Ontologia

Subdivision · FRA

Grignols

France

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

Species observed

1 761

Observations

45 019

Area

129,1km²

Ecological tissue

Sample of 35 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 Grignols : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 137 interactions GloBI sur 5 types (connectance 21.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
137
Connectance
0.217
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

1 761 distinct species · 45 019 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

45 019 obs · 9 cellules
Obs. / cellule
≥ 7 963
7 963–7 962
7 228–7 962
4 395–7 227
< 4 395

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

Climate

Mean T°

13,4°C

Annual rain

910mm

Warmest m°

26,8°C

Coldest m°

2,4°C

Elevation: 117 m on average (min 77 m, max 147 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
910mm
Warmest month
26,8°C
Coldest month
2,4°C
Mean alt.
117m
Min
77m
Max
147m
Std. dev.
17m
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

6,1

Org. C

37,4g/kg

Clay

22,1%

Sand

47,5%

Silt

30,4%

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

Dominant lithology: suGLiMaggregated to Gironde

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
64,5g/kg
Clay
22,5%
Sand
47,3%
Silt
30,3%
5–15 cm
pH H₂O
6,1
Org. C
28,8g/kg
Clay
20,6%
Sand
49,1%
Silt
30,4%
15–30 cm
pH H₂O
6,1
Org. C
18,8g/kg
Clay
23,2%
Sand
46,2%
Silt
30,6%

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

Land cover

Forest55.6%
Crops18.0%
Built-up0.4%
Bare soil0.5%
Other (grassland, water…)25.5%

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

Hydrology4 basins · 1 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

24,6km

Lake surface here

0,03km²

Basins crossed

4

Max stream order

3

Max drainage

52 920km²

Discharge in basins

76,6m³/s

Mean precip.

911mm/an

Mean T°

12,4°C

Moisture idx

-0,07

Max snow

8%

Mean runoff

396mm/an

Mean elev. (basins)

89m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

39,9%

Pesticides

25,3kg/km²

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

Protected areas6

IUCN Not Reported · 4IUCN V · 1IUCN IV · 1🌊 Marine · 1

Vallée du Ciron

IUCN Not Reported

Special Areas of Conservation (Habitats Directive) · 2016

34 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations8

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.