Ontologia

Commune · FRA

Harcanville

France

CfbTemperate, no dry season, warm summer(100 %)

Species observed

1 263

Observations

3 570

Area

7,5km²

Ecological tissue

Sample of 38 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 Harcanville : 27 espèces reliées par 106 interactions GloBI sur 7 types (connectance 15.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
106
Connectance
0.151
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

1 263 distinct species · 3 570 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 570 obs · 1 cellules
Obs. / cellule
≥ 3 570
3 570–3 569
3 570–3 569
3 570–3 569
< 3 570

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

Climate

Mean T°

10,5°C

Annual rain

971mm

Warmest m°

20,8°C

Coldest m°

1,9°C

Elevation: 137 m on average (min 129 m, max 144 m)

Bioclimatic detailsExpert
Annual mean temp.
10,5°C
Annual rain
971mm
Warmest month
20,8°C
Coldest month
1,9°C
Mean alt.
137m
Min
129m
Max
144m
Std. dev.
5m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,4

Org. C

32,2g/kg

Clay

16,5%

Sand

14,2%

Silt

69,3%

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

Dominant lithology: smGLiMaggregated to Seine-Maritime

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
54,4g/kg
Clay
15,6%
Sand
13,9%
Silt
70,5%
5–15 cm
pH H₂O
6,5
Org. C
23,4g/kg
Clay
16,3%
Sand
13,3%
Silt
70,5%
15–30 cm
pH H₂O
6,4
Org. C
18,8g/kg
Clay
17,7%
Sand
15,3%
Silt
66,9%

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

Land cover

Forest7.3%
Crops74.3%
Built-up0.7%
Bare soil0.7%
Other (grassland, water…)17.1%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

365km²

Discharge in basins

0,2m³/s

Mean precip.

724mm/an

Mean T°

10,1°C

Moisture idx

-0,04

Max snow

7%

Mean runoff

632mm/an

Mean elev. (basins)

122m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

70,1%

Pesticides

46,2kg/km²

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

France-specific data (Phase 2)

ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.