Interesting pattern on an iceberg calved from the LeConte Glacier just outside Petersburg, Southeast Alaska, USA. Pacific Ocean.

Deeplly clear icebergs calved from the LeConte Glacier just outside Petersburg, Southeast Alaska, USA. Pacific Ocean.

Harbor Seal (Phoca vitulina) mothers and pups on ice calved from the Sawyer Glaciers in Tracy arm, Southeast Alaska, USA. Pacific Ocean.

Icebergs calved from the Sawyer Glacier in Tracy Arm in southeast Alaska, USA.

Harbour Seal (Phoca vitulina) mother and pup on ice calved from the Sawyer Glaciers in Tracy Arm, Southeast Alaska, USA. Pacific Ocean.

Harbor Seal (Phoca vitulina) mother (note the wet nipples where her pup has been nursing) on ice calved from the Sawyer Glaciers in Tracy arm, Southeast Alaska, USA. Pacific Ocean.

A very unusual iceberg calved from the Sawyer Glacier in Tracy Arm in southeast Alaska, USA.

A very unusual iceberg calved from the Sawyer Glacier in Tracy Arm in southeast Alaska, USA.

A very unusual iceberg calved from the Sawyer Glacier in Tracy Arm in southeast Alaska, USA. d

Glacier melt water forms a small waterfall in Tracy Arm in southeast Alaska, USA. X

The face of the Sawyer Glacier, a tidewater glacier at the end of Tracy Arm in Southeast Alaska, USA.

The Sawyer Glacier a tidewater glacier at the end of Tracy Arm in Southeast Alaska, USA.

Sawyer Glacier with icebergs and ice bits calved off. Tracy Arm, Southeast Alaska, USA. Pacific Ocean.