Ontologia

County · USA

Colfax

United States

DfaCold, no dry season, hot summer(100 %)

Species observed

410

Observations

6 650

Area

1 091,3km²

Ecological tissue

Sample of 43 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 Colfax : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 88 interactions GloBI sur 4 types (connectance 9.7%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
88
Connectance
0.098
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

410 distinct species · 6 650 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 650 obs · 30 cellules
Obs. / cellule
≥ 2 486
531–2 485
244–530
75–243
< 75

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

10,1°C

Annual rain

770mm

Warmest m°

29,9°C

Coldest m°

-8,6°C

Elevation: 453 m on average (min 397 m, max 519 m)

Bioclimatic detailsExpert
Annual mean temp.
10,1°C
Annual rain
770mm
Warmest month
29,9°C
Coldest month
-8,6°C
Mean alt.
453m
Min
397m
Max
519m
Std. dev.
30m
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

6,4

Org. C

20,5g/kg

Clay

35,4%

Sand

12,4%

Silt

52,2%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: smGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
30,1g/kg
Clay
35,0%
Sand
12,7%
Silt
52,4%
5–15 cm
pH H₂O
6,3
Org. C
17,7g/kg
Clay
35,1%
Sand
12,6%
Silt
52,3%
15–30 cm
pH H₂O
6,5
Org. C
13,7g/kg
Clay
36,1%
Sand
11,9%
Silt
51,9%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest4.3%
Crops79.1%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)15.8%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology6 basins · 2 lakes · 13 rivers

Hydrology metrics for this exact territory

Stream length here

233,9km

Lake surface here

0,57km²

Basins crossed

6

Max stream order

7

Max drainage

195 682km²

Discharge in basins

277,8m³/s

Mean precip.

719mm/an

Mean T°

9,6°C

Moisture idx

-0,33

Max snow

13%

Mean runoff

159mm/an

Mean elev. (basins)

463m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

27,0%

Pesticides

24,6kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas2

IUCN V · 2

Whitetail

IUCN V

Wildlife Management Area · 1965

1 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN