Geophysical
- Bathymetry
- Currents
- Nutrients (N, Si and Fe)
- pH
- Light
- Temperature
- Salinity
- Sea ice (Platelet ice , Hard ice, Snow)
Biological
Biomass pools
- Detritus: carrion, labile, refractory (water, sediments, ice)
- Bacteria (water, sediments, ice)
- Primary producers: Ice algae (diatoms and mixotrophs), picophytoplankton, coccolithophores, pelagic diatoms, pelagic mixotrophs
- Zooplankton: ice biota, microzooplankton, copepods, macrozooplankton, salps
- Benthic invertebrates: infauna, deposit feeders, macrobenthos
Age/Size structure
- Benthic filter feeders
- Krill
- Squid
- Fish: pelagic, mesopelagic, bathypelagic, demersal fish, toothfish, icefish
- Rays (?)
- Seals: Antarctic fur seals, Elephant seals, Crabeater seals, Leopard seals, Other seals (or do these need to be resolved to species?)
- Penguins: Adelie, Emperor, Other penguins (or do these need to be resolved to species?)
- Flying birds: albatross, predatory birds (skuas), other
- Whales: minke, other baleen whales, orcas, other toothed whales