Below is a list with the least 'ticked' species by members of the "Danske årsarter 2018"; the so-called 'blockers'. Blockers is here defined to be species seen by a maximum of 10% of the members. However no less than 5 and no more than 85 members of the ranking. The number to this ranking is sat to a maximums of 14.
Species seen by Klaus Malling Olsen are marked with an 'X' in the left side of the list.
Dansk version