Ontologia

Commune · FRA

Saint-Agnin-sur-Bion

France

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

Species observed

952

Observations

7 942

Area

9,5km²

Ecological tissue

Sample of 31 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-Agnin-sur-Bion : 24 espèces reliées par 79 interactions GloBI sur 3 types (connectance 17.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
79
Connectance
0.170
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

952 distinct species · 7 942 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 942 obs · 1 cellules
Obs. / cellule
≥ 7 942
7 942–7 941
7 942–7 941
7 942–7 941
< 7 942

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

Climate

Mean T°

11,1°C

Annual rain

1 066mm

Warmest m°

25,0°C

Coldest m°

-1,7°C

Elevation: 440 m on average (min 351 m, max 495 m)

Bioclimatic detailsExpert
Annual mean temp.
11,1°C
Annual rain
1 066mm
Warmest month
25,0°C
Coldest month
-1,7°C
Mean alt.
440m
Min
351m
Max
495m
Std. dev.
25m
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

42,5g/kg

Clay

22,5%

Sand

36,3%

Silt

41,2%

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
67,7g/kg
Clay
20,4%
Sand
37,5%
Silt
42,1%
5–15 cm
pH H₂O
6,3
Org. C
39,8g/kg
Clay
20,9%
Sand
36,5%
Silt
42,6%
15–30 cm
pH H₂O
6,3
Org. C
20,0g/kg
Clay
26,3%
Sand
35,0%
Silt
38,8%

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

Land cover

Forest23.5%
Crops42.8%
Built-up1.1%
Bare soil1.2%
Other (grassland, water…)31.4%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

2,3km

Basins crossed

2

Max stream order

1

Max drainage

51 669km²

Discharge in basins

2,1m³/s

Mean precip.

906mm/an

Mean T°

10,7°C

Moisture idx

-0,01

Max snow

4%

Mean runoff

488mm/an

Mean elev. (basins)

366m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

113,7%

Pesticides

45,7kg/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.