Statistics of Lutz Duerselen

First material posted on 3 June 2011
First video uploaded on 3 Jun 2011
First photo uploaded on 3 Jun 2011
First sound uploaded on 24 Mar 2014
Number of videos posted: 39 covering 37 species (0.34%), with a total video recording time of 0:18:26
Number of photos posted: 756 covering 632 species (5.76%)
Number of sounds posted: 6 covering 6 species (0.05%), with a total recording time of 0:02:38
Number of materials posted: 801 covering 645 species (5.88%)
Different localities: 197