Ontologia

Department · FRA

Nièvre

France

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

Species observed

8 356

Observations

1 738 874

Area

6 874,2km²

Ecological tissue

Sample of 30 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 Nièvre : 23 espèces + 7 bulles famille, 61 interactions GloBI documentées sur 3 types (connectance 14.0%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
30
Interactions affichées
61
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

8 356 distinct species · 1 738 874 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 738 874 obs · 205 cellules
Obs. / cellule
≥ 32 199
15 241–32 198
10 454–15 240
6 840–10 453
< 6 840

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

Climate

Mean T°

11,0°C

Annual rain

987mm

Warmest m°

23,9°C

Coldest m°

0,4°C

Elevation: 284 m on average (min 134 m, max 846 m)

Bioclimatic detailsExpert
Annual mean temp.
11,0°C
Annual rain
987mm
Warmest month
23,9°C
Coldest month
0,4°C
Mean alt.
284m
Min
134m
Max
846m
Std. dev.
109m
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

6,3

Org. C

36,3g/kg

Clay

28,5%

Sand

27,3%

Silt

44,2%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
61,7g/kg
Clay
27,8%
Sand
27,5%
Silt
44,7%
5–15 cm
pH H₂O
6,4
Org. C
29,8g/kg
Clay
27,7%
Sand
26,5%
Silt
45,8%
15–30 cm
pH H₂O
6,4
Org. C
17,4g/kg
Clay
30,0%
Sand
28,0%
Silt
42,0%

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

Land cover

Forest29.5%
Crops47.7%
Built-up0.5%
Bare soil0.3%
Other (grassland, water…)22.0%

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

Hydrology13 basins · 25 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

1 495,8km

Lake surface here

13,89km²

Basins crossed

13

Max stream order

6

Max drainage

36 607km²

Discharge in basins

387,1m³/s

Mean precip.

752mm/an

Mean T°

10,6°C

Moisture idx

-0,11

Max snow

15%

Mean runoff

278mm/an

Mean elev. (basins)

268m

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

47,6%

Pesticides

35,0kg/km²

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

Protected areas51

IUCN IV · 29IUCN Not Reported · 20IUCN V · 1IUCN Ia · 1

Morvan

IUCN V

Regional Nature Park · 1970

3 250 km²

Complete list

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

Sub-administrations200

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.