Ontologia

Commune · FRA

Manzac-sur-Vern

France

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

Species observed

908

Observations

5 907

Area

20,3km²

Ecological tissue

Sample of 38 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 Manzac-sur-Vern : 32 espèces + 6 bulles famille, 90 interactions GloBI documentées sur 5 types (connectance 12.8%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
38
Interactions affichées
90
Connectance
0.128
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

908 distinct species · 5 907 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 907 obs · 1 cellules
Obs. / cellule
≥ 5 907
5 907–5 906
5 907–5 906
5 907–5 906
< 5 907

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

Climate

Mean T°

12,9°C

Annual rain

903mm

Warmest m°

25,7°C

Coldest m°

2,2°C

Elevation: 145 m on average (min 117 m, max 192 m)

Bioclimatic detailsExpert
Annual mean temp.
12,9°C
Annual rain
903mm
Warmest month
25,7°C
Coldest month
2,2°C
Mean alt.
145m
Min
117m
Max
192m
Std. dev.
21m
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

36,8g/kg

Clay

31,7%

Sand

30,4%

Silt

37,9%

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

Dominant lithology: smGLiMaggregated to Dordogne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
60,2g/kg
Clay
30,8%
Sand
29,9%
Silt
39,3%
5–15 cm
pH H₂O
6,3
Org. C
30,9g/kg
Clay
31,7%
Sand
30,1%
Silt
38,1%
15–30 cm
pH H₂O
6,3
Org. C
19,3g/kg
Clay
32,5%
Sand
31,1%
Silt
36,4%

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

Land cover

Forest41.1%
Crops29.1%
Built-up0.5%
Bare soil0.7%
Other (grassland, water…)28.6%

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

Hydrology1 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

9,7km

Basins crossed

1

Max stream order

3

Max drainage

3 807km²

Discharge in basins

0,7m³/s

Mean precip.

892mm/an

Mean T°

12,1°C

Moisture idx

-0,08

Max snow

3%

Mean runoff

513mm/an

Mean elev. (basins)

136m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

47,5%

Pesticides

35,7kg/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.