Ontologia

Commune · FRA

Saint-Pierre-de-Chérennes

France

CfbTemperate, no dry season, warm summer(68 %)

Species observed

1 475

Observations

13 922

Area

12,2km²

Ecological tissue

Sample of 40 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 Saint-Pierre-de-Chérennes : 35 espèces + 5 bulles famille, 102 interactions GloBI documentées sur 4 types (connectance 13.1%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
40
Interactions affichées
102
Connectance
0.131
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

1 475 distinct species · 13 922 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

13 928 obs · 1 cellules
Obs. / cellule
≥ 13 928
13 928–13 927
13 928–13 927
13 928–13 927
< 13 928

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

Climate

Mean T°

9,4°C

Annual rain

1 616mm

Warmest m°

23,0°C

Coldest m°

-3,6°C

Elevation: 743 m on average (min 215 m, max 1 356 m)

Bioclimatic detailsExpert
Annual mean temp.
9,4°C
Annual rain
1 616mm
Warmest month
23,0°C
Coldest month
-3,6°C
Mean alt.
743m
Min
215m
Max
1 356m
Std. dev.
359m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(68 %)Temperate

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

Soil & lithology

pH H₂O

6,6

Org. C

38,4g/kg

Clay

22,8%

Sand

38,1%

Silt

39,1%

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

Dominant lithology: scGLiMaggregated to Isère

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,5
Org. C
65,3g/kg
Clay
20,7%
Sand
38,8%
Silt
40,5%
5–15 cm
pH H₂O
6,7
Org. C
30,3g/kg
Clay
20,5%
Sand
38,9%
Silt
40,6%
15–30 cm
pH H₂O
6,7
Org. C
19,7g/kg
Clay
27,3%
Sand
36,5%
Silt
36,3%

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

Land cover

Forest62.8%
Crops12.5%
Built-up0.4%
Bare soil0.4%
Other (grassland, water…)23.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,6km

Basins crossed

2

Max stream order

6

Max drainage

10 252km²

Discharge in basins

1,7m³/s

Mean precip.

1 005mm/an

Mean T°

9,1°C

Moisture idx

0,13

Max snow

26%

Mean runoff

506mm/an

Mean elev. (basins)

702m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

44,4%

Pesticides

41,2kg/km²

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

Protected areas1

IUCN V · 1

Vercors

IUCN V

Regional Nature Park · 1970

2 060 km²

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

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.