Ontologia

Commune · FRA

Pierlas

France

DfbCold, no dry season, warm summer(52 %)

Species observed

3 189

Observations

46 317

Area

31,1km²

Ecological tissue

Sample of 26 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 Pierlas : 18 espèces reliées par 78 interactions GloBI sur 6 types (connectance 20.6%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
28
Interactions affichées
78
Connectance
0.206
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

3 189 distinct species · 46 317 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

46 317 obs · 4 cellules
Obs. / cellule
≥ 16 884
16 884–16 883
14 061–16 883
14 061–14 060
< 14 061

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

Climate

Mean T°

6,6°C

Annual rain

1 264mm

Warmest m°

20,5°C

Coldest m°

-7,1°C

Elevation: 1 426 m on average (min 835 m, max 1 916 m)

Bioclimatic detailsExpert
Annual mean temp.
6,6°C
Annual rain
1 264mm
Warmest month
20,5°C
Coldest month
-7,1°C
Mean alt.
1 426m
Min
835m
Max
1 916m
Std. dev.
294m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(52 %)Cold

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

Soil & lithology

pH H₂O

6,6

Org. C

61,9g/kg

Clay

21,6%

Sand

32,8%

Silt

45,5%

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

Dominant lithology: scGLiMaggregated to Alpes-Maritimes

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,6
Org. C
92,5g/kg
Clay
21,4%
Sand
32,8%
Silt
45,8%
5–15 cm
pH H₂O
6,7
Org. C
56,7g/kg
Clay
21,1%
Sand
32,9%
Silt
45,9%
15–30 cm
pH H₂O
6,7
Org. C
36,5g/kg
Clay
22,3%
Sand
32,8%
Silt
44,9%

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

Land cover

Forest26.7%
Crops1.0%
Built-up0.1%
Bare soil10.2%
Other (grassland, water…)62.0%

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

Hydrology2 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

8,1km

Basins crossed

2

Max stream order

2

Max drainage

1 089km²

Discharge in basins

1,4m³/s

Mean precip.

903mm/an

Mean T°

9,2°C

Moisture idx

0,13

Max snow

27%

Mean runoff

604mm/an

Mean elev. (basins)

1 081m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

4,9%

Pesticides

30,2kg/km²

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

Protected areas2

IUCN V · 1IUCN Not Reported · 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.