Figure 21. Autoradiographs of algae exposed to Super xx Pan Film. (a) Udotea before washing, 24 hours exposure; (ob) Udotea, Udot same plant after washing jot detergent, 60 hours; (c) Lyngbia and (d) Bryopsis, 52 days; je} E anteromorpha and Rhizoclonium, 60 days. a) to ad) {d] post shot, - (e) pre-shot. 93 =