Table 1. Assessment categories and items for measuring marine environmental impact of large (macro) and small (general and micro) projects for utilizing offshore areas of South Korea

Assessment category	Assessment item	Large project	General project
Marine physics	Sea flow, tide, wave, water level, etc.	◎	◎
Marine geography & geology	Erosion, settlement, granularity, etc.	◎	◎
Weather	Wind direction & velocity, precipitation, etc.	○	-
Marine chemistry	Suspended particles, water quality, etc.	○	◎
Marine sediments	Sediment resuspension, heavy metal, etc.	◎	◎
Pelagic ecosystem	Phytoplankton, zooplankton, etc.	◎	◎
Fish eggs & larvae	Fish eggs, larvae, juveniles, etc.	◎	-
Benthic ecosystem	Phytobenthos, zoobenthos, etc.	◎	◎
Fisheries resources	Fish, shellfish, aquaculture, etc.	◎	◎
Marine plants	Seaweed, marine algae, etc.	○	-
Intertidal animals	Rock animals, mud animals, etc.	○	-
Protected areas & species	Wetland, endangered species, etc.	◎	◎
Landscape & recreation	Landscape, visual impact (scenic amenity), landmark, etc.	○	○
Marine industry	Fishery, shipping lane, fishing port, shipping harbor, cultural factors, etc.	○	-

○,marks the basic categories and items assessed for the project; ◎ marks the main or key categories and items among the basic ones assessed for the project.