County · USA
Blackford
United States
Species observed
726
Observations
22 208
Area
427,2km²
Ecological tissue
Sample of 47 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 Blackford : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 111 interactions GloBI sur 4 types (connectance 10.3%, filtre Serrano α=0.2). 10 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
726 distinct species · 22 208 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,9°C
Annual rain
1 048mm
Warmest m°
28,0°C
Coldest m°
-6,7°C
Elevation: 273 m on average (min 259 m, max 288 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
6,5
Org. C
23,8g/kg
Clay
34,6%
Sand
15,2%
Silt
50,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiM
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)
Hydrology3 basins · 0 lakes · 5 rivers
Hydrology metrics for this exact territory
Stream length here
39,2km
Basins crossed
3
Max stream order
3
Max drainage
2 137km²
Discharge in basins
4,9m³/s
Mean precip.
951mm/an
Mean T°
9,8°C
Moisture idx
-0,08
Max snow
12%
Mean runoff
368mm/an
Mean elev. (basins)
274m
Watersheds crossing here
Rivers / streams (5, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,9nW
Built-up
65,3%
Pesticides
8,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)