Ontologia

Commune · FRA

Narcy

France

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

Species observed

779

Observations

5 071

Area

29,5km²

Ecological tissue

Sample of 31 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 Narcy : 25 espèces + 6 bulles famille, 65 interactions GloBI documentées sur 1 type (connectance 14.0%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
31
Interactions affichées
65
Connectance
0.140
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

779 distinct species · 5 071 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 071 obs · 1 cellules
Obs. / cellule
≥ 5 071
5 071–5 070
5 071–5 070
5 071–5 070
< 5 071

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

Climate

Mean T°

11,3°C

Annual rain

867mm

Warmest m°

24,2°C

Coldest m°

0,7°C

Elevation: 196 m on average (min 171 m, max 250 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
867mm
Warmest month
24,2°C
Coldest month
0,7°C
Mean alt.
196m
Min
171m
Max
250m
Std. dev.
18m
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

6,9

Org. C

27,3g/kg

Clay

33,0%

Sand

23,2%

Silt

43,8%

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

Dominant lithology: scGLiMaggregated to Nièvre

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
42,2g/kg
Clay
31,9%
Sand
23,8%
Silt
44,3%
5–15 cm
pH H₂O
7,0
Org. C
24,2g/kg
Clay
32,1%
Sand
22,9%
Silt
45,1%
15–30 cm
pH H₂O
7,0
Org. C
15,6g/kg
Clay
35,1%
Sand
22,9%
Silt
42,0%

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

Land cover

Forest17.0%
Crops72.0%
Built-up0.3%
Bare soil0.2%
Other (grassland, water…)10.6%

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

Hydrology1 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

14,4km

Basins crossed

1

Max stream order

3

Max drainage

34 086km²

Discharge in basins

6,2m³/s

Mean precip.

740mm/an

Mean T°

10,7°C

Moisture idx

-0,15

Max snow

6%

Mean runoff

256mm/an

Mean elev. (basins)

200m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

26,8%

Pesticides

45,2kg/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.