Ontologia

Commune · FRA

Nizan-Gesse

France

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

Species observed

972

Observations

4 701

Area

9,1km²

Ecological tissue

Sample of 30 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 Nizan-Gesse : 26 espèces reliées par 85 interactions GloBI sur 5 types (connectance 19.5%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
85
Connectance
0.195
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

972 distinct species · 4 701 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

4 701 obs · 2 cellules
Obs. / cellule
≥ 3 425
3 425–3 424
3 425–3 424
3 425–3 424
< 3 425

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

Climate

Mean T°

12,5°C

Annual rain

1 037mm

Warmest m°

24,5°C

Coldest m°

1,3°C

Elevation: 391 m on average (min 348 m, max 416 m)

Bioclimatic detailsExpert
Annual mean temp.
12,5°C
Annual rain
1 037mm
Warmest month
24,5°C
Coldest month
1,3°C
Mean alt.
391m
Min
348m
Max
416m
Std. dev.
24m
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

6,2

Org. C

45,2g/kg

Clay

25,2%

Sand

26,4%

Silt

48,5%

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

Dominant lithology: suGLiMaggregated to Haute-Garonne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
80,0g/kg
Clay
24,4%
Sand
26,4%
Silt
49,4%
5–15 cm
pH H₂O
6,2
Org. C
31,0g/kg
Clay
23,8%
Sand
26,4%
Silt
49,9%
15–30 cm
pH H₂O
6,2
Org. C
24,6g/kg
Clay
27,3%
Sand
26,5%
Silt
46,1%

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

Land cover

Forest34.7%
Crops36.6%
Built-up0.3%
Bare soil0.5%
Other (grassland, water…)28.0%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,4km

Basins crossed

1

Max stream order

1

Max drainage

1 166km²

Discharge in basins

0,1m³/s

Mean precip.

755mm/an

Mean T°

12,2°C

Moisture idx

-0,22

Max snow

1%

Mean runoff

269mm/an

Mean elev. (basins)

254m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

25,7%

Pesticides

45,7kg/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.