Ontologia

Commune · FRA

Ferrensac

France

CfaTemperate, no dry season, hot summer(76 %)

Species observed

741

Observations

3 252

Area

12,9km²

Ecological tissue

Sample of 40 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 Ferrensac : 34 espèces + 6 bulles famille, 91 interactions GloBI documentées sur 5 types (connectance 11.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
40
Interactions affichées
91
Connectance
0.117
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

741 distinct species · 3 252 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 253 obs · 1 cellules
Obs. / cellule
≥ 3 253
3 253–3 252
3 253–3 252
3 253–3 252
< 3 253

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

823mm

Warmest m°

26,5°C

Coldest m°

2,4°C

Elevation: 87 m on average (min 75 m, max 127 m)

Bioclimatic detailsExpert
Annual mean temp.
13,4°C
Annual rain
823mm
Warmest month
26,5°C
Coldest month
2,4°C
Mean alt.
87m
Min
75m
Max
127m
Std. dev.
10m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(76 %)Temperate

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

Soil & lithology

pH H₂O

7,1

Org. C

30,9g/kg

Clay

27,6%

Sand

28,9%

Silt

43,5%

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

Dominant lithology: suGLiMaggregated to Lot-et-Garonne

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,0
Org. C
53,0g/kg
Clay
27,3%
Sand
29,4%
Silt
43,3%
5–15 cm
pH H₂O
7,1
Org. C
21,5g/kg
Clay
27,3%
Sand
28,9%
Silt
43,8%
15–30 cm
pH H₂O
7,1
Org. C
18,3g/kg
Clay
28,2%
Sand
28,3%
Silt
43,4%

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

Land cover

Forest17.8%
Crops55.4%
Built-up0.5%
Bare soil1.2%
Other (grassland, water…)25.1%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

8,2km

Basins crossed

1

Max stream order

3

Max drainage

1 340km²

Discharge in basins

0,2m³/s

Mean precip.

849mm/an

Mean T°

12,4°C

Moisture idx

-0,14

Max snow

2%

Mean runoff

419mm/an

Mean elev. (basins)

100m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

50,2%

Pesticides

45,0kg/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.