Ontologia

Commune · FRA

Pertain

France

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

Species observed

609

Observations

6 890

Area

8,6km²

Ecological tissue

Sample of 37 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 Pertain : 21 espèces reliées par 94 interactions GloBI sur 6 types (connectance 14.1%, filtre Serrano α=0.2). 16 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
94
Connectance
0.141
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

609 distinct species · 6 890 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

6 890 obs · 1 cellules
Obs. / cellule
≥ 6 890
6 890–6 889
6 890–6 889
6 890–6 889
< 6 890

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

Climate

Mean T°

10,6°C

Annual rain

735mm

Warmest m°

22,4°C

Coldest m°

0,8°C

Elevation: 84 m on average (min 79 m, max 90 m)

Bioclimatic detailsExpert
Annual mean temp.
10,6°C
Annual rain
735mm
Warmest month
22,4°C
Coldest month
0,8°C
Mean alt.
84m
Min
79m
Max
90m
Std. dev.
1m
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

7,3

Org. C

21,6g/kg

Clay

30,1%

Sand

14,9%

Silt

55,0%

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

Dominant lithology: smGLiMaggregated to Somme

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,1
Org. C
36,5g/kg
Clay
28,5%
Sand
15,0%
Silt
56,5%
5–15 cm
pH H₂O
7,5
Org. C
14,1g/kg
Clay
31,1%
Sand
14,1%
Silt
54,8%
15–30 cm
pH H₂O
7,5
Org. C
14,1g/kg
Clay
30,6%
Sand
15,5%
Silt
53,8%

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

Land cover

Forest1.1%
Crops87.3%
Built-up0.8%
Bare soil1.0%
Other (grassland, water…)9.7%

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 804km²

Discharge in basins

0,1m³/s

Mean precip.

652mm/an

Mean T°

9,9°C

Moisture idx

-0,15

Max snow

5%

Mean runoff

337mm/an

Mean elev. (basins)

89m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

75,4%

Pesticides

46,7kg/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.