Uplifted seafloor, Coralholmen

Fascinating geology - the seafloor uplifted ~125 years ago by a surge from the now-retreated Sefstrom glacier that bulldozed all before it. The nascent soil is littered with sponges, corals and bivalves.

Photographer: David H Hatton

Uplifted seafloor, Coralholmen

Fascinating geology - the seafloor uplifted ~125 years ago by a surge from the now-retreated Sefstrom glacier that bulldozed all before it. The nascent soil is littered with sponges, corals and bivalves.

Photographer: David H Hatton