Ontologia

Commune · FRA

Longechenal

France

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

Species observed

2 948

Observations

42 318

Area

8,2km²

Ecological tissue

Sample of 36 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 Longechenal : 25 espèces reliées par 104 interactions GloBI sur 6 types (connectance 15.6%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
104
Connectance
0.156
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

2 948 distinct species · 42 318 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

42 318 obs · 2 cellules
Obs. / cellule
≥ 21 425
21 425–21 424
21 425–21 424
21 425–21 424
< 21 425

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

Climate

Mean T°

10,6°C

Annual rain

1 215mm

Warmest m°

24,2°C

Coldest m°

-2,4°C

Elevation: 535 m on average (min 488 m, max 593 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
1 215mm
Warmest month
24,2°C
Coldest month
-2,4°C
Mean alt.
535m
Min
488m
Max
593m
Std. dev.
28m
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

6,3

Org. C

36,4g/kg

Clay

23,6%

Sand

38,0%

Silt

38,5%

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
59,8g/kg
Clay
22,2%
Sand
38,8%
Silt
39,1%
5–15 cm
pH H₂O
6,3
Org. C
28,4g/kg
Clay
22,3%
Sand
38,4%
Silt
39,3%
15–30 cm
pH H₂O
6,3
Org. C
20,9g/kg
Clay
26,2%
Sand
36,7%
Silt
37,1%

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

Land cover

Forest26.1%
Crops51.3%
Built-up1.0%
Bare soil1.4%
Other (grassland, water…)20.2%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

658km²

Discharge in basins

0,1m³/s

Mean precip.

940mm/an

Mean T°

10,6°C

Moisture idx

0,02

Max snow

4%

Mean runoff

467mm/an

Mean elev. (basins)

422m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

96,1%

Pesticides

47,2kg/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.