| Scale | 1:500 000 | 
| Sampling density | 10x10 km | 
| Area | 30 532 km² | 
| Leaching | nitric acid 1:1 | 
| Analytical methods | ICP-AES, AAS, coulometry | 
| Maps of elements content of marine sediments (305 samples) | Al, As, Ba, Corg, Ca, Cd, Co, Cr, Cu, Fe, Mn, Ni, P, Pb, S, Sr, V, Zn | 
| Additional maps | documentary |