Ontologia

County · USA

Harper

United States

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

Species observed

970

Observations

27 420

Area

2 077,4km²

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 Harper : 26 espèces reliées par 63 interactions GloBI sur 3 types (connectance 11.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
63
Connectance
0.119
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

970 distinct species · 27 420 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

27 420 obs · 49 cellules
Obs. / cellule
≥ 6 588
1 933–6 587
218–1 932
72–217
< 72

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

Climate

Mean T°

14,3°C

Annual rain

852mm

Warmest m°

33,6°C

Coldest m°

-3,1°C

Elevation: 418 m on average (min 362 m, max 527 m)

Bioclimatic detailsExpert
Annual mean temp.
14,3°C
Annual rain
852mm
Warmest month
33,6°C
Coldest month
-3,1°C
Mean alt.
418m
Min
362m
Max
527m
Std. dev.
34m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

13,4g/kg

Clay

21,4%

Sand

40,1%

Silt

38,5%

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

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
21,9g/kg
Clay
20,7%
Sand
40,4%
Silt
38,9%
5–15 cm
pH H₂O
6,3
Org. C
10,2g/kg
Clay
20,8%
Sand
40,5%
Silt
38,7%
15–30 cm
pH H₂O
6,4
Org. C
8,0g/kg
Clay
22,7%
Sand
39,5%
Silt
37,8%

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

Land cover

Forest5.8%
Crops53.5%
Built-up0.1%
Bare soil1.6%
Other (grassland, water…)39.0%

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

Hydrology7 basins · 2 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

85,7km

Lake surface here

0,52km²

Basins crossed

7

Max stream order

3

Max drainage

2 539km²

Discharge in basins

10,3m³/s

Mean precip.

744mm/an

Mean T°

14,1°C

Moisture idx

-0,42

Max snow

2%

Mean runoff

143mm/an

Mean elev. (basins)

411m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

10,2%

Pesticides

16,0kg/km²

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

Protected areas1

IUCN V · 1

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