McMurdo Dry Valleys History

Delta algal transect at the gauge

Delta algal transect at the gauge location where flow measured

Delta algal transect at the gauge - black algal mat

Algal transect at Delta upper - orange algal mat

Algal transect at Delta upper - orange algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Looking at Howard Glacier from Delta upper algal transect

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper flow measurement

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper; flow measuring tape in background

Helicopter

Helicopter

Delta algal transect at the gauge

Delta algal transect at the gauge location where flow measured

Delta algal transect at the gauge - black algal mat

Algal transect at Delta upper - orange algal mat

Algal transect at Delta upper - orange algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Looking at Howard Glacier from Delta upper algal transect

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper - black algal mat

Algal transect at Delta upper flow measurement

Algal transect at Delta upper - black algal mat

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