had a day off on Monday as it was maintenance day for the wave paddle, but we still came in to adjust the rigs. However this meant the flume was drained and we could see the beach profile, with some interesting finds...!

Birds eye shot of rig 1 and 2, looking at the megaripples and sand bar.

Emily holding a 1 m long tape measure, to get an idea of the scale of the megaripples, pretty big!  


Rig 2 (shorewards), stuck among the megaripples. 

Rig 1 (seawards), located on the beginning of the sand bar.


Facing seawards with a view of the sand bar.

The back of the sand bar looking out seawards, showing some erosion as the water was drained.

Both rigs were raised, and the legs were moved backwards so they were in-line with the instruments. Hopefully this will help prevent the sensors from getting buried. Job done, nice short day! 

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