If you want to join the monitoring network and submitt observations of horseshoe crabs, please contact us under
Matthias Obst
email: matthias.obst[at]marine.gu.se
website: http://marine.gu.se/om-institutionen/personal?userId=xobsma
or
Peter Funch
email: funch@bios.au.dk
website: http://pure.au.dk/portal/da/peter.funch@biology.au.dk