Phorbas fictitus, Cliona cellata, Cliona viridis, Crella elegans, Osarella lobularis, Dysidea fragilis show the greatest adaptive plasticity in their relationship to environmental variables, depth and selection by substrate, and are categorized as eurytopic species present in areas subject to great environmental stress. Other species proved to be much more sensitive and were categorized as stenotopic species, indicators of normal conditions. Mycale micracanthoxea was categorized as a good indicator species in port environments.