North Dakota State Forest Service Land
IUCN VIState Forest
59 km²
County · USA
Ransom
United States
DfbCold, no dry season, warm summer(78 %)
Species observed
1 292
Observations
34 514
Area
2 233,5km²
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 Ransom : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 84 interactions GloBI sur 4 types (connectance 10.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
84
Connectance
0.108
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 292 distinct species · 34 514 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,0°C
Annual rain
598mm
Warmest m°
27,7°C
Coldest m°
-15,2°C
Elevation: 365 m on average (min 306 m, max 432 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,0°C
Annual rain
598mm
Warmest month
27,7°C
Coldest month
-15,2°C
Mean alt.
365m
Min
306m
Max
432m
Std. dev.
36m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(78 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,1
Org. C
35,8g/kg
Clay
24,7%
Sand
42,0%
Silt
33,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,9
Org. C
53,3g/kg
Clay
24,7%
Sand
41,5%
Silt
33,8%
5–15 cm
pH H₂O
7,1
Org. C
33,2g/kg
Clay
24,4%
Sand
42,2%
Silt
33,5%
15–30 cm
pH H₂O
7,2
Org. C
20,8g/kg
Clay
25,1%
Sand
42,4%
Silt
32,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest7.2%
Crops62.2%
Built-up0.1%
Bare soil1.1%
Other (grassland, water…)29.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology12 basins · 15 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
292,1km
Lake surface here
5,92km²
Basins crossed
12
Max stream order
5
Max drainage
13 662km²
Discharge in basins
71,0m³/s
Mean precip.
497mm/an
Mean T°
5,1°C
Moisture idx
-0,46
Max snow
27%
Mean runoff
65mm/an
Mean elev. (basins)
361m
Watersheds crossing here
- Bassin de Sheyenne Riversub-area420,7 km²overlap390.05 km²17%
- Bassin de Sheyenne Riversub-area1 066,5 km²overlap328.67 km²15%
- Bassin de Maple Riversub-area1 386,4 km²overlap321.06 km²14%
- Bassin de Wild Rice Riversub-area1 726,9 km²overlap263.74 km²12%
- Bassin de Sheyenne Riversub-area235,3 km²overlap235.92 km²11%
- Bassin de Wild Rice Riversub-area1 559,5 km²overlap141.09 km²6%
- Bassin de Sheyenne Riversub-area140 km²overlap140.32 km²6%
- Bassin de Sheyenne Riversub-area128,3 km²overlap128.59 km²6%
- Bassin de Bear Creeksub-area1 027 km²overlap80.69 km²4%
Lakes (15, top by area)
- Lone Tree Lakearea1,5 km²avg depth3.0 m
- Lake #07554area1,2 km²avg depth2.0 m
- Lac 1026260area0,4 km²avg depth2.1 m
- Lac 1027256area0,4 km²avg depth2.8 m
- Lac 1025242area0,4 km²avg depth1.0 m
- Lac 1028923area0,3 km²avg depth2.5 m
- Lac 1025996area0,3 km²avg depth1.8 m
- Lac 1026173area0,3 km²avg depth2.2 m
- Lac 1028289area0,3 km²avg depth2.2 m
Rivers / streams (8, ord ≥ 4)
- Sheyenne Riverord 5len here172.51 km16%total1089 km
- Bear Creekord 6len here31.67 km1%total2230 km
- Dead Colt Creekord 2len here27.66 km84%total33 km
- South Branch Maple Riverord 3len here22.11 km100%total22 km
- Englevale Sloughord 2len here14.58 km100%total15 km
- Elk Creekord 2len here11.79 km23%total51 km
- Maple Riverord 4len here6.30 km2%total334 km
- Drain 7ord 3len here5.52 km27%total20 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
8,3%
Pesticides
29,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas12
IUCN V · 9IUCN VI · 2IUCN Ia · 1
Ransom County
IUCN VWaterfowl Production Area
34 km²
Sargent County
IUCN VWaterfowl Production Area
26 km²
Ransom County
IUCN VIWaterfowl Production Area · 1964
17 km²
Wetlands Reserve Program (WRP), Sargent, ND
IUCN VReserve Program · 2010
15 km²
Sheyenne Delta Fee
IUCN VPrivate Conservation Land · 1999
6 km²
Complete list12 protected areas
- North Dakota State Forest Service LandState ForestIUCN VI59 km²
- Ransom CountyWaterfowl Production AreaIUCN V34 km²
- Sargent CountyWaterfowl Production AreaIUCN V26 km²
- Ransom CountyWaterfowl Production AreaIUCN VI196417 km²
- Wetlands Reserve Program (WRP), Sargent, NDReserve ProgramIUCN V201015 km²
- Sheyenne Delta FeePrivate Conservation LandIUCN V19996 km²
- MirrorPoolIUCN V2 km²
- Pigeon Point FeePrivate Conservation LandIUCN V19942 km²
- Fort RansomWildlife Management AreaIUCN V1 km²
- Englevale SloughState Wildlife Management AreaIUCN V1 km²
- Wetlands Reserve Program (WRP), Ransom, NDReserve ProgramIUCN V20110 km²
- Sheyenne SpringsResearch Natural AreaIUCN Ia19920 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN