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: 30 covering 29 species (0.26%), with a total video recording time of 0:14:29
Number of photos posted: 647 covering 542 species (4.94%)
Number of sounds posted: 6 covering 6 species (0.05%), with a total recording time of 0:02:38
Number of materials posted: 683 covering 551 species (5.02%)
Different localities: 161