Ontologia

Subdivision · FRA

Cahors-Nord-Ouest

France

CfbTemperate, no dry season, warm summer(53 %)

Species observed

902

Observations

4 472

Area

29,6km²

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 Cahors-Nord-Ouest : 17 espèces reliées par 97 interactions GloBI sur 6 types (connectance 18.4%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
97
Connectance
0.184
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

902 distinct species · 4 472 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 472 obs · 1 cellules
Obs. / cellule
≥ 4 472
4 472–4 471
4 472–4 471
4 472–4 471
< 4 472

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

Climate

Mean T°

13,1°C

Annual rain

800mm

Warmest m°

26,3°C

Coldest m°

2,0°C

Elevation: 181 m on average (min 128 m, max 257 m)

Bioclimatic detailsExpert
Annual mean temp.
13,1°C
Annual rain
800mm
Warmest month
26,3°C
Coldest month
2,0°C
Mean alt.
181m
Min
128m
Max
257m
Std. dev.
40m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(53 %)Temperate

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

Soil & lithology

pH H₂O

6,7

Org. C

42,3g/kg

Clay

29,5%

Sand

26,5%

Silt

44,0%

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

Dominant lithology: scGLiMaggregated to Lot

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
75,9g/kg
Clay
28,7%
Sand
27,3%
Silt
43,9%
5–15 cm
pH H₂O
6,7
Org. C
30,9g/kg
Clay
28,7%
Sand
26,2%
Silt
45,1%
15–30 cm
pH H₂O
6,7
Org. C
20,1g/kg
Clay
31,1%
Sand
26,1%
Silt
42,9%

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

Land cover

Forest33.1%
Crops23.7%
Built-up2.1%
Bare soil1.2%
Other (grassland, water…)39.8%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

8,8km

Basins crossed

1

Max stream order

5

Max drainage

9 427km²

Discharge in basins

5,6m³/s

Mean precip.

813mm/an

Mean T°

12,2°C

Moisture idx

-0,17

Max snow

2%

Mean runoff

346mm/an

Mean elev. (basins)

250m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

1,1nW

Built-up

213,1%

Pesticides

47,1kg/km²

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

Sub-administrations2

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.