Ontologia

Commune · FRA

Saint-Martin-de-Fressengeas

France

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

Species observed

701

Observations

2 006

Area

21,4km²

Ecological tissue

Sample of 34 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-Martin-de-Fressengeas : 27 espèces reliées par 89 interactions GloBI sur 5 types (connectance 15.9%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
89
Connectance
0.159
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

701 distinct species · 2 006 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 006 obs · 1 cellules
Obs. / cellule
≥ 2 006
2 006–2 005
2 006–2 005
2 006–2 005
< 2 006

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

Climate

Mean T°

12,1°C

Annual rain

1 071mm

Warmest m°

24,7°C

Coldest m°

1,8°C

Elevation: 234 m on average (min 174 m, max 284 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
1 071mm
Warmest month
24,7°C
Coldest month
1,8°C
Mean alt.
234m
Min
174m
Max
284m
Std. dev.
27m
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

5,8

Org. C

39,0g/kg

Clay

24,0%

Sand

38,5%

Silt

37,5%

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
5,8
Org. C
64,2g/kg
Clay
24,1%
Sand
38,8%
Silt
37,2%
5–15 cm
pH H₂O
5,9
Org. C
32,4g/kg
Clay
23,5%
Sand
38,6%
Silt
37,8%
15–30 cm
pH H₂O
5,9
Org. C
20,4g/kg
Clay
24,5%
Sand
38,0%
Silt
37,5%

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

Land cover

Forest36.2%
Crops30.6%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)32.6%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

4,4km

Basins crossed

1

Max stream order

2

Max drainage

2 790km²

Discharge in basins

0,4m³/s

Mean precip.

911mm/an

Mean T°

11,9°C

Moisture idx

-0,04

Max snow

2%

Mean runoff

517mm/an

Mean elev. (basins)

147m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Built-up

45,1%

Pesticides

45,1kg/km²

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

Protected areas1

IUCN V · 1

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.