Ontologia

Commune · FRA

Castelnau-Valence

France

CsaTemperate, dry summer, hot summer(100 %)

Species observed

974

Observations

7 182

Area

10,1km²

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 Castelnau-Valence : 26 espèces + 8 bulles famille, 63 interactions GloBI documentées sur 5 types (connectance 11.2%, filtre Serrano α=0.2). Les 8 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
34
Interactions affichées
63
Connectance
0.112
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

974 distinct species · 7 182 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

7 186 obs · 1 cellules
Obs. / cellule
≥ 7 186
7 186–7 185
7 186–7 185
7 186–7 185
< 7 186

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

Climate

Mean T°

14,2°C

Annual rain

866mm

Warmest m°

30,1°C

Coldest m°

1,3°C

Elevation: 130 m on average (min 88 m, max 156 m)

Bioclimatic detailsExpert
Annual mean temp.
14,2°C
Annual rain
866mm
Warmest month
30,1°C
Coldest month
1,3°C
Mean alt.
130m
Min
88m
Max
156m
Std. dev.
17m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

7,4

Org. C

29,9g/kg

Clay

26,7%

Sand

31,3%

Silt

42,0%

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

Dominant lithology: scGLiMaggregated to Gard

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
43,1g/kg
Clay
26,0%
Sand
31,8%
Silt
42,1%
5–15 cm
pH H₂O
7,4
Org. C
25,8g/kg
Clay
25,6%
Sand
31,3%
Silt
43,1%
15–30 cm
pH H₂O
7,4
Org. C
20,8g/kg
Clay
28,3%
Sand
30,9%
Silt
40,7%

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

Land cover

Forest15.3%
Crops35.5%
Built-up0.7%
Bare soil3.1%
Other (grassland, water…)45.3%

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

Hydrology1 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

1

Max drainage

1 993km²

Discharge in basins

0,2m³/s

Mean precip.

751mm/an

Mean T°

12,4°C

Moisture idx

-0,23

Max snow

6%

Mean runoff

537mm/an

Mean elev. (basins)

301m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,5nW

Built-up

72,8%

Pesticides

42,5kg/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.