Ontologia

Commune · FRA

Livron-sur-Drôme

France

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

Species observed

1 005

Observations

8 612

Area

41,1km²

Ecological tissue

Sample of 32 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 Livron-sur-Drôme : 26 espèces + 6 bulles famille, 70 interactions GloBI documentées sur 5 types (connectance 14.1%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
32
Interactions affichées
70
Connectance
0.141
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

1 005 distinct species · 8 612 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

8 612 obs · 1 cellules
Obs. / cellule
≥ 8 612
8 612–8 611
8 612–8 611
8 612–8 611
< 8 612

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

Climate

Mean T°

13,6°C

Annual rain

918mm

Warmest m°

28,3°C

Coldest m°

0,8°C

Elevation: 115 m on average (min 91 m, max 173 m)

Bioclimatic detailsExpert
Annual mean temp.
13,6°C
Annual rain
918mm
Warmest month
28,3°C
Coldest month
0,8°C
Mean alt.
115m
Min
91m
Max
173m
Std. dev.
22m
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

7,1

Org. C

34,7g/kg

Clay

28,3%

Sand

33,6%

Silt

38,2%

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
61,9g/kg
Clay
26,1%
Sand
34,3%
Silt
39,7%
5–15 cm
pH H₂O
7,1
Org. C
22,2g/kg
Clay
26,8%
Sand
34,1%
Silt
39,2%
15–30 cm
pH H₂O
7,1
Org. C
19,9g/kg
Clay
31,9%
Sand
32,3%
Silt
35,9%

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

Land cover

Forest9.4%
Crops52.4%
Built-up2.6%
Bare soil2.6%
Other (grassland, water…)33.0%

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

Hydrology3 basins · 0 lakes · 5 rivers

Hydrology metrics for this exact territory

Stream length here

9,9km

Basins crossed

3

Max stream order

7

Max drainage

70 572km²

Discharge in basins

28,0m³/s

Mean precip.

881mm/an

Mean T°

9,8°C

Moisture idx

0,00

Max snow

14%

Mean runoff

429mm/an

Mean elev. (basins)

605m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

1,5nW

Built-up

257,4%

Pesticides

44,0kg/km²

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

Protected areas7

IUCN Not Reported · 4IUCN IV · 3

Printegarde

IUCN Not Reported

Special Protection Area (Birds Directive) · 2018

7 km²

Complete list

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.