Collegiate Peaks
IUCN IbWilderness · 1980
673 km²
County · USA
Chaffee
United States
DfcCold, no dry season, cold summer(46 %)
Species observed
3 157
Observations
251 749
Area
2 631,9km²
Ecological tissue
Sample of 32 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 Chaffee : 24 espèces reliées par 66 interactions GloBI sur 5 types (connectance 13.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
32
Interactions affichées
66
Connectance
0.133
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
3 157 distinct species · 251 749 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
0,3°C
Annual rain
554mm
Warmest m°
20,3°C
Coldest m°
-17,8°C
Elevation: 3 040 m on average (min 2 154 m, max 4 109 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
0,3°C
Annual rain
554mm
Warmest month
20,3°C
Coldest month
-17,8°C
Mean alt.
3 040m
Min
2 154m
Max
4 109m
Std. dev.
490m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(46 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
41,4g/kg
Clay
17,4%
Sand
51,3%
Silt
31,3%
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
6,2
Org. C
75,8g/kg
Clay
17,0%
Sand
50,8%
Silt
32,2%
5–15 cm
pH H₂O
6,3
Org. C
30,8g/kg
Clay
17,6%
Sand
50,8%
Silt
31,6%
15–30 cm
pH H₂O
6,4
Org. C
17,5g/kg
Clay
17,6%
Sand
52,4%
Silt
30,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest34.3%
Crops1.1%
Built-up0.2%
Bare soil12.7%
Other (grassland, water…)51.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 3 lakes · 49 rivers
Hydrology metrics for this exact territory
Stream length here
579,5km
Lake surface here
1,52km²
Basins crossed
8
Max stream order
4
Max drainage
5 593km²
Discharge in basins
3,0m³/s
Mean precip.
506mm/an
Mean T°
0,6°C
Moisture idx
-0,32
Max snow
50%
Mean runoff
70mm/an
Mean elev. (basins)
3 119m
Watersheds crossing here
- Bassin de Arkansas Riversub-area3 053,9 km²overlap2049.34 km²78%
- Bassin de Poncha Creeksub-area564,8 km²overlap467.79 km²18%
- Bassin de Arkansas Riversub-area1 974 km²overlap93.88 km²4%
- Bassin de Taylor Riversub-area2 626,2 km²overlap7.78 km²0%
- Bassin de Middle Fork South Platte Riversub-area5 466,7 km²overlap5.65 km²0%
- Bassin de San Luis Creeksub-area1 892,6 km²overlap3.57 km²0%
- Bassin de Tomichi Creeksub-area1 514,3 km²overlap3.53 km²0%
- Bassin de Roaring Fork Riversub-area1 308 km²overlap0.37 km²0%
Lakes (3, top by area)
Rivers / streams (49, ord ≥ 4)
- Arkansas Riverord 9len here91.06 km3%total3511 km
- Chalk Creekord 2len here40.25 km100%total40 km
- Trout Creekord 4len here32.39 km16%total196 km
- Cottonwood Creekord 5len here23.76 km2%total1014 km
- South Arkansas Riverord 3len here21.37 km100%total21 km
- Browns Creekord 4len here20.75 km22%total96 km
- North Cottonwood Creekord 4len here19.20 km65%total29 km
- Fourmile Creekord 7len here18.96 km4%total521 km
- Ute Creekord 5len here17.35 km50%total35 km
- South Cottonwood Creekord 2len here16.69 km39%total43 km
- Clear Creekord 6len here16.24 km1%total1466 km
- Middle Cottonwood Creekord 2len here15.92 km61%total26 km
37 more river segmentssorted by Strahler order + length
- McCoy Creekord 2len here14.77 km50%total30 km
- Pine Creekord 4len here14.49 km3%total522 km
- Little Cochetopa Creekord 2len here13.68 km100%total14 km
- Railroad Gulchord 2len here13.05 km100%total13 km
- Three Elk Creekord 4len here11.55 km100%total12 km
- Eddy Creekord 6len here11.02 km23%total47 km
- Green Creekord 2len here10.85 km34%total32 km
- Poncha Creekord 2len here10.02 km53%total19 km
- Tabequache Creekord 1len here9.29 km100%total9 km
- Sand Creekord 5len here8.70 km1%total1636 km
- Lake Forkord 3len here8.56 km9%total97 km
- Middle Fork South Arkansas Riverord 2len here8.54 km100%total9 km
- South Fork Lake Creekord 2len here8.26 km86%total10 km
- Frenchman Creekord 5len here7.88 km2%total371 km
- Maxwell Creekord 1len here7.78 km32%total24 km
- South Fork Sevenmile Creekord 1len here7.30 km100%total7 km
- Pass Creekord 4len here6.37 km5%total122 km
- South Fooses Creekord 2len here6.34 km100%total6 km
- North Fork Chalk Creekord 1len here5.71 km100%total6 km
- Little Cottonwood Creekord 2len here5.63 km10%total57 km
- South Fork Clear Creekord 1len here5.60 km100%total6 km
- Como Creekord 3len here5.40 km24%total22 km
- Murry Ditchord 3len here5.05 km100%total5 km
- Blackbear Creekord 1len here5.03 km100%total5 km
- Pioneer Ditchord 1len here4.55 km100%total5 km
- Trout Creek Ditchord 4len here4.20 km100%total4 km
- Droz Creekord 2len here3.64 km100%total4 km
- Baldwin Creekord 5len here3.59 km10%total37 km
- Thompson Creekord 9len here3.50 km2%total221 km
- Lake Creekord 6len here2.81 km1%total262 km
- Cache Creekord 2len here2.76 km2%total118 km
- Grays Creekord 2len here2.13 km4%total54 km
- Stafford Gulchord 1len here2.08 km100%total2 km
- Threemile Creekord 7len here1.90 km1%total136 km
- Four Elk Creekord 1len here1.85 km100%total2 km
- North Fooses Creekord 1len here1.50 km100%total1 km
- Silver Creekord 5len here0.21 km0%total954 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
18,3%
Pesticides
1,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas18
IUCN Not Assigned · 8IUCN V · 6IUCN Ib · 4
Buffalo Peaks
IUCN IbWilderness · 1993
167 km²
Browns Canyon
IUCN VNational Monument
88 km²
Browns Canyon
IUCN IbWilderness Study Area · 1993
30 km²
Chubb
IUCN Not AssignedPark · 2009
2 km²
Rafter 26
IUCN VConservation Easement · 2010
2 km²
Complete list18 protected areas
- Collegiate PeaksWildernessIUCN Ib1980673 km²
- Buffalo PeaksWildernessIUCN Ib1993167 km²
- Browns CanyonNational MonumentIUCN V88 km²
- Browns CanyonWilderness Study AreaIUCN Ib199330 km²
- ChubbParkIUCN Not Assigned20092 km²
- Rafter 26Conservation EasementIUCN V20102 km²
- KOK RanchConservation EasementIUCN V20101 km²
- GraniteState Wildlife AreaIUCN V1 km²
- Big BendState Wildlife AreaIUCN Not Assigned0 km²
- Frantz LakeState Wildlife AreaIUCN Ib0 km²
- Buena VistaState Wildlife AreaIUCN Not Assigned0 km²
- Everett Fishing LeConservation EasementIUCN Not Assigned0 km²
- Love MeadowsState Wildlife AreaIUCN Not Assigned19960 km²
- Johnson VillageState Wildlife AreaIUCN Not Assigned0 km²
- Cottonwood CreekState Wildlife AreaIUCN V0 km²
- Champion FishingEasementIUCN Not Assigned19930 km²
- HarmonState Wildlife AreaIUCN Not Assigned0 km²
- South MainOpen SpaceIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN