Ontologia

Commune · FRA

Chalancon

France

CfbTemperate, no dry season, warm summer(93 %)

Species observed

1 273

Observations

30 046

Area

35,4km²

Ecological tissue

Sample of 6 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 Chalancon : 6 espèces + 0 bulles famille, 4 interactions GloBI documentées sur 1 type (connectance 26.7%, filtre Serrano α=0.2).

Espèces affichées
6
Interactions affichées
4
Connectance
0.267
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

1 273 distinct species · 30 046 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

30 046 obs · 1 cellules
Obs. / cellule
≥ 30 046
30 046–30 045
30 046–30 045
30 046–30 045
< 30 046

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

Climate

Mean T°

8,9°C

Annual rain

1 118mm

Warmest m°

22,7°C

Coldest m°

-3,6°C

Elevation: 952 m on average (min 744 m, max 1 286 m)

Bioclimatic detailsExpert
Annual mean temp.
8,9°C
Annual rain
1 118mm
Warmest month
22,7°C
Coldest month
-3,6°C
Mean alt.
952m
Min
744m
Max
1 286m
Std. dev.
134m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(93 %)Temperate

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

Soil & lithology

pH H₂O

7,1

Org. C

52,1g/kg

Clay

27,9%

Sand

29,8%

Silt

42,2%

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
7,0
Org. C
75,0g/kg
Clay
27,2%
Sand
30,2%
Silt
42,6%
5–15 cm
pH H₂O
7,2
Org. C
46,2g/kg
Clay
27,0%
Sand
30,1%
Silt
42,9%
15–30 cm
pH H₂O
7,2
Org. C
35,0g/kg
Clay
29,7%
Sand
29,1%
Silt
41,2%

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

Land cover

Forest45.0%
Crops1.3%
Built-up0.1%
Bare soil3.7%
Other (grassland, water…)50.0%

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

Hydrology2 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

5,9km

Basins crossed

2

Max stream order

2

Max drainage

74 988km²

Discharge in basins

12,0m³/s

Mean precip.

906mm/an

Mean T°

9,9°C

Moisture idx

0,02

Max snow

14%

Mean runoff

389mm/an

Mean elev. (basins)

631m

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

Human pressure

Pop. density

0hab/km²

Built-up

7,6%

Pesticides

41,7kg/km²

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

Protected areas1

IUCN V · 1

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.