Sangre de Cristo
IUCN IbWilderness Area · 1993
890 km²
County · USA
Alamosa
United States
BSkArid, steppe, cold(89 %)
Species observed
1 944
Observations
106 502
Area
1 869,9km²
Ecological tissue
Sample of 33 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 Alamosa : 25 espèces reliées par 80 interactions GloBI sur 4 types (connectance 15.2%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
80
Connectance
0.151
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
1 944 distinct species · 106 502 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
6,1°C
Annual rain
257mm
Warmest m°
26,7°C
Coldest m°
-13,6°C
Elevation: 2 375 m on average (min 2 288 m, max 4 008 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
6,1°C
Annual rain
257mm
Warmest month
26,7°C
Coldest month
-13,6°C
Mean alt.
2 375m
Min
2 288m
Max
4 008m
Std. dev.
246m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(89 %)Arid
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
8,0
Org. C
15,8g/kg
Clay
17,1%
Sand
60,5%
Silt
22,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: viGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
8,0
Org. C
19,7g/kg
Clay
14,6%
Sand
62,3%
Silt
23,1%
5–15 cm
pH H₂O
8,0
Org. C
14,5g/kg
Clay
16,8%
Sand
60,5%
Silt
22,7%
15–30 cm
pH H₂O
8,1
Org. C
13,2g/kg
Clay
19,9%
Sand
58,5%
Silt
21,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest5.4%
Crops11.1%
Built-up0.2%
Bare soil19.5%
Other (grassland, water…)63.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology14 basins · 14 lakes · 35 rivers
Hydrology metrics for this exact territory
Stream length here
455,0km
Lake surface here
6,61km²
Basins crossed
14
Max stream order
6
Max drainage
16 729km²
Discharge in basins
110,5m³/s
Mean precip.
315mm/an
Mean T°
4,5°C
Moisture idx
-0,67
Max snow
33%
Mean runoff
41mm/an
Mean elev. (basins)
2 518m
Watersheds crossing here
- Bassin de Franklin Eddy Canalsub-area794,1 km²overlap591.66 km²32%
- Bassin de Rio Grande Drainsub-area528,1 km²overlap361.23 km²19%
- Bassin de Rio Grandesub-area1 810,9 km²overlap309.76 km²17%
- Bassin de Rock Creeksub-area883,3 km²overlap227.94 km²12%
- Bassin de Little Spring Creeksub-area308,4 km²overlap178.04 km²10%
- Bassin de la Jara Creeksub-area2 316,5 km²overlap80.82 km²4%
- Bassin de Tenfoot Lateralsub-area87 km²overlap41.01 km²2%
- Bassin de Sand Creeksub-area217,3 km²overlap40.44 km²2%
- Bassin de Franklin Eddy Canalsub-area158 km²overlap20.72 km²1%
5 more basinssorted by overlap
Lakes (14, top by area)
- San Luis Lakearea3,4 km²avg depth2.3 m
- Lac 1058668area0,7 km²avg depth2.2 m
- Lac 1058858area0,4 km²avg depth1.9 m
- Lac 1058833area0,3 km²avg depth2.5 m
- Lac 1058864area0,3 km²avg depth2.1 m
- Lac 1058936area0,3 km²avg depth1.2 m
- Lac 1058678area0,2 km²avg depth1.6 m
- Lac 1058997area0,2 km²avg depth1.4 m
- Lac 1058834area0,2 km²avg depth1.9 m
Rivers / streams (35, ord ≥ 4)
- Franklin Eddy Canalord 5len here89.21 km61%total147 km
- Rio Grande Drainord 2len here33.49 km69%total48 km
- Prairie Ditchord 2len here33.11 km96%total34 km
- North Zapata Creekord 1len here26.07 km100%total26 km
- Little Spring Creekord 2len here24.92 km100%total25 km
- Rio Grandeord 7len here19.47 km1%total1320 km
- Rock Creekord 4len here19.00 km36%total53 km
- South Zapata Creekord 1len here18.47 km100%total18 km
- Costilla Canalord 4len here17.90 km100%total18 km
- Big Spring Creekord 2len here14.49 km56%total26 km
- San Luis Creekord 5len here12.86 km14%total92 km
- Carmel Drain Ditchord 1len here12.82 km100%total13 km
23 more river segmentssorted by Strahler order + length
- Waverly Drain Ditchord 3len here11.75 km100%total12 km
- Denver Colony Lateralord 2len here10.91 km93%total12 km
- Brownlow Lateralord 2len here9.67 km58%total17 km
- Hickory Jackson Ditchord 4len here9.30 km100%total9 km
- Adams Overflow Ditchord 3len here9.01 km100%total9 km
- Alamosa Farm Lateralord 2len here8.06 km69%total12 km
- La Jara Creekord 4len here7.89 km8%total100 km
- Urraca Creekord 1len here7.63 km100%total8 km
- South Lateralord 4len here7.19 km100%total7 km
- Hooper Lateralord 2len here7.17 km100%total7 km
- Alamosa Riverord 2len here6.89 km21%total33 km
- Centennial Ditchord 1len here6.82 km100%total7 km
- Streator Lateralord 1len here6.46 km100%total6 km
- Pioneer Creekord 1len here5.27 km100%total5 km
- Sanderson Ditchord 3len here4.54 km65%total7 km
- Seamans Ditchord 3len here4.29 km48%total9 km
- Mosca Creekord 1len here3.65 km100%total4 km
- Arena Creekord 2len here3.03 km46%total7 km
- Sand Creekord 1len here1.91 km11%total17 km
- Lower Centennial Ditchord 4len here1.00 km12%total8 km
- Medano Creekord 2len here0.37 km2%total20 km
- Tenfoot Lateralord 1len here0.29 km3%total11 km
- Central Lateralord 5len here0.06 km2%total3 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,3nW
Built-up
20,5%
Pesticides
26,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas21
IUCN V · 8IUCN Not Assigned · 6IUCN Ib · 3IUCN IV · 3IUCN Ia · 1
Sangre De Cristo
IUCN VConservation Area
673 km²
Great Sand Dunes
IUCN VNational Preserve
553 km²
Baca
IUCN IVNational Wildlife Refuge · 2003
348 km²
Great Sand Dunes/San Luis Lakes
IUCN VLake · 2003
227 km²
Medano / Zapata Ranch
IUCN VConservation Easement
154 km²
Complete list21 protected areas
- Sangre de CristoWilderness AreaIUCN Ib1993890 km²
- Sangre De CristoConservation AreaIUCN V673 km²
- Great Sand DunesNational PreserveIUCN V553 km²
- BacaNational Wildlife RefugeIUCN IV2003348 km²
- Great Sand Dunes/San Luis LakesLakeIUCN V2003227 km²
- Medano / Zapata RanchConservation EasementIUCN V154 km²
- Great Sand DunesWilderness AreaIUCN Ib1976132 km²
- Monte VistaNational Wildlife RefugeIUCN IV195360 km²
- AlamosaNational Wildlife RefugeIUCN IV196249 km²
- North ZapataResearch Natural AreaIUCN Ia199825 km²
- Wetlands Reserve Program (WRP), Alamosa, COReserve ProgramIUCN V19967 km²
- Greenie MountainEasementIUCN V20037 km²
- Eastern San Luis ValleyEasementIUCN V20025 km²
- Us-Co-158-2Conservation EasementIUCN Not Assigned20062 km²
- Us-Co-79-1Conservation EasementIUCN Not Assigned20002 km²
- Us-Co-124-3Conservation EasementIUCN Not Assigned20072 km²
- Papa KealWilderness Study AreaIUCN Ib19932 km²
- Us-Co-93-1Conservation EasementIUCN Not Assigned20001 km²
- Us-Co-134-1Conservation EasementIUCN Not Assigned20051 km²
- Us-Co-158-1Conservation EasementIUCN Not Assigned20051 km²
- Medano/Zapata RanchNational Land Trust LandsIUCN V19980 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN