Own work, share alike, attribution required (Creative Commons CC-BY-SA-2.5)
This image was uploaded as a JPEG, which is an acceptable file format. However, it displays high levels of JPEG artifacts due to excessive compression. If possible, please re-upload this image with less compression for higher quality, or consider uploading it in PNG format. Proper downsizing and compression can be performed with various image-editing programs. After replacing this image with a higher quality version, please remove this tag. For more information, see Commons:Preparing images for upload.
{{Information |Description=to be defined |Source=own work |Date=2007-06-20 |Author=~~~~, Alfred Wegener Institute for Polar and Marine Research, Bremerhaven, Germany |Permission=Own work, share alike, attribution required (Creative Commons CC-BY-SA-2.5) |