Ontologia

Commune · FRA

Grésy-sur-Isère

France

CfaTemperate, no dry season, hot summer(46 %)

Species observed

1 501

Observations

11 607

Area

8,8km²

Ecological tissue

Sample of 41 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 Grésy-sur-Isère : 38 espèces + 3 bulles famille, 77 interactions GloBI documentées sur 6 types (connectance 9.4%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
41
Interactions affichées
77
Connectance
0.094
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

1 501 distinct species · 11 607 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

11 608 obs · 1 cellules
Obs. / cellule
≥ 11 608
11 608–11 607
11 608–11 607
11 608–11 607
< 11 608

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

Climate

Mean T°

9,4°C

Annual rain

1 500mm

Warmest m°

23,4°C

Coldest m°

-5,7°C

Elevation: 691 m on average (min 293 m, max 1 750 m)

Bioclimatic detailsExpert
Annual mean temp.
9,4°C
Annual rain
1 500mm
Warmest month
23,4°C
Coldest month
-5,7°C
Mean alt.
691m
Min
293m
Max
1 750m
Std. dev.
446m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(46 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

82,2g/kg

Clay

23,1%

Sand

35,1%

Silt

41,8%

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

Dominant lithology: scGLiMaggregated to Savoie

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
119,2g/kg
Clay
22,0%
Sand
35,1%
Silt
42,9%
5–15 cm
pH H₂O
6,0
Org. C
78,5g/kg
Clay
22,7%
Sand
35,4%
Silt
41,8%
15–30 cm
pH H₂O
6,0
Org. C
48,8g/kg
Clay
24,6%
Sand
34,7%
Silt
40,7%

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

Land cover

Forest29.9%
Crops29.6%
Built-up1.1%
Bare soil1.1%
Other (grassland, water…)38.2%

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

Hydrology2 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

1,6km

Lake surface here

0,07km²

Basins crossed

2

Max stream order

5

Max drainage

4 985km²

Discharge in basins

0,1m³/s

Mean precip.

1 424mm/an

Mean T°

3,7°C

Moisture idx

0,50

Max snow

41%

Mean runoff

606mm/an

Mean elev. (basins)

1 770m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

107,3%

Pesticides

7,6kg/km²

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

Protected areas7

IUCN Not Reported · 3IUCN IV · 3IUCN V · 1

Les Bauges

IUCN IV

National Hunting and Wildlife Reserve · 1955

53 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.