Number of species with new natural products (NP) and other ratios regarding species richness.

Footnote: Only the orders that account for 90% of total New Natural Products from Marine Invertebrates discovered since 1990 are presented, as well as their phylum and class. Species richness information gathered from WoRMS database.1The percentages of species of particular taxa for which new NP were discovered since 1990.2The average number of new NP per species of particular taxa derived from the species where new NP were reported since 1990.