Ontologia

Commune · FRA

Saint-Nicolas-de-Macherin

France

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

Species observed

2 127

Observations

38 789

Area

10,3km²

Ecological tissue

Sample of 34 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 Saint-Nicolas-de-Macherin : 26 espèces reliées par 108 interactions GloBI sur 6 types (connectance 19.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
108
Connectance
0.193
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

2 127 distinct species · 38 789 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

38 789 obs · 1 cellules
Obs. / cellule
≥ 38 789
38 789–38 788
38 789–38 788
38 789–38 788
< 38 789

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

Climate

Mean T°

9,8°C

Annual rain

1 760mm

Warmest m°

23,3°C

Coldest m°

-3,6°C

Elevation: 647 m on average (min 536 m, max 782 m)

Bioclimatic detailsExpert
Annual mean temp.
9,8°C
Annual rain
1 760mm
Warmest month
23,3°C
Coldest month
-3,6°C
Mean alt.
647m
Min
536m
Max
782m
Std. dev.
72m
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

58,1g/kg

Clay

30,6%

Sand

32,1%

Silt

37,2%

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
6,1
Org. C
91,9g/kg
Clay
28,1%
Sand
33,8%
Silt
38,0%
5–15 cm
pH H₂O
6,2
Org. C
49,7g/kg
Clay
28,1%
Sand
33,1%
Silt
38,8%
15–30 cm
pH H₂O
6,2
Org. C
32,6g/kg
Clay
35,6%
Sand
29,5%
Silt
34,9%

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

Land cover

Forest51.7%
Crops19.6%
Built-up1.0%
Bare soil0.4%
Other (grassland, water…)27.4%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

10 252km²

Discharge in basins

1,9m³/s

Mean precip.

981mm/an

Mean T°

9,7°C

Moisture idx

0,08

Max snow

18%

Mean runoff

519mm/an

Mean elev. (basins)

580m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,3nW

Built-up

95,9%

Pesticides

43,7kg/km²

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

Protected areas1

IUCN V · 1

Chartreuse

IUCN V

Regional Nature Park · 1995

861 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.