Martin County
IUCN VWaterfowl Production Area
405 km²
County · USA
Blue Earth
United States
DfaCold, no dry season, hot summer(100 %)
Species observed
2 376
Observations
76 885
Area
1 975,9km²
Ecological tissue
Sample of 40 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Blue Earth : 32 espèces reliées par 73 interactions GloBI sur 4 types (connectance 9.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
73
Connectance
0.094
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
2 376 distinct species · 76 885 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,8°C
Annual rain
846mm
Warmest m°
27,7°C
Coldest m°
-13,2°C
Elevation: 304 m on average (min 237 m, max 329 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,8°C
Annual rain
846mm
Warmest month
27,7°C
Coldest month
-13,2°C
Mean alt.
304m
Min
237m
Max
329m
Std. dev.
13m
Köppen-Geiger (dominant)
DfaCold, no dry season, hot summer(100 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
35,9g/kg
Clay
35,0%
Sand
18,0%
Silt
46,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,7
Org. C
44,4g/kg
Clay
34,7%
Sand
18,2%
Silt
47,1%
5–15 cm
pH H₂O
6,7
Org. C
36,2g/kg
Clay
34,9%
Sand
18,1%
Silt
47,0%
15–30 cm
pH H₂O
6,7
Org. C
27,1g/kg
Clay
35,4%
Sand
17,8%
Silt
46,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest13.2%
Crops69.9%
Built-up0.5%
Bare soil0.7%
Other (grassland, water…)15.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology15 basins · 38 lakes · 19 rivers
Hydrology metrics for this exact territory
Stream length here
460,8km
Lake surface here
32,27km²
Basins crossed
15
Max stream order
7
Max drainage
39 256km²
Discharge in basins
242,1m³/s
Mean precip.
747mm/an
Mean T°
6,9°C
Moisture idx
-0,20
Max snow
20%
Mean runoff
205mm/an
Mean elev. (basins)
319m
Watersheds crossing here
- Bassin de Cobb Riversub-area782,8 km²overlap351.03 km²18%
- Bassin de Little Cottonwood Riversub-area1 560,3 km²overlap334.49 km²17%
- Bassin du Sueur Riversub-area321,6 km²overlap311.55 km²16%
- Bassin de Maple Riversub-area842,5 km²overlap269.29 km²14%
- Bassin de Watonwan Riversub-area2 364,1 km²overlap242.88 km²12%
- Bassin de Blue Earth Riversub-area124,4 km²overlap124.68 km²6%
- Bassin de Judicial Ditch Number Ninesub-area212,7 km²overlap115.57 km²6%
- Bassin de Minnesota Riversub-area690 km²overlap83.91 km²4%
- Bassin de Blue Earth Riversub-area39,2 km²overlap39.31 km²2%
6 more basinssorted by overlap
- Bassin de Blue Earth Riversub-area86,4 km²overlap37.11 km²2%
- Bassin de Blue Earth Riversub-area22,7 km²overlap22.70 km²1%
- Bassin du Sueur Riversub-area20,8 km²overlap20.85 km²1%
- Bassin de Silver Creeksub-area293,3 km²overlap9.95 km²1%
- Bassin du Sueur Riversub-area328,5 km²overlap9.55 km²0%
- Bassin du Sueur Riversub-area3,5 km²overlap3.46 km²0%
Lakes (38, top by area)
- Lake Washingtonarea5,8 km²avg depth4.9 m
- Lura Lakearea5,3 km²avg depth2.7 m
- Madison Lakearea4,9 km²avg depth4.4 m
- Loon Lakearea3 km²avg depth2.4 m
- Eagle Lakearea1,8 km²avg depth2.0 m
- Ballantyne Lakearea1,4 km²avg depth3.5 m
- Wita Lakearea1,4 km²avg depth2.8 m
- Lake Crystalarea1,3 km²avg depth2.1 m
- Duck Lakearea1,1 km²avg depth2.6 m
29 more lakes
- Lac 1046659area0,9 km²avg depth3.1 m
- Lac 1046222area0,9 km²avg depth2.9 m
- Lac 1046923area0,9 km²avg depth3.6 m
- Lac 1046539area0,8 km²avg depth12.4 m
- Lac 1046554area0,8 km²avg depth2.7 m
- Lac 1046919area0,8 km²avg depth3.4 m
- Lac 1046467area0,6 km²avg depth3.1 m
- Lac 1047123area0,5 km²avg depth2.7 m
- Lac 1047227area0,5 km²avg depth2.7 m
- Lac 1046111area0,5 km²avg depth3.0 m
- Lac 1046454area0,5 km²avg depth2.7 m
- Lac 1046365area0,5 km²avg depth2.4 m
- Lac 1046400area0,4 km²avg depth2.7 m
- Lac 1046918area0,4 km²avg depth2.2 m
- Lac 1046324area0,4 km²avg depth2.6 m
- Lac 1045983area0,3 km²avg depth3.6 m
- Lac 1047256area0,3 km²avg depth2.0 m
- Lac 1047139area0,3 km²avg depth1.8 m
- Lac 1047461area0,3 km²avg depth2.1 m
- Lac 1046426area0,3 km²avg depth5.0 m
- Lac 1046145area0,3 km²avg depth2.7 m
- Lac 1046312area0,3 km²avg depth1.8 m
- Lac 1046230area0,2 km²avg depth2.8 m
- Lac 1047098area0,2 km²avg depth2.6 m
- Lac 1046218area0,2 km²avg depth2.6 m
- Lac 1047347area0,2 km²avg depth2.4 m
- Lac 1046382area0,2 km²avg depth2.6 m
- Lac 1047269area0,1 km²avg depth1.6 m
- Lac 1046947area0,1 km²avg depth2.2 m
Rivers / streams (19, ord ≥ 4)
- Le Sueur Riverord 6len here64.28 km46%total141 km
- Blue Earth Riverord 6len here62.68 km50%total125 km
- Cobb Riverord 3len here60.84 km59%total102 km
- Maple Riverord 4len here53.69 km14%total389 km
- Watonwan Riverord 4len here42.34 km30%total140 km
- Minnesota Riverord 7len here38.00 km6%total659 km
- Little Cobb Riverord 2len here27.91 km53%total53 km
- Minneopa Creekord 2len here22.84 km100%total23 km
- Perch Creekord 3len here19.46 km40%total48 km
- Rice Creekord 3len here10.81 km5%total233 km
- Willow Creekord 6len here10.68 km1%total1007 km
- Judicial Ditch Number Nineord 2len here9.78 km28%total35 km
7 more river segmentssorted by Strahler order + length
- Judicial Ditch Number Eightythreeord 1len here7.24 km59%total12 km
- County Ditch Number Twentythreeord 1len here7.06 km69%total10 km
- CD27ord 1len here6.36 km100%total6 km
- County Ditch Number Fiftysixord 1len here5.09 km100%total5 km
- Judicial Ditch Number One Hundred Sixord 1len here4.72 km91%total5 km
- Little Cottonwood Riverord 3len here3.84 km4%total91 km
- Bull Run Creekord 2len here3.13 km9%total36 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,1nW
Built-up
52,2%
Pesticides
21,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas41
IUCN V · 39IUCN Not Assigned · 2
Reinvest in Minnesota Reserve Partnership
IUCN VEasement · 1987
99 km²
Big Stone County
IUCN VWaterfowl Production Area · 1987
66 km²
Reinvest in Minnesota Wetlands
IUCN VReserve Program
54 km²
Pope County
IUCN VWaterfowl Production Area
41 km²
Permanent
IUCN VWetland Preserve
24 km²
Complete list41 protected areas
- Martin CountyWaterfowl Production AreaIUCN V405 km²
- Reinvest in Minnesota Reserve PartnershipEasementIUCN V198799 km²
- Big Stone CountyWaterfowl Production AreaIUCN V198766 km²
- Reinvest in Minnesota WetlandsReserve ProgramIUCN V54 km²
- Pope CountyWaterfowl Production AreaIUCN V41 km²
- PermanentWetland PreserveIUCN V24 km²
- PermanentWetland PreserveIUCN V22 km²
- Conservation Reserve Enhancement Program IEasementIUCN V17 km²
- Wetlands Reserve Program (WRP)Reserve ProgramIUCN Not Assigned199317 km²
- Conservation Reserve Enhancement Program IEasementIUCN V199912 km²
- Conservation Reserve Enhancement Program IEasementIUCN V11 km²
- Reinvest in Minnesota WetlandsReserve ProgramIUCN V19928 km²
- Wetlands Reserve Program (WRP), Blue Earth, MNReserve ProgramIUCN V19967 km²
- Sensitive Ground Water - PerpetualConservation EasementIUCN V19905 km²
- Wetlands Reserve Program (WRP), Le Sueur, MNReserve ProgramIUCN V19973 km²
- Emergency Wetlands Reserve Program (EWetlands Reserve Program (WRP)), Blue Earth, MNReserve ProgramIUCN V19942 km²
- Gilfillan LakeState Wildlife Management AreaIUCN V2 km²
- StokmanState Wildlife Management AreaIUCN V2 km²
- Lost MarshState Wildlife Management AreaIUCN V1 km²
- Maple RiverState Wildlife Management AreaIUCN V1 km²
- O A Vee MemorialState Wildlife Management AreaIUCN V1 km²
- BornState Wildlife Management AreaIUCN V1 km²
- PickState Wildlife Management AreaIUCN V1 km²
- Rasmussen WoodsLocal Conservation AreaIUCN V1 km²
- Ida Lake State Aquatic Management Area (Blue Earth)LakeIUCN V1 km²
- Agricultural Conservation Easement Program - Wetland Reserve Easements (ACEP-WRE), Blue Earth, MNConservation EasementIUCN V20191 km²
- Evans SloughState Wildlife Management AreaIUCN V1 km²
- HobzaState Wildlife Management AreaIUCN V1 km²
- Blue Earth CountyWaterfowl Production AreaIUCN V0 km²
- LembkeState Wildlife Management AreaIUCN V0 km²
- LatourelleState Wildlife Management AreaIUCN V0 km²
- CambriaState Wildlife Management AreaIUCN V0 km²
- George & Elizabeth LangeState Wildlife Management AreaIUCN V0 km²
- FlowageEasementIUCN V0 km²
- DuckhavenState Wildlife Management AreaIUCN V0 km²
- SaikiState Wildlife Management AreaIUCN V0 km²
- GageState Wildlife Management AreaIUCN V0 km²
- Thompson SloughState Wildlife Management AreaIUCN V0 km²
- Duck Lake State Aquatic Management Area (Blue Earth)LakeIUCN V0 km²
- RIM Reserve Easement 07-44-02-01- -EasementIUCN Not Assigned20040 km²
- Butternut Valley Prairie State Scientific andNatural AreaIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN