Figure 21. Autoradiographs of algae exposed.to.Siyer xx Pan Film. (a) Udotea befere hours exposure; (b ) Udotea, same plant weer. alter washing with detergent, 69 oc) Lyngbia and (d) Bryopsis 24d (e) Enteromorpha and Fhicoclonium, i (a) to (d) post shot, (6) pre-shot. - 93 + Hie