| Route | Observed parameters | Frequency times per week | Period of operation | Institute (website) | Shipping Company (website) | Ship name | Ship Type |
| Bergen - Amsterdam | 2005 - today | BCCR, UiB | Sea Cargo | M/S Trans Carrier | Container Ship | ||
| Bergen - Torshavn - Brimnes | FRS, Scotland, Univ. Rhode Island | Smyril Line | M/F Norrøna | Passenger ship | |||
| Büsum – Helgoland | T, S, DO, Chl-a, pH, Trb | seasonal | 2008 - today | GKSS | Reederei Cassen Eils | MS Funny Girl | Passenger ship |
| Cuxhaven - Chatham - Moss | T, S, DO, Chl-a, pH, Trb, nutriens | 1 | 2007 - today | GKSS | DFDS Lys Line | LysBris | Container ship |
| Cuxhaven - Harwich | T, S, DO, Chl-a, pH, Trb, nutriens | 6 - 7 | 2002 - 2005 | GKSS | DFDS A/S | Duchess of Scandinavia | Container ship |
| Cuxhaven – Helgoland | T, S, DO, Chl-a, pH, Trb | seasonal | 2009 - today | GKSS | Reederei Cassen Eils | MS Funny Girl | Passenger ship |
| Cuxhaven - Immingham | T, S, DO, Chl-a, pH, Trb, nutriens | 3 - 4 | 2006 - today | GKSS | DFDS TorLine | Tordania | RoRo ship |
| Gdynia – Karlskrona | Phytoplankton, hydro-chemical measurements | Every second day | IMWM | Stena Line | Stena Nordica | Passenger ship | |
| Tallinn – Mariehamn – Stockholm | LOMI | Tallink | M/S Romantica | Passenger ship | |||
| Lerwick - Aberdeen | Marlab | North Link Ferries | MV Hascosay | Container ship | |||
| Bergen - Hirtshals | T, S, Trb, Chl-a, nutriens (weekly from water samples), PAR (partly) | 3 | 2008 - today | NIVA | Fjord Line | MS Bergenfjord | Passenger ship |
| Bergen - Kirkenes | T, S, Trb, Chl-a, nutriens (weekly from water samples), PAR (partly) | 2 | 2006 - today | NIVA | Hurtigruten Group | MS Trollfjord | Passenger ship |
| Kiel - Oslo | T, S, Trb, Chl-a, nutriens (weekly from water samples), PAR (partly) | daily | 2008 - today | NIVA | Color Line | MS color Fantasy | Passenger ship |
| Troms - Svalbard | T, S, Trb, Chl-a, nutriens (weekly from water samples), PAR (partly) | 2008 - today | NIVA | Nb Norbjorn as | MS Nordbjorn | Container ship | |
| Helsinki - Mariehamn - Stockholm | SYKE | Tallink | SiljaSerenade | Passenger ship | |||
| Helsinki - Travemuende | T, S, Chl-a, nutriens | daily | 1998 – today | SYKE | Finnlines OY | FinnMaid | RoRo-pass |
| Tallinn - Helsinki | T, S, Chl-a, nutriens (weekly form water samples) | daily | 1998 - today | TTU | AS Tallink Group | MS Baltic Princess | Passenger ship |