Ontologia

Commune · FRA

Le Perreux-sur-Marne

France

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

Species observed

4 935

Observations

199 179

Area

3,8km²

Ecological tissue

Sample of 32 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 Le Perreux-sur-Marne : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 124 interactions GloBI sur 6 types (connectance 20.8%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
124
Connectance
0.208
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

4 935 distinct species · 199 179 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

199 179 obs · 2 cellules
Obs. / cellule
≥ 116 730
116 730–116 729
116 730–116 729
116 730–116 729
< 116 730

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

Climate

Mean T°

11,3°C

Annual rain

705mm

Warmest m°

23,7°C

Coldest m°

1,2°C

Elevation: 49 m on average (min 42 m, max 64 m)

Bioclimatic detailsExpert
Annual mean temp.
11,3°C
Annual rain
705mm
Warmest month
23,7°C
Coldest month
1,2°C
Mean alt.
49m
Min
42m
Max
64m
Std. dev.
8m
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)

Land cover

Forest1.4%
Crops0.1%
Built-up19.1%
Bare soil0.0%
Other (grassland, water…)79.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,5km

Basins crossed

1

Max stream order

5

Max drainage

12 783km²

Discharge in basins

0,6m³/s

Mean precip.

648mm/an

Mean T°

10,9°C

Moisture idx

-0,22

Max snow

3%

Mean runoff

202mm/an

Mean elev. (basins)

83m

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

49hab/km²

Night light

28,2nW

Built-up

1 912,5%

Pesticides

31,6kg/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.