469 habitat records. Marine, freshwater and other water-column or aquatic-sediment environments.
| Habitat | Source path | Grounding | Assertions | Sources |
|---|---|---|---|---|
| aquatic biome | Aquatic | EXACT | 18588 | BACDIVE, GOLD, PREGO |
| marine water body | Marine | EXACT | 8631 | BACDIVE, GOLD, PREGO |
| fresh water | water_fresh | EXACT | 7636 | ENVIRONMENTS_TABLE, GOLD, MADIN, PREGO |
| freshwater biome | Freshwater | EXACT | 6325 | BACDIVE, PREGO |
| marine pelagic zone | Environmental > Aquatic > Marine > Pelagic zone | EXACT | 4906 | GOLD, PREGO |
| sea water | water_marine | EXACT | 3098 | ENVIRONMENTS_TABLE, MADIN, PREGO |
| marine biome | marine biome | EXACT | 3082 | PREGO |
| liquid water | water | EXACT | 2991 | ENVIRONMENTS_TABLE, MADIN, PREGO |
| ocean | ocean | EXACT | 2942 | PREGO |
| coastal sea water | Environmental > Aquatic > Marine > Coastal | EXACT | 2605 | GOLD, PREGO |
| deep marine sediment | sediment_marine_deep | EXACT | 2084 | ENVIRONMENTS_TABLE, MADIN, PREGO |
| marine benthic biome | Environmental > Aquatic > Marine > Oceanic > Benthic | EXACT | 2082 | GOLD, PREGO |
| oceanic zone | Environmental > Aquatic > Marine > Oceanic | EXACT | 1928 | GOLD, PREGO |
| marine sediment | sediment_marine | EXACT | 1872 | ENVIRONMENTS_TABLE, GOLD, MADIN |
| large river biome | large river biome | EXACT | 1775 | PREGO |
| stream | Environmental > Aquatic > Freshwater > Creek | EXACT | 1723 | GOLD, PREGO |
| marine photic zone | Environmental > Aquatic > Marine > Oceanic > Photic zone | EXACT | 1632 | GOLD, PREGO |
| mediterranean sea biome | mediterranean sea biome | EXACT | 1625 | PREGO |
| large freshwater lake biome | large freshwater lake biome | EXACT | 1617 | PREGO |
| small river biome | small river biome | EXACT | 1473 | PREGO |
| hydrographic feature | hydrographic feature | EXACT | 1427 | PREGO |
| hot spring | water_hotspring | EXACT | 1358 | ENVIRONMENTS_TABLE, GOLD, MADIN, PREGO |
| coral reef | Environmental > Aquatic > Marine > Intertidal zone > Coral reef | EXACT | 1328 | GOLD, PREGO |
| lake | lake | EXACT | 1300 | PREGO |
| estuary | estuary | EXACT | 1274 | PREGO |
| estuarine biome | estuarine biome | EXACT | 1160 | PREGO |
| underground water | underground water | EXACT | 1118 | PREGO |
| brackish water | water_brackish | EXACT | 1079 | ENVIRONMENTS_TABLE, MADIN, PREGO |
| saline water body | Saline | CLOSE | 1049 | BACDIVE, GOLD |
| freshwater lake | Environmental > Aquatic > Freshwater > Lake | EXACT | 1003 | GOLD, PREGO |
| Sediment | Environmental > Aquatic > Marine > Oceanic > Sediment | NARROW | 929 | GOLD |
| hydrothermal vent | water_marine_hydrothermal | EXACT | 888 | ENVIRONMENTS_TABLE, GOLD, MADIN, PREGO |
| pond | Environmental > Aquatic > Freshwater > Pond | EXACT | 781 | GOLD, PREGO |
| ocean biome | ocean biome | EXACT | 587 | PREGO |
| freshwater river | Environmental > Aquatic > Freshwater > River | EXACT | 521 | GOLD |
| Hot (42-90C) | Environmental > Aquatic > Thermal springs > Hot (42-90C) | NOT_APPLICABLE | 518 | GOLD |
| marine coral reef biome | marine coral reef biome | EXACT | 500 | PREGO |
| tidal mudflat | Tidal-flat | EXACT | 466 | BACDIVE, GOLD, PREGO |
| coastal water body | coastal water body | EXACT | 432 | PREGO |
| hypersaline water | water_hypersaline | EXACT | 430 | ENVIRONMENTS_TABLE, MADIN, PREGO |
| saline lake sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Saline lake > Sediment | EXACT | 398 | GOLD, PREGO |
| lentic water body | Environmental > Aquatic > Freshwater > Lentic | EXACT | 388 | GOLD |
| biofilm | biofilm | EXACT | 364 | ENVIRONMENTS_TABLE, GOLD, MADIN, PREGO |
| inlet | Environmental > Aquatic > Marine > Inlet | EXACT | 353 | GOLD, PREGO |
| watercourse | River-Creek | EXACT | 332 | BACDIVE, PREGO |
| groundwater | water_groundwater | EXACT | 331 | ENVIRONMENTS_TABLE, MADIN |
| Groundwater | Environmental > Aquatic > Freshwater > Groundwater | NARROW | 328 | GOLD |
| oligotrophic water | oligotrophic water | EXACT | 318 | PREGO |
| sea grass bed | Environmental > Aquatic > Marine > Intertidal zone > Seagrass bed | EXACT | 316 | GOLD, PREGO |
| Sediment | Environmental > Aquatic > Marine > Coastal > Sediment | NARROW | 295 | GOLD |
| Sediment | Environmental > Aquatic > Freshwater > Lake > Sediment | NARROW | 294 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Intertidal zone > Sediment | NARROW | 263 | GOLD |
| Groundwater | Environmental > Aquatic > Deep subsurface > Groundwater | NARROW | 249 | GOLD |
| low tide zone | low tide zone | EXACT | 247 | PREGO |
| hypersaline water environment | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline | CLOSE | 219 | GOLD |
| small freshwater lake biome | small freshwater lake biome | EXACT | 203 | PREGO |
| Drinking water | Environmental > Aquatic > Freshwater > Drinking water | NARROW | 201 | GOLD |
| surface water | surface water | EXACT | 194 | PREGO |
| Sediment | Environmental > Aquatic > Freshwater > Sediment | NARROW | 190 | GOLD |
| sea | Environmental > Aquatic > Marine > Marginal Sea | EXACT | 186 | GOLD, PREGO |
| swamp ecosystem | Wetland-Swamp | EXACT | 180 | BACDIVE, GOLD, PREGO |
| Glacier | Environmental > Aquatic > Freshwater > Ice > Glacier | NARROW | 179 | GOLD |
| Spring | Environmental > Aquatic > Freshwater > Groundwater > Spring | NARROW | 173 | GOLD |
| ocean trench | Environmental > Aquatic > Marine > Ocean trench | EXACT | 170 | GOLD, PREGO |
| marine salt marsh biome | Salt-marsh | EXACT | 162 | BACDIVE, PREGO |
| Sediment | Environmental > Aquatic > Freshwater > River > Sediment | NARROW | 160 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline > Sediment | NARROW | 159 | GOLD |
| marine aphotic zone | Environmental > Aquatic > Marine > Oceanic > Aphotic zone | EXACT | 159 | GOLD, PREGO |
| Solar salterns | Environmental > Aquatic > Marine > Intertidal zone > Solar salterns | UNGROUNDED | 157 | GOLD |
| Epipelagic | Environmental > Aquatic > Marine > Epipelagic | UNGROUNDED | 151 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Hot (42-90C) > Sediment | NARROW | 150 | GOLD |
| wetland area | Environmental > Aquatic > Marine > Wetlands | EXACT | 143 | GOLD, PREGO |
| lake inlet | lake inlet | EXACT | 140 | PREGO |
| bay | bay | EXACT | 132 | PREGO |
| Non-marine Saline and Alkaline | Environmental > Aquatic > Non-marine Saline and Alkaline | UNGROUNDED | 121 | GOLD |
| hypersaline lake | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline lake | EXACT | 115 | GOLD |
| Mangrove sediment | Environmental > Aquatic > Marine > Intertidal zone > Mangrove sediment | UNGROUNDED | 114 | GOLD |
| marine reef | marine reef | EXACT | 112 | PREGO |
| marine reef biome | marine reef biome | EXACT | 112 | PREGO |
| reservoir | Container-Reservoir | EXACT | 111 | BACDIVE, GOLD, PREGO |
| Volcanic | Environmental > Aquatic > Marine > Volcanic | NARROW | 107 | GOLD |
| Estuary | Environmental > Aquatic > Marine > Intertidal zone > Estuary | NARROW | 105 | GOLD |
| Salt crystallizer ponds | Environmental > Aquatic > Non-marine Saline and Alkaline > Salt crystallizer ponds | NARROW | 103 | GOLD |
| Mine | Environmental > Aquatic > Freshwater > Groundwater > Mine | NARROW | 102 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Sediment | NARROW | 101 | GOLD |
| Brine | Environmental > Aquatic > Non-marine Saline and Alkaline > Lake > Brine | NARROW | 100 | GOLD |
| Diffuse flow | Environmental > Aquatic > Marine > Hydrothermal vents > Diffuse flow | UNGROUNDED | 99 | GOLD |
| beach | Environmental > Aquatic > Marine > Intertidal zone > Beach/Shore | EXACT | 99 | GOLD, PREGO |
| hydrothermal fluid | hydrothermal fluid | EXACT | 99 | PREGO |
| undersea feature | undersea feature | EXACT | 97 | PREGO |
| lotic water body | Environmental > Aquatic > Freshwater > Lotic | EXACT | 95 | GOLD |
| saline lake | Environmental > Aquatic > Non-marine Saline and Alkaline > Saline lake | EXACT | 92 | GOLD, PREGO |
| Salt marsh | Environmental > Aquatic > Marine > Intertidal zone > Salt marsh | NARROW | 91 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Soda lake > Sediment | NARROW | 91 | GOLD |
| Microbial mats | Environmental > Aquatic > Thermal springs > Hot (42-90C) > Microbial mats | NARROW | 86 | GOLD |
| brackish water body | Brackish | CLOSE | 86 | BACDIVE |
| Sediment | Environmental > Aquatic > Freshwater > Lentic > Sediment | NARROW | 85 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline lake > Sediment | NARROW | 85 | GOLD |
| freshwater ice | Environmental > Aquatic > Freshwater > Ice | EXACT | 81 | GOLD |
| marine oligotrophic desert | marine oligotrophic desert | EXACT | 81 | PREGO |
| saline marsh | Environmental > Aquatic > Non-marine Saline and Alkaline > Salt marsh | EXACT | 81 | GOLD, PREGO |
| Aquaculture | Environmental > Aquatic > Aquaculture | NARROW | 77 | GOLD |
| Intertidal zone | Environmental > Aquatic > Marine > Intertidal zone | NARROW | 77 | GOLD |
| Lake | Environmental > Aquatic > Non-marine Saline and Alkaline > Lake | NARROW | 75 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Hydrothermal vents > Sediment | NARROW | 73 | GOLD |
| pond water | pond water | EXACT | 72 | PREGO |
| Seaweed | Environmental > Aquatic > Marine > Seaweed | UNGROUNDED | 69 | GOLD |
| Acidic | Environmental > Aquatic > Thermal springs > Hot (42-90C) > Acidic | NOT_APPLICABLE | 68 | GOLD |
| marine bathypelagic zone | Environmental > Aquatic > Marine > Bathypelagic | EXACT | 68 | GOLD |
| sea ice | Environmental > Aquatic > Marine > Sea ice | EXACT | 63 | GOLD |
| water body | water body | EXACT | 61 | PREGO |
| Ice | Environmental > Aquatic > Freshwater > Glacier > Ice | NARROW | 60 | GOLD |
| marine mud | Environmental > Aquatic > Marine > Mud | EXACT | 54 | GOLD |
| intertidal zone | intertidal zone | EXACT | 53 | PREGO |
| Soda lake | Environmental > Aquatic > Non-marine Saline and Alkaline > Soda lake | NARROW | 52 | GOLD |
| Mangrove soil | Environmental > Aquatic > Marine > Intertidal zone > Mangrove soil | NARROW | 50 | GOLD |
| Acidic lake | Environmental > Aquatic > Acidic > Acidic lake | UNGROUNDED | 48 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Alkaline > Sediment | NARROW | 47 | GOLD |
| saline water | water_saline | EXACT | 46 | ENVIRONMENTS_TABLE, PREGO |
| Solar salterns sediment | Environmental > Aquatic > Marine > Intertidal zone > Solar salterns sediment | UNGROUNDED | 42 | GOLD |
| eutrophic water | eutrophic water | EXACT | 42 | PREGO |
| black smoker | Environmental > Aquatic > Marine > Hydrothermal vents > Black smokers | EXACT | 39 | GOLD, PREGO |
| Bog | Environmental > Aquatic > Freshwater > Wetlands > Bog | NARROW | 38 | GOLD |
| marine mesopelagic zone | Environmental > Aquatic > Marine > Mesopelagic | EXACT | 38 | GOLD, PREGO |
| Sediment | Environmental > Aquatic > Freshwater > Pond > Sediment | NARROW | 37 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Saline > Sediment | NARROW | 37 | GOLD |
| Estuary: Sediment | Environmental > Aquatic > Marine > Intertidal zone > Estuary: Sediment | NARROW | 36 | GOLD |
| water tank | Environmental > Aquatic > Freshwater > Water tank | EXACT | 36 | GOLD |
| xeric basin biome | xeric basin biome | EXACT | 36 | PREGO |
| Epilimnion | Environmental > Aquatic > Freshwater > Lentic > Epilimnion | NARROW | 34 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline soda lake > Sediment | NARROW | 31 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Lake > Sediment | NARROW | 30 | GOLD |
| Solar solterns | Environmental > Aquatic > Non-marine Saline and Alkaline > Solar solterns | UNGROUNDED | 30 | GOLD |
| Hypersaline soda lake | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline soda lake | UNGROUNDED | 29 | GOLD |
| Sediment | Environmental > Aquatic > Freshwater > Creek > Sediment | NARROW | 28 | GOLD |
| Mud volcano | Environmental > Aquatic > Marine > Mud volcano | NARROW | 26 | GOLD |
| oceanic mesopelagic zone biome | oceanic mesopelagic zone biome | EXACT | 26 | PREGO |
| Dug well | Environmental > Aquatic > Deep subsurface > Groundwater > Dug well | UNGROUNDED | 25 | GOLD |
| Hypolimnion | Environmental > Aquatic > Freshwater > Lentic > Hypolimnion | NARROW | 25 | GOLD |
| anoxic water | anoxic water | EXACT | 24 | PREGO |
| alkaline water | alkaline water | EXACT | 23 | MADIN |
| Contaminated | Environmental > Aquatic > Freshwater > Groundwater > Contaminated | NARROW | 22 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Cold seeps > Sediment | NARROW | 22 | GOLD |
| alkaline salt lake | alkaline salt lake | EXACT | 22 | PREGO |
| Deep subsurface | Environmental > Aquatic > Marine > Deep subsurface | UNGROUNDED | 21 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Coastal lagoon > Sediment | NARROW | 21 | GOLD |
| Sediment | Environmental > Aquatic > Freshwater > Wetlands > Sediment | NARROW | 20 | GOLD |
| Acid Mine Drainage | Environmental > Aquatic > Freshwater > Groundwater > Acid Mine Drainage | NARROW | 18 | GOLD |
| Microbial mats | Environmental > Aquatic > Freshwater > Lake > Microbial mats | NARROW | 18 | GOLD |
| Neutral | Environmental > Aquatic > Thermal springs > Hot (42-90C) > Neutral | NOT_APPLICABLE | 18 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Inlet > Sediment | NARROW | 18 | GOLD |
| rainwater | Environmental > Aquatic > Freshwater > Rainwater | EXACT | 18 | GOLD |
| saline evaporation pond | Environmental > Aquatic > Marine > Intertidal zone > Salt pond | EXACT | 18 | GOLD, PREGO |
| Brine | Environmental > Aquatic > Marine > Coastal > Brine | NARROW | 17 | GOLD |
| glacial lake | Environmental > Aquatic > Freshwater > Ice > Glacial lake | EXACT | 17 | GOLD |
| marine cold seep biome | marine cold seep biome | EXACT | 17 | PREGO |
| marsh | Environmental > Aquatic > Freshwater > Wetlands > Marsh | EXACT | 17 | GOLD, MADIN, PREGO |
| tap water | Environmental > Aquatic > Freshwater > Tap water | EXACT | 17 | GOLD |
| oceanic abyssopelagic zone biome | Environmental > Aquatic > Marine > Abyssopelagic | CLOSE | 16 | GOLD |
| Abyssal plane | Environmental > Aquatic > Marine > Oceanic > Abyssal plane | UNGROUNDED | 15 | GOLD |
| Plankton | Environmental > Aquatic > Marine > Oceanic > Plankton | UNGROUNDED | 14 | GOLD |
| borehole | Environmental > Aquatic > Deep subsurface > Groundwater > Drilled well/Borehole | EXACT | 14 | GOLD, PREGO |
| drinking water | drinking water | EXACT | 14 | PREGO |
| Sediment | Environmental > Aquatic > Marine > Deep subsurface > Sediment | NARROW | 13 | GOLD |
| Sediment | Environmental > Aquatic > Freshwater > Reservoir > Sediment | NARROW | 13 | GOLD |
| Carbonate | Environmental > Aquatic > Non-marine Saline and Alkaline > Alkaline > Carbonate | UNGROUNDED | 12 | GOLD |
| Estuary: Microbial mat | Environmental > Aquatic > Marine > Intertidal zone > Estuary: Microbial mat | NARROW | 12 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Solar solterns > Sediment | NARROW | 12 | GOLD |
| Unchlorinated | Environmental > Aquatic > Freshwater > Drinking water > Unchlorinated | UNGROUNDED | 12 | GOLD |
| hypolimnion | Environmental > Aquatic > Freshwater > Lake > Hypolimnion/Profundal zone | EXACT | 12 | GOLD, PREGO |
| Oil-contaminated | Environmental > Aquatic > Marine > Oceanic > Oil-contaminated | NARROW | 11 | GOLD |
| cold seep | Environmental > Aquatic > Marine > Cold seeps | EXACT | 11 | GOLD |
| Harbor | Environmental > Aquatic > Marine > Harbor | NARROW | 10 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Harbor > Sediment | NARROW | 10 | GOLD |
| Snow | Environmental > Aquatic > Freshwater > Ice > Snow | NARROW | 10 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline > Microbial mats | NARROW | 9 | GOLD |
| Microbial mats | Environmental > Aquatic > Marine > Hydrothermal vents > Microbial mats | NARROW | 9 | GOLD |
| Saline | Environmental > Aquatic > Deep subsurface > Groundwater > Saline | NARROW | 9 | GOLD |
| Salt marsh sediment | Environmental > Aquatic > Marine > Intertidal zone > Salt marsh sediment | UNGROUNDED | 9 | GOLD |
| marginal sea biome | marginal sea biome | EXACT | 9 | PREGO |
| Agricultural field | Environmental > Aquatic > Freshwater > Agricultural field | NARROW | 8 | GOLD |
| Bog lake | Environmental > Aquatic > Freshwater > Bog lake | UNGROUNDED | 8 | GOLD |
| Epipelagic/Euphotic zone | Environmental > Aquatic > Marine > Pelagic zone > Epipelagic/Euphotic zone | UNGROUNDED | 8 | GOLD |
| Sediment | Environmental > Aquatic > Freshwater > Drainage ditch > Sediment | NARROW | 8 | GOLD |
| algal bloom | Environmental > Aquatic > Freshwater > Lake > Algal bloom | EXACT | 8 | GOLD |
| epilimnion | Environmental > Aquatic > Freshwater > Lake > Epilimnion/Euphotic zone | EXACT | 8 | GOLD, PREGO |
| Cave pool sediment | Environmental > Aquatic > Deep subsurface > Groundwater > Cave pool sediment | UNGROUNDED | 7 | GOLD |
| Coastal lagoon | Environmental > Aquatic > Marine > Coastal lagoon | UNGROUNDED | 7 | GOLD |
| Deep subsurface | Environmental > Aquatic > Deep subsurface | UNGROUNDED | 7 | GOLD |
| Geothermal pool/Hot lake | Environmental > Aquatic > Thermal springs > Geothermal pool/Hot lake | UNGROUNDED | 7 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Saline > Microbial mats | NARROW | 7 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Soda lake > Microbial mats | NARROW | 7 | GOLD |
| neritic epipelagic zone biome | neritic epipelagic zone biome | EXACT | 7 | PREGO |
| oil seep | Environmental > Aquatic > Marine > Oil seeps | EXACT | 7 | GOLD |
| Alkaline | Environmental > Aquatic > Thermal springs > Hot (42-90C) > Alkaline | NOT_APPLICABLE | 6 | GOLD |
| Alkaline | Environmental > Aquatic > Non-marine Saline and Alkaline > Alkaline | NOT_APPLICABLE | 6 | GOLD |
| Biofilm | Environmental > Aquatic > Freshwater > Lake > Biofilm | NARROW | 6 | GOLD |
| Cyanobacterial aggregates | Environmental > Aquatic > Freshwater > Lake > Cyanobacterial aggregates | UNGROUNDED | 6 | GOLD |
| Estuary | Environmental > Aquatic > Freshwater > Lake > Estuary | NARROW | 6 | GOLD |
| Plastic | Environmental > Aquatic > Marine > Waste > Plastic | NARROW | 6 | GOLD |
| Aquifer | Environmental > Aquatic > Freshwater > Groundwater > Aquifer | NARROW | 5 | GOLD |
| Estuarine sediment | Environmental > Aquatic > Freshwater > Lake > Estuarine sediment | UNGROUNDED | 5 | GOLD |
| Littoral zone | Environmental > Aquatic > Freshwater > Lentic > Littoral zone | NARROW | 5 | GOLD |
| Neutral | Environmental > Aquatic > Thermal springs > Warm (34-42C) > Neutral | NOT_APPLICABLE | 5 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Subtidal zone > Sediment | NARROW | 5 | GOLD |
| Spring | Environmental > Aquatic > Deep subsurface > Groundwater > Spring | NARROW | 5 | GOLD |
| Untreated | Environmental > Aquatic > Freshwater > Drinking water > Untreated | UNGROUNDED | 5 | GOLD |
| Waste | Environmental > Aquatic > Marine > Waste | UNGROUNDED | 5 | GOLD |
| fjord | Environmental > Aquatic > Marine > Fjord | EXACT | 5 | GOLD, PREGO |
| Hadopelagic zone/Ocean trenches | Environmental > Aquatic > Marine > Pelagic zone > Hadopelagic zone/Ocean trenches | UNGROUNDED | 4 | GOLD |
| Oil-contaminated sediment | Environmental > Aquatic > Marine > Oceanic > Oil-contaminated sediment | NARROW | 4 | GOLD |
| Salt flat/Salt pan sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline > Salt flat/Salt pan sediment | NARROW | 4 | GOLD |
| bar | bar | EXACT | 4 | PREGO |
| mangrove swamp | Environmental > Aquatic > Marine > Intertidal zone > Mangrove swamp | EXACT | 4 | GOLD, PREGO |
| marine anoxic zone | marine anoxic zone | EXACT | 4 | PREGO |
| marine sponge reef | marine sponge reef | EXACT | 4 | PREGO |
| oceanic sea surface microlayer biome | oceanic sea surface microlayer biome | EXACT | 4 | PREGO |
| sound | sound | EXACT | 4 | PREGO |
| Delivery networks | Environmental > Aquatic > Freshwater > Drinking water > Delivery networks | UNGROUNDED | 3 | GOLD |
| Microbial mats | Environmental > Aquatic > Marine > Oceanic > Microbial mats | NARROW | 3 | GOLD |
| Microbial mats | Environmental > Aquatic > Marine > Cold seeps > Microbial mats | NARROW | 3 | GOLD |
| Mine water | Environmental > Aquatic > Deep subsurface > Groundwater > Mine water | UNGROUNDED | 3 | GOLD |
| Near-boiling (>90C) | Environmental > Aquatic > Thermal springs > Near-boiling (>90C) | NOT_APPLICABLE | 3 | GOLD |
| Produced water/Flow back | Environmental > Aquatic > Deep subsurface > Shale gas/oil reservoir > Produced water/Flow back | UNGROUNDED | 3 | GOLD |
| Puddle | Environmental > Aquatic > Freshwater > Puddle | UNGROUNDED | 3 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Wetlands > Sediment | NARROW | 3 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Fjord > Sediment | NARROW | 3 | GOLD |
| Subglacial lake | Environmental > Aquatic > Freshwater > Subglacial lake | NARROW | 3 | GOLD |
| Tepid (25-34C) | Environmental > Aquatic > Thermal springs > Tepid (25-34C) | UNGROUNDED | 3 | GOLD |
| marine littoral zone | Environmental > Aquatic > Marine > Littoral zone | EXACT | 3 | GOLD |
| oceanic crust | Environmental > Aquatic > Marine > Oceanic > Oceanic crust | EXACT | 3 | GOLD |
| Cave water | Environmental > Aquatic > Freshwater > Groundwater > Cave water | UNGROUNDED | 2 | GOLD |
| Deepwater/Brine lake | Environmental > Aquatic > Marine > Deepwater/Brine lake | UNGROUNDED | 2 | GOLD |
| Epilimnion | Environmental > Aquatic > Non-marine Saline and Alkaline > Saline > Epilimnion | NARROW | 2 | GOLD |
| Freshwater | Environmental > Aquatic > Deep subsurface > Groundwater > Freshwater | NARROW | 2 | GOLD |
| Microbial mats | Environmental > Aquatic > Thermal springs > Microbial mats | NARROW | 2 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline soda lake > Microbial mats | NARROW | 2 | GOLD |
| Microbialites | Environmental > Aquatic > Marine > Intertidal zone > Microbialites | NARROW | 2 | GOLD |
| Plankton | Environmental > Aquatic > Freshwater > River > Plankton | UNGROUNDED | 2 | GOLD |
| Sand | Environmental > Aquatic > Marine > Coastal > Sand | NARROW | 2 | GOLD |
| Sediment | Environmental > Aquatic > Acidic > River > Sediment | NARROW | 2 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Geothermal pool/Hot lake > Sediment | NARROW | 2 | GOLD |
| Sediment | Environmental > Aquatic > Non-marine Saline and Alkaline > Sub-saline lake > Sediment | NARROW | 2 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Warm (34-42C) > Sediment | NARROW | 2 | GOLD |
| Sediment | Environmental > Aquatic > Acidic > Acidic hypersaline lake > Sediment | NARROW | 2 | GOLD |
| brine | brine | EXACT | 2 | PREGO |
| brine pool | brine pool | EXACT | 2 | PREGO |
| cove | cove | EXACT | 2 | PREGO |
| leachate | leachate | EXACT | 2 | PREGO |
| marine bathyal zone biome | marine bathyal zone biome | EXACT | 2 | PREGO |
| shrimp pond | Environmental > Aquatic > Aquaculture > Shrimp pond | EXACT | 2 | GOLD |
| snow | Environmental > Aquatic > Freshwater > Snow | EXACT | 2 | GOLD |
| strait | Environmental > Aquatic > Marine > Strait | EXACT | 2 | GOLD, PREGO |
| waterfall | waterfall | EXACT | 2 | PREGO |
| Abyssopelagic/Abyssal zone | Environmental > Aquatic > Marine > Pelagic zone > Abyssopelagic/Abyssal zone | UNGROUNDED | 1 | GOLD |
| Acidic | Environmental > Aquatic > Acidic | NOT_APPLICABLE | 1 | GOLD |
| Acidic hypersaline lake | Environmental > Aquatic > Acidic > Acidic hypersaline lake | UNGROUNDED | 1 | GOLD |
| Artesian spring | Environmental > Aquatic > Artesian spring | UNGROUNDED | 1 | GOLD |
| Chlorinated | Environmental > Aquatic > Freshwater > Drinking water > Chlorinated | UNGROUNDED | 1 | GOLD |
| Coalbed methane well water | Environmental > Aquatic > Deep subsurface > Groundwater > Coalbed methane well water | UNGROUNDED | 1 | GOLD |
| Contaminated | Environmental > Aquatic > Deep subsurface > Groundwater > Contaminated | NARROW | 1 | GOLD |
| Fen | Environmental > Aquatic > Freshwater > Wetlands > Fen | NARROW | 1 | GOLD |
| Filtered water | Environmental > Aquatic > Freshwater > Drinking water > Filtered water | UNGROUNDED | 1 | GOLD |
| Glacier | Environmental > Aquatic > Freshwater > Glacier | NARROW | 1 | GOLD |
| Gulf | Environmental > Aquatic > Marine > Gulf | UNGROUNDED | 1 | GOLD |
| Hadalpelagic | Environmental > Aquatic > Marine > Hadalpelagic | UNGROUNDED | 1 | GOLD |
| Hydrocarbon | Environmental > Aquatic > Marine > Deep subsurface > Hydrocarbon | NOT_APPLICABLE | 1 | GOLD |
| Ice accretions | Environmental > Aquatic > Freshwater > Ice > Ice accretions | UNGROUNDED | 1 | GOLD |
| Limnetic zone | Environmental > Aquatic > Freshwater > Lentic > Limnetic zone | UNGROUNDED | 1 | GOLD |
| Littoral zone | Environmental > Aquatic > Freshwater > Lake > Littoral zone | NARROW | 1 | GOLD |
| Microbial mat | Environmental > Aquatic > Freshwater > Creek > Microbial mat | NARROW | 1 | GOLD |
| Microbial mats | Environmental > Aquatic > Freshwater > River > Microbial mats | NARROW | 1 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Alkaline > Microbial mats | NARROW | 1 | GOLD |
| Microbial mats | Environmental > Aquatic > Non-marine Saline and Alkaline > Salt crystallizer ponds > Microbial mats | NARROW | 1 | GOLD |
| Oil-contaminated sediment | Environmental > Aquatic > Marine > Neritic zone/Coastal water > Oil-contaminated sediment | UNGROUNDED | 1 | GOLD |
| Oil-contaminated sediment | Environmental > Aquatic > Marine > Intertidal zone > Oil-contaminated sediment | NARROW | 1 | GOLD |
| Phytoplankton bloom | Environmental > Aquatic > Marine > Coastal > Phytoplankton bloom | UNGROUNDED | 1 | GOLD |
| Pit lake | Environmental > Aquatic > Pit lake | UNGROUNDED | 1 | GOLD |
| River biofilm | Environmental > Aquatic > Freshwater > River > River biofilm | UNGROUNDED | 1 | GOLD |
| Rock | Environmental > Aquatic > Marine > Deep subsurface > Rock | NARROW | 1 | GOLD |
| Rubber | Environmental > Aquatic > Marine > Waste > Rubber | UNGROUNDED | 1 | GOLD |
| Saline spring sediment | Environmental > Aquatic > Deep subsurface > Groundwater > Saline spring sediment | UNGROUNDED | 1 | GOLD |
| Sea ice | Environmental > Aquatic > Marine > Neritic zone/Coastal water > Sea ice | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Mud volcano > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Tepid (25-34C) > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Marine lake > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Neritic zone/Coastal water > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Thermal springs > Acid lake > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Deepwater/Brine lake > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Marine basin floor > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Ocean trench > Sediment | NARROW | 1 | GOLD |
| Sediment | Environmental > Aquatic > Marine > Pelagic zone > Sediment | NARROW | 1 | GOLD |
| Sediment–water interface | Environmental > Aquatic > Non-marine Saline and Alkaline > Hypersaline lake > Sediment–water interface | UNGROUNDED | 1 | GOLD |
| Soil | Environmental > Aquatic > Freshwater > Wetlands > Soil | NARROW | 1 | GOLD |
| Spring sediment | Environmental > Aquatic > Deep subsurface > Groundwater > Spring sediment | UNGROUNDED | 1 | GOLD |
| Warm (34-42C) | Environmental > Aquatic > Thermal springs > Warm (34-42C) | NOT_APPLICABLE | 1 | GOLD |
| Well sediment | Environmental > Aquatic > Deep subsurface > Groundwater > Well sediment | UNGROUNDED | 1 | GOLD |
| bayou | bayou | EXACT | 1 | PREGO |
| borax leachate | borax leachate | EXACT | 1 | PREGO |
| brackish estuary | brackish estuary | EXACT | 1 | PREGO |