County · USA
Archer
United States
Species observed
1 045
Observations
38 085
Area
2 400,1km²
Ecological tissue
Sample of 36 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).
Indicateurs du tissu écologique
Tissu écologique de Archer : 30 espèces reliées par 73 interactions GloBI sur 3 types (connectance 11.6%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 045 distinct species · 38 085 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,2°C
Annual rain
804mm
Warmest m°
35,1°C
Coldest m°
2,3°C
Elevation: 327 m on average (min 278 m, max 401 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
7,0
Org. C
14,0g/kg
Clay
28,9%
Sand
26,7%
Silt
44,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology13 basins · 7 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
201,9km
Lake surface here
25,31km²
Basins crossed
13
Max stream order
5
Max drainage
33 254km²
Discharge in basins
8,7m³/s
Mean precip.
726mm/an
Mean T°
17,6°C
Moisture idx
-0,51
Mean runoff
61mm/an
Mean elev. (basins)
334m
Watersheds crossing here
- Bassin de North Fork Little Wichita Riversub-area794,8 km²overlap438.34 km²18%
- Bassin de Middle Fork Little Wichita Riversub-area420 km²overlap417.71 km²17%
- Bassin de Holliday Creeksub-area389,8 km²overlap286.63 km²12%
- Bassin de West Fork Trinity Riversub-area683,5 km²overlap278.25 km²12%
- Bassin de Little Wichita Riversub-area219,5 km²overlap219.43 km²9%
- Bassin de Little Wichita Riversub-area188,9 km²overlap188.82 km²8%
- Bassin de Little Wichita Riversub-area460,9 km²overlap175.45 km²7%
- Bassin de Little Wichita Riversub-area198,9 km²overlap156.63 km²7%
- Bassin de Wichita Riversub-area1 122,5 km²overlap120.95 km²5%
Lakes (7, top by area)
Rivers / streams (10, ord ≥ 4)
- Little Wichita Riverord 4len here55.85 km38%total147 km
- Middle Fork Little Wichita Riverord 4len here31.07 km100%total31 km
- West Fork Trinity Riverord 5len here27.99 km7%total394 km
- North Fork Little Wichita Riverord 4len here21.22 km100%total21 km
- Wichita Riverord 6len here16.78 km6%total288 km
- Holliday Creekord 2len here13.91 km33%total43 km
- Curtis Creekord 1len here12.81 km100%total13 km
- South Fork Little Wichita Riverord 2len here8.38 km100%total8 km
- South Fork Trinity Riverord 1len here8.18 km72%total11 km
- Pecan Creekord 2len here5.68 km6%total89 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
14,6%
Pesticides
3,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)