Fig. 4

Overview of recruitment and succession of dominating epibiotic organism on the pillars; a concrete pillar and b steel pillar. Data are presented as percent coverage per 140 cm² in months after submergence. Note the compressed interval between month 5 and 12. Species; 1 indicates Laomedea sp. and algae, 2 indicates Pomatoceros triqueter, 3 indicates Ciona intestinalis, 4 indicates Corella parallelogramma, 5 indicates Ascidiella spp., 6 indicates Electra sp. and 7 indicates Balanus improvisus