Ontologia

Commune · FRA

Charvieu-Chavagneux

France

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

Species observed

1 418

Observations

16 599

Area

8,7km²

Ecological tissue

Sample of 35 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 Charvieu-Chavagneux : 26 espèces + 9 bulles famille, 91 interactions GloBI documentées sur 5 types (connectance 15.3%, filtre Serrano α=0.2). Les 9 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
35
Interactions affichées
91
Connectance
0.153
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

1 418 distinct species · 16 599 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 599 obs · 1 cellules
Obs. / cellule
≥ 16 599
16 599–16 598
16 599–16 598
16 599–16 598
< 16 599

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

Climate

Mean T°

12,3°C

Annual rain

925mm

Warmest m°

26,2°C

Coldest m°

-0,6°C

Elevation: 219 m on average (min 207 m, max 232 m)

Bioclimatic detailsExpert
Annual mean temp.
12,3°C
Annual rain
925mm
Warmest month
26,2°C
Coldest month
-0,6°C
Mean alt.
219m
Min
207m
Max
232m
Std. dev.
10m
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

6,4

Org. C

35,4g/kg

Clay

23,2%

Sand

35,5%

Silt

41,2%

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
6,3
Org. C
56,7g/kg
Clay
22,3%
Sand
35,9%
Silt
41,7%
5–15 cm
pH H₂O
6,4
Org. C
26,8g/kg
Clay
21,4%
Sand
35,8%
Silt
42,7%
15–30 cm
pH H₂O
6,4
Org. C
22,6g/kg
Clay
25,9%
Sand
34,7%
Silt
39,4%

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

Land cover

Forest8.7%
Crops34.1%
Built-up8.2%
Bare soil0.9%
Other (grassland, water…)48.0%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,3km

Basins crossed

2

Max stream order

3

Max drainage

20 420km²

Discharge in basins

2,8m³/s

Mean precip.

890mm/an

Mean T°

10,9°C

Moisture idx

-0,02

Max snow

4%

Mean runoff

499mm/an

Mean elev. (basins)

330m

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

Human pressure

Pop. density

5hab/km²

Night light

6,5nW

Built-up

816,4%

Pesticides

46,7kg/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.