South San Juan
IUCN IbWilderness · 1980
652 km²
County · USA
Rio Grande
United States
DfbCold, no dry season, warm summer(39 %)
Species observed
1 907
Observations
112 381
Area
2 379,6km²
Ecological tissue
Sample of 29 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 Rio Grande : 22 espèces reliées par 68 interactions GloBI sur 4 types (connectance 16.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
29
Interactions affichées
68
Connectance
0.168
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
1 907 distinct species · 112 381 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
3,2°C
Annual rain
540mm
Warmest m°
22,5°C
Coldest m°
-13,8°C
Elevation: 2 765 m on average (min 2 315 m, max 3 752 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
3,2°C
Annual rain
540mm
Warmest month
22,5°C
Coldest month
-13,8°C
Mean alt.
2 765m
Min
2 315m
Max
3 752m
Std. dev.
419m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(39 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,8
Org. C
33,2g/kg
Clay
21,2%
Sand
45,6%
Silt
33,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: pyGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,8
Org. C
56,0g/kg
Clay
20,0%
Sand
46,1%
Silt
33,8%
5–15 cm
pH H₂O
6,8
Org. C
28,1g/kg
Clay
21,2%
Sand
45,2%
Silt
33,5%
15–30 cm
pH H₂O
6,9
Org. C
15,6g/kg
Clay
22,4%
Sand
45,4%
Silt
32,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest24.3%
Crops10.7%
Built-up0.2%
Bare soil6.4%
Other (grassland, water…)58.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology10 basins · 6 lakes · 62 rivers
Hydrology metrics for this exact territory
Stream length here
544,2km
Lake surface here
1,33km²
Basins crossed
10
Max stream order
4
Max drainage
6 196km²
Discharge in basins
25,7m³/s
Mean precip.
436mm/an
Mean T°
3,3°C
Moisture idx
-0,51
Max snow
45%
Mean runoff
104mm/an
Mean elev. (basins)
2 701m
Watersheds crossing here
- Bassin de Rio Grandesub-area1 810,9 km²overlap1278.01 km²54%
- Bassin de Rock Creeksub-area883,3 km²overlap441.72 km²19%
- Bassin de South Fork Rio Grandesub-area542 km²overlap263.92 km²11%
- Bassin de la Jara Creeksub-area2 316,5 km²overlap131.09 km²6%
- Bassin de la Garita Creeksub-area1 682,9 km²overlap110.14 km²5%
- Bassin de Rio Grande Drainsub-area528,1 km²overlap82.37 km²3%
- Bassin de Franklin Eddy Canalsub-area158 km²overlap29.61 km²1%
- Bassin de San Juan Riversub-area1 631,2 km²overlap23.89 km²1%
- Bassin de Rio Grandesub-area139,9 km²overlap17.47 km²1%
1 more basinssorted by overlap
Lakes (6, top by area)
Rivers / streams (62, ord ≥ 4)
- Rio Grandeord 7len here34.86 km3%total1320 km
- Rio Grande North Channelord 4len here31.88 km95%total34 km
- Rock Creekord 4len here28.85 km54%total53 km
- Bennett Creekord 3len here22.53 km92%total24 km
- South Fork Rio Grandeord 3len here21.94 km63%total35 km
- Beaver Creekord 2len here21.57 km49%total44 km
- Raton Creekord 1len here21.05 km100%total21 km
- San Francisco Creekord 4len here19.87 km10%total193 km
- Empire Canalord 3len here18.53 km75%total25 km
- Rio Grande Drainord 2len here14.96 km31%total48 km
- West Fork Pinos Creekord 3len here14.53 km100%total15 km
- Embargo Creekord 3len here13.60 km54%total25 km
50 more river segmentssorted by Strahler order + length
- Cat Creekord 2len here13.05 km51%total25 km
- Farmers Union Canalord 1len here12.80 km50%total26 km
- Rio Grande and Piedra Valley Canalord 1len here12.10 km100%total12 km
- Schrader Creekord 1len here10.90 km100%total11 km
- East Fork Pinos Creekord 2len here10.57 km100%total11 km
- West Alder Creekord 2len here10.31 km88%total12 km
- Shaw Creekord 4len here10.20 km100%total10 km
- Willow Creekord 4len here9.85 km8%total128 km
- Bear Creekord 3len here9.74 km14%total69 km
- South Fork Rock Creekord 1len here8.83 km100%total9 km
- Sheridan South Ditchord 1len here8.13 km100%total8 km
- Old Woman Creekord 1len here8.10 km52%total16 km
- Sheridan North Ditchord 1len here7.93 km100%total8 km
- Consolidated Sloughord 2len here7.62 km100%total8 km
- Pinos Creekord 4len here7.30 km100%total7 km
- Lower Centennial Ditchord 4len here7.18 km88%total8 km
- Wightman Forkord 1len here7.05 km100%total7 km
- Rio Grande and San Luis Canalord 2len here7.03 km100%total7 km
- Brownlow Lateralord 2len here6.94 km42%total17 km
- Franklin Eddy Canalord 5len here6.54 km4%total147 km
- Limekiln Creekord 1len here6.45 km100%total6 km
- Trout Creekord 1len here6.39 km55%total12 km
- Cross Creekord 2len here6.21 km38%total16 km
- Alamosa Riverord 2len here6.14 km19%total33 km
- Billings Ditchord 1len here5.89 km100%total6 km
- Jasper Creekord 2len here5.54 km100%total6 km
- North Fork Rock Creekord 1len here5.39 km100%total5 km
- Bowen Creekord 4len here4.99 km100%total5 km
- Burro Creekord 1len here4.22 km100%total4 km
- South Farm Meadow Ditchord 3len here3.93 km100%total4 km
- Spring Branchord 1len here3.82 km100%total4 km
- Meadow Ditchord 3len here3.66 km100%total4 km
- Alder Creekord 2len here3.62 km39%total9 km
- East Fork San Juan Riverord 3len here3.18 km30%total11 km
- Spring Creekord 3len here3.05 km16%total19 km
- Race Creekord 1len here2.81 km100%total3 km
- Goodrich Creekord 3len here2.76 km60%total5 km
- Sanderson Ditchord 3len here2.40 km35%total7 km
- Middle Alder Creekord 1len here2.40 km100%total2 km
- Dry Pole Creekord 1len here2.21 km100%total2 km
- Rio Grande Canalord 1len here2.20 km100%total2 km
- Deer Creekord 2len here1.94 km10%total20 km
- Aqua Ramon Creekord 1len here1.94 km100%total2 km
- East Fork Alder Creekord 1len here1.25 km100%total1 km
- Prairie Ditchord 2len here1.24 km4%total34 km
- Elk Creekord 2len here1.19 km4%total29 km
- Aspen Creekord 1len here0.92 km100%total1 km
- Denver Colony Lateralord 2len here0.86 km7%total12 km
- Church Creekord 1len here0.69 km101%total1 km
- Crater Creekord 1len here0.55 km43%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
16,9%
Pesticides
23,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas18
IUCN Not Assigned · 12IUCN V · 3IUCN Ib · 1IUCN IV · 1IUCN Ia · 1
Monte Vista
IUCN IVNational Wildlife Refuge · 1953
60 km²
Spring Branch
IUCN IaResearch Natural Area · 1998
16 km²
Farm Service Agency Interest Of Co
IUCN VConservation Easement
5 km²
Us-Co-124-2
IUCN Not AssignedConservation Easement · 2005
3 km²
Wetlands Reserve Program (WRP), Rio Grande, CO
IUCN VReserve Program · 2003
3 km²
Complete list18 protected areas
- South San JuanWildernessIUCN Ib1980652 km²
- Monte VistaNational Wildlife RefugeIUCN IV195360 km²
- Spring BranchResearch Natural AreaIUCN Ia199816 km²
- Farm Service Agency Interest Of CoConservation EasementIUCN V5 km²
- Us-Co-124-2Conservation EasementIUCN Not Assigned20053 km²
- Wetlands Reserve Program (WRP), Rio Grande, COReserve ProgramIUCN V20033 km²
- Us-Co-131-2Conservation EasementIUCN Not Assigned20053 km²
- Us-Co-201-2Conservation EasementIUCN Not Assigned20082 km²
- Us-Co-79-1Conservation EasementIUCN Not Assigned20002 km²
- Us-Co-94-1Conservation EasementIUCN Not Assigned20032 km²
- Us-Co-124-3Conservation EasementIUCN Not Assigned20072 km²
- Grassland Reserve Program (GRP), Rio Grande, COReserve ProgramIUCN V20052 km²
- Us-Co-93-1Conservation EasementIUCN Not Assigned20001 km²
- Us-Co-131-1Conservation EasementIUCN Not Assigned20031 km²
- Us-Co-94-4Conservation EasementIUCN Not Assigned20051 km²
- Us-Co-194-1Conservation EasementIUCN Not Assigned20061 km²
- CollerState Wildlife AreaIUCN Not Assigned19741 km²
- Us-Co-109-1Conservation EasementIUCN Not Assigned20010 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN