Legend (MADS/Monitoring)

Chlorophyll a frequency (2) 1 - 5 6 - 10 11 - 52 Phytobenthos frequency (3) 1 - 2 times a year Phytoplankton frequency (4) 0 - 6 times a year 6 - 14 14 - 26 Zoobenthos frequency (5) 1 - 5 times a year 6 - 10 11 - 12 Zooplankton frequency (6) 1 - 5 times a year 6 - 10 11 - 22 Primary Production frequency (7) 0 - 5 times a year 6 - 10 11 - 22 Cs137 sediment number of stations (11) 2 - 5 6 - 10 Cs137 water number of stations (12) 1 - 5 6 - 10 11 - 15 Cs137 biota number of stations (13) 1 - 5 6 - 10 Dioxins biota number of stations (14) 1 - 5 6 - 8 Dioxins sediment number of stations (15) 2 - 5 6 - 7 HBCD water number of stations (16) 1 - 5 HBCD biota number of stations (17) 1 - 5 6 - 10 HBCD sediments number of stations (18) 1 - 5 6 - 10 Metals biota number of stations (19) 1 - 5 6 - 10 11 - 15 16 - 20 Metals sediment number of stations (20) 1 - 5 6 - 10 PAH biota number of stations (21) 1 - 5 6 - 10 11 - 15 PAH sediment number of stations (22) 1 - 5 6 - 10 11 - 15 PBDE biota number of stations (23) 1 - 5 6 - 10 11 - 15 PBDE sediment number of stations (24) 1 - 5 6 - 10 PCB biota number of stations (25) 1 - 5 6 - 10 11 - 15 16 - 25 PCB sediments number of stations (26) 1 - 5 6 - 10 PFOS biota number of stations (27) 1 - 5 6 - 10 TBT biota number of stations (28) 1 - 5 6 - 10 11 - 15 16 - 26 TBT sediments number of stations (29) 1 - 5 6 - 10 11 - 15 Dioxins in biota (31) Common tern Guillemot Herring Oystercatcher Perch Platichthys flesus Zoarces viviparus herring Dioxins in sediment (32) 1,2,3,4,6,7,8,9-O8CDD 1,2,3,4,6,7,8,9-O8CDF 1,2,3,4,6,7,8-H7CDD 1,2,3,4,6,7,8-H7CDF 1,2,3,4,7,8,9-H7CDF 1,2,3,4,7,8-H6CDD 1,2,3,4,7,8-H6CDF 1,2,3,6,7,8-H6CDD 1,2,3,6,7,8-H6CDF 1,2,3,7,8,9-H6CDD 1,2,3,7,8,9-H6CDF 1,2,3,7,8-P5CDD 1,2,3,7,8-P5CDF 2,3,4,6,7,8-H6CDF 2,3,4,7,8-P5CDF 2,3,7,8-T4 CDD 2,3,7,8-T4CDF Metals, PAHs, TBT, dioxins PCB 28 PCB 52 PCB 101 PCB 118 PCB 153 PCB 138 PCB 180 + diocxinlike PCBs, dioxins and furans HBCD in biota (33) Blue mussel Clupea harengus Cod Common tern Gadus morhua Guillemot Herring Macoma balthica Mytilus edulis Oystercatcher Perca fluviatilis Perch Platichthys flesus Zoarces viviparus herring HBCD in seawater (34) HBCDD HBCD in sediment (35) HBCDD Heavy metals in biota (36) Blue mussel Chara baltica Clupea harengus Cod Common tern Eelpout Furcellaria lumbricalis Gadus morhua Guillemot Herring Macoma balthica Mytilus Mytilus edulis Oystercatcher Perca fluviatilis Perch Platichthys flesus Polysiphonia fucoides Stuckenia pectinata Zoarces viviparus herring Heavy metals in seawater (37) Al Cd Cu Hg Ni Nickel Pb Sn V Zn cadmium lead Heavy metals in sediment (38) Al Cadmium Cd Cr Cu Hg Lead Mercury Metals, PAHs, TBT, dioxins Ni Pb Sn V Zn PAH in biota (39) Blue mussel Macoma balthica Mytilus Mytilus edulis PAH in seawater (40) BENZ PAH in sediment (41) BENZ Metals, PAHs, TBT, dioxins Naphtalene Acenaftylene Acenaftene Fluorene Phenantrene Antracene Fluorantene Pyrene Benzo(a)antracene Chrysene Benzo(b)fluoranthene Benzo(k)fluoranthene Benzo(a)pyrene Dibenzo(ah)anthracene Benzo(ghi)perylene Indeno(1,2,3-cd)pyrene PBDE in biota (42) Blue mussel Clupea harengus Cod Common tern Guillemot Herring Mytilus edulis Oystercatcher Perca fluviatilis Perch Platichthys flesus Zoarces viviparus herring PBDE in seawater (43) BDE100 BDE153 BDE154 BDE47 BDE85 BDE99 PBDE in sediment (44) BDE100 BDE153 BDE154 BDE47 BDE85 BDE99 PBDE-47 PBDE-100 PBDE-99 PBDE-85 PBDE-154 PBDE-153 PBDE-209 (Deka) PCB in biota (45) Blue mussel Clupea harengus Cod Common tern Eelpout Guillemot Herring Mytilus edulis Oystercatcher Perca fluviatilis Perch Platichthys flesus Zoarces viviparus herring PCB in seawater (46) PCB101 PCB118 PCB138 PCB153 PCB180 PCB28 PCB52 PCB in sediment (47) PCB 28 PCB 52 PCB 101 PCB 118 PCB 153 PCB 138 PCB 180 + diocxinlike PCBs, dioxins and furans PCB101 PCB118 PCB138 PCB153 PCB180 PCB28 PCB52 Polychlorinated biphenyl ethers - PCB (congeners 28, 52, 101, 118, 138, 153, 180) PFOS in biota (48) Clupea harengus Common tern Gadus morhua Guillemot Herring Macoma balthica Mytilus edulis Oystercatcher Perca fluviatilis Perch Platichthys flesus Zoarces viviparus herring PFOS in seawater (49) PFOS PFOS in sediment (50) PFOS Perfluorooctane sulfonic acid (PFOS) Perfluoroctanoic acid (PFOA) Perfluorobutane sulfonate Perfluorohexane sulfonate Perfluoroctane sulfonate Perfluorodecane sulfonate Perfluorooctane sulfonamide Perfluorohexanoic acid Perfluoroheptanoic acid Perfluoroo TBT in biota (51) Clupea harengus Mytilus Mytilus edulis Perca fluviatilis Perch Platichthys flesus Zoarces viviparus TBT in seawater (52) TBSN+ TBT in sediments (53) Metals, PAHs, TBT, dioxins TBT DOT MBT MPhT MOT Tricyclohexyltin TPhT TeBT DBT DPhT tributyltin Salinity frequency (55) 1 - 5 times a year 6 - 10 11 - 25 Temperature frequency (56) 1 - 5 times a year 6 - 10 11 - 25 Secchi Depth frequency (57) 1 - 5 times a year 6 - 10 11 - 25 Currents frequency (58) 1 - 2 times a year 3 - 8 9 - 25 Oxygen frequency (59) 1 - 5 times a year 6 - 10 11 - 25 H2S frequency (60) 1 - 5 times a year 6 - 10 11 - 25 Ph frequency (61) 1 - 5 times a year 6 - 10 11 - 25 Alkalinity (62) 10 times a year 11 - 13 14 - 20 Phosphate phosphorus frequency (64) 1 - 5 times a year 6 - 10 11 - 24 Dissolved Organic Phosphorus frequency (65) 1 - 5 times a year 5 -10 10 - 24 Total Phosphorus frequency (66) 1 - 5 times a year 6 - 10 11 - 24 Silicate frequency (67) 1 - 5 times a year 6 - 10 11 - 24 Nitrate and Nitrite Nitrogen frequency (68) 1 - 5 times a year 6 - 10 11 - 24 Nitrite Nitrogen frequency (69) 1 - 5 times a year 6 - 10 11 - 24 Ammonium Nitrogen frequency (70) 1 - 5 times a year 6 - 10 11 - 24 Total Nitrogen frequency (71) 1 - 5 times a year 6 - 10 11 - 24 Particulate Organic Carbon frequency (72) 5 times a year 6 - 10 11 - 13 Dissolved Organic Carbon frequency (73) 5 times a year 6 - 10 Humic Substances frequency (74) 5 times a year 6 - 10 Biological (76) 2 3 5 Nutrients (77) 2 Hydrographical (78) 2 4 5 Coastal fish monitoring points (79) DE DK EE FI LT LV PL SE Coastal fish monitoring areas (80) ICES SD 29 ICES SD 30 ICES SD 31 ICES SD 32 Rectangle 23 Rectangle 28 MORS stations (81) Denmark Estonia Finland Germany Latvia Lithuania Poland Russia Sweden HELCOM marine area 2022 level 1 (87) HELCOM subbasin division lines 2022 (88) HELCOM subbasins 2022 level 2 (107) Arkona Basin Bay of Mecklenburg Bornholm Basin Bothnian Bay Bothnian Sea Eastern Gotland Basin Gdansk Basin Great Belt Gulf of Finland Gulf of Riga Kattegat Kiel Bay Northern Baltic Proper The Quark The Sound Western Gotland Basin Åland Sea HELCOM subbasins with coastal and offshore division 2022 level 3 (108) Arkona Basin Arkona Basin Danish Coastal waters Arkona Basin German Coastal waters Arkona Basin Swedish Coastal waters Bay of Mecklenburg Belts Danish Coastal waters Bornholm Basin Bornholm Basin Danish Coastal waters Bornholm Basin German Coastal waters Bornholm Basin Polish Coastal waters Bornholm Basin Swedish Coastal waters Bothnian Bay Bothnian Bay Finnish Coastal waters Bothnian Bay Swedish Coastal waters Bothnian Sea Bothnian Sea Finnish Coastal waters Bothnian Sea Swedish Coastal waters Eastern Gotland Basin Eastern Gotland Basin Estonian Coastal waters Eastern Gotland Basin Latvian Coastal waters Eastern Gotland Basin Lithuanian Coastal waters Eastern Gotland Basin Polish Coastal waters Eastern Gotland Basin Russian Coastal waters Eastern Gotland Basin Swedish Coastal waters Gdansk Basin Gdansk Basin Polish Coastal waters Gdansk Basin Russian Coastal waters Great Belt Gulf of Finland Gulf of Finland Estonian Coastal waters Gulf of Finland Finnish coastal waters Gulf of Finland Russian Coastal waters Gulf of Riga Gulf of Riga Estonian Coastal waters Gulf of Riga Latvian Coastal waters Kattegat Kattegat Danish Coastal waters, including Limfjord Kattegat Swedish Coastal waters Kiel Bay Kiel Bight Danish Coastal waters Kiel Bight German Coastal waters Mecklenburg Bight Danish Coastal waters Mecklenburg Bight German Coastal waters Northern Baltic Proper Northern Baltic Proper Estonian Coastal waters Northern Baltic Proper Swedish Coastal waters The Quark The Quark Finnish Coastal waters The Quark Swedish Coastal waters The Sound The Sound Danish Coastal waters The Sound Swedish Coastal waters Western Gotland Basin Western Gotlland Basin Swedish Coastal waters Åland Sea Åland Sea - Archipelago Sea Finnish coastal water Åland Sea Swedish Coastal waters HELCOM subbasin with coastal WFD waterbodies or watertypes 2022 level 4a (109) DEN-001 DEN-002 DEN-006 DEN-016 DEN-017 DEN-018 DEN-024 DEN-025 DEN-028 DEN-029 DEN-034 DEN-035 DEN-036 DEN-037 DEN-038 DEN-044 DEN-045 DEN-046 DEN-047 DEN-048 DEN-049 DEN-056 DEN-057 DEN-059 DEN-062 DEN-068 DEN-072 DEN-074 DEN-080 DEN-082 DEN-083 DEN-084 DEN-085 DEN-086 DEN-087 DEN-089 DEN-090 DEN-092 DEN-093 DEN-095 DEN-096 DEN-101 DEN-102 DEN-103 DEN-104 DEN-105 DEN-106 DEN-108 DEN-109 DEN-110 DEN-113 DEN-114 DEN-122 DEN-123 DEN-124 DEN-125 DEN-127 DEN-128 DEN-136 DEN-137 DEN-138 DEN-139 DEN-140 DEN-141 DEN-142 DEN-144 DEN-145 DEN-146 DEN-147 DEN-154 DEN-157 DEN-158 DEN-159 DEN-160 DEN-165 DEN-200 DEN-201 DEN-204 DEN-205 DEN-206 DEN-207 DEN-208 DEN-209 DEN-212 DEN-214 DEN-216 DEN-217 DEN-219 DEN-222 DEN-224 DEN-225 DEN-231 DEN-232 DEN-233 DEN-234 DEN-235 DEN-236 DEN-238 EST-001 EST-002 EST-003 EST-005 EST-006 EST-007 EST-008 EST-009 EST-010 EST-011 EST-013 EST-014 EST-016 EST-017 EST-018 EST-019 FIN-001 FIN-002 FIN-003 FIN-004 FIN-005 FIN-006 FIN-007 FIN-008 FIN-009 FIN-010 FIN-011 FIN-012 FIN-013 FIN-014 GER-001 GER-002 GER-003 GER-004 GER-005 GER-006 GER-007 GER-008 GER-009 GER-010 GER-011 GER-012 GER-013 GER-014 GER-015 GER-016 GER-017 GER-018 GER-019 GER-020 GER-021 GER-022 GER-023 GER-024 GER-025 GER-026A GER-026B GER-027 GER-028 GER-029 GER-030 GER-031 GER-032 GER-033 GER-034 GER-035 GER-036A GER-036B GER-037 GER-038A GER-038B GER-039 GER-040 GER-041 GER-042 GER-043 GER-044 GER-111 LAT-001 LAT-002 LAT-003 LAT-004 LAT-005 LIT-001 LIT-002 LIT-003 LIT-004 LIT-005 LIT-006 POL-001 POL-002 POL-003 POL-004 POL-005 POL-006 POL-007 POL-008 POL-009 POL-010 POL-011 POL-012 POL-013 POL-014 POL-015 POL-016 POL-017 POL-018 POL-019 RUS-001 RUS-002 RUS-003 SEA-001 SEA-002 SEA-003 SEA-004 SEA-005 SEA-006 SEA-007 SEA-008 SEA-009 SEA-010 SEA-011 SEA-012 SEA-013 SEA-014 SEA-015 SEA-016 SEA-017 SWE-001 SWE-003 SWE-004 SWE-005 SWE-006 SWE-007 SWE-008 SWE-009 SWE-010 SWE-011 SWE-012 SWE-013 SWE-014 SWE-015 SWE-016 SWE-017 SWE-018 SWE-019 SWE-020 SWE-021 SWE-022 SWE-023 SWE-024 SWE-025 HELCOM subbasin with coastal WFD waterbodies or watertypes 2022_eutro level 4b (110) DEN-001 DEN-002 DEN-006 DEN-016 DEN-017 DEN-018 DEN-024 DEN-025 DEN-028 DEN-029 DEN-034 DEN-035 DEN-036 DEN-037 DEN-038 DEN-044 DEN-045 DEN-046 DEN-047 DEN-048 DEN-049 DEN-056 DEN-057 DEN-059 DEN-062 DEN-068 DEN-072 DEN-074 DEN-080 DEN-082 DEN-083 DEN-084 DEN-085 DEN-086 DEN-087 DEN-089 DEN-090 DEN-092 DEN-093 DEN-095 DEN-096 DEN-101 DEN-102 DEN-103 DEN-104 DEN-105 DEN-106 DEN-108 DEN-109 DEN-110 DEN-113 DEN-114 DEN-122 DEN-123 DEN-124 DEN-125 DEN-127 DEN-128 DEN-136 DEN-137 DEN-138 DEN-139 DEN-140 DEN-141 DEN-142 DEN-144 DEN-145 DEN-146 DEN-147 DEN-154 DEN-157 DEN-158 DEN-159 DEN-160 DEN-165 DEN-200 DEN-201 DEN-204 DEN-205 DEN-206 DEN-207 DEN-208 DEN-209 DEN-212 DEN-214 DEN-216 DEN-217 DEN-219 DEN-222 DEN-224 DEN-225 DEN-231 DEN-232 DEN-233 DEN-234 DEN-235 DEN-236 DEN-238 EST-001 EST-002 EST-003 EST-005 EST-006 EST-007 EST-008 EST-009 EST-010 EST-011 EST-013 EST-014 EST-016 EST-017 EST-018 EST-019 FIN-001 FIN-002 FIN-003 FIN-004 FIN-005 FIN-006 FIN-007 FIN-008 FIN-009 FIN-010 FIN-011 FIN-012 FIN-013 FIN-014 GER-001 GER-002 GER-003 GER-004 GER-005 GER-006 GER-007 GER-008 GER-009 GER-010 GER-011 GER-012 GER-013 GER-014 GER-015 GER-016 GER-017 GER-018 GER-019 GER-020 GER-021 GER-022 GER-023 GER-024 GER-025 GER-026A GER-026B GER-027 GER-028 GER-029 GER-030 GER-031 GER-032 GER-033 GER-034 GER-035 GER-036A GER-036B GER-037 GER-038A GER-038B GER-039 GER-040 GER-041 GER-042 GER-043 GER-044 GER-111 LAT-001 LAT-002 LAT-003 LAT-004 LAT-005 LIT-001 LIT-002 LIT-003 LIT-004 LIT-005 LIT-006 POL-001 POL-002 POL-003 POL-004 POL-005 POL-006 POL-007 POL-008 POL-009 POL-010 POL-011 POL-012 POL-013 POL-014 POL-015 POL-016 POL-017 POL-018 POL-019 RUS-001 RUS-002 RUS-003 SEA-001 SEA-002 SEA-003 SEA-004 SEA-005 SEA-006 SEA-007A SEA-007B SEA-008 SEA-009 SEA-010 SEA-011 SEA-012 SEA-013A SEA-013B SEA-014 SEA-015 SEA-016 SEA-017 SWE-001 SWE-003 SWE-004 SWE-005 SWE-006 SWE-007 SWE-008 SWE-009 SWE-010 SWE-011 SWE-012 SWE-013 SWE-014 SWE-015 SWE-016 SWE-017 SWE-018 SWE-019 SWE-020 SWE-021 SWE-022 SWE-023 SWE-024 SWE-025 HELCOM 1x1km Baltic Sea grid (90) PLC Subbasins (92) Baltic Proper Bothnian Bay Bothnian Sea Danish Straits Gulf of Finland Gulf of Riga Kattegat PLC Assessment data river catchments (8) Monitored and unmonitored sub-catchment areas (94) Monitored Not reported Unmonitored Sub-catchments of transboundary and border rivers (95) Sub-catchments Downstream parts of transboundary and border rivers Upstream parts of transboundary and border rivers Pollution load monitoring stations chemical (96) Pollution load monitoring stations hydrological (97) Pollution load monitoring stations combined (98)