Environmentally Friendly Antifouling Metabolites from Red Sea Organisms

Table 2

Statistical analysis of the bioactive marine organisms.

Marine classes	Marine classes	Tested sample	Active sample^1
Algae	13	13	1
Sponges	19	19	3
Soft corals	18	18	8
Cyanobacteria	17	17	3
Others	4	4	1
Total	71	71	16

¹Those which showed under 20% larval settlement rates and low toxicity at 20 μg/well (<20% lethality).