Ontologia

Commune · FRA

Le Chaffal

France

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

Species observed

1 537

Observations

11 332

Area

12km²

Ecological tissue

Sample of 29 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 Le Chaffal : 23 espèces + 6 bulles famille, 54 interactions GloBI documentées sur 5 types (connectance 13.3%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
29
Interactions affichées
54
Connectance
0.133
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

1 537 distinct species · 11 332 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 337 obs · 1 cellules
Obs. / cellule
≥ 11 337
11 337–11 336
11 337–11 336
11 337–11 336
< 11 337

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

Climate

Mean T°

8,4°C

Annual rain

1 483mm

Warmest m°

21,9°C

Coldest m°

-3,6°C

Elevation: 972 m on average (min 821 m, max 1 229 m)

Bioclimatic detailsExpert
Annual mean temp.
8,4°C
Annual rain
1 483mm
Warmest month
21,9°C
Coldest month
-3,6°C
Mean alt.
972m
Min
821m
Max
1 229m
Std. dev.
58m
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

6,2

Org. C

57,8g/kg

Clay

31,0%

Sand

32,0%

Silt

37,0%

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

Dominant lithology: smGLiMaggregated to Drôme

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
89,8g/kg
Clay
29,0%
Sand
33,2%
Silt
37,8%
5–15 cm
pH H₂O
6,2
Org. C
51,7g/kg
Clay
30,3%
Sand
32,3%
Silt
37,5%
15–30 cm
pH H₂O
6,3
Org. C
31,9g/kg
Clay
33,6%
Sand
30,6%
Silt
35,9%

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

Land cover

Forest40.9%
Crops18.1%
Built-up0.1%
Bare soil0.8%
Other (grassland, water…)40.1%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,8km

Basins crossed

2

Max stream order

1

Max drainage

1 663km²

Discharge in basins

0,2m³/s

Mean precip.

959mm/an

Mean T°

8,9°C

Moisture idx

0,10

Max snow

26%

Mean runoff

421mm/an

Mean elev. (basins)

789m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

15,1%

Pesticides

31,3kg/km²

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

Protected areas2

IUCN V · 1IUCN Not Reported · 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.