• There are a variety of aquatic biomass resources, such as algae, giant kelp, other seaweed, and marine microflora.

• Not all the criteria will be appropriate for all species, but at least one should capture the symptoms of threat for every threatened species, be it a marine fish with a high rate of population decline due to overexploitation or a terrestrial mollusk with a restricted and declining range as a result of intense habitat loss and degradation.

• OTEC experts believe that appropriate spacing of plants throughout tropical oceans can nearly eliminate any potential negative effects on ocean temperatures and marine life.