Freshwater & Marine Ecology; Environment; Marine & Freshwater Sciences; Oceanography; Zoology; Microbiology; Biological research; Biology, Experimental; Fouling of ship bottoms; Red algae; Environmental aspects; Fouling; Antifouling; Aquatic organisms; Dialysis; Membranes; Marine biology; Nonnative species; Nutrients; Tubes; Chemical compounds; Fjords; Antif...