Ontologia

Commune · FRA

Les Marêts

France

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

Species observed

643

Observations

5 254

Area

5,2km²

Ecological tissue

Sample of 33 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 Les Marêts : 27 espèces reliées par 70 interactions GloBI sur 5 types (connectance 13.3%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
70
Connectance
0.133
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

643 distinct species · 5 254 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 254 obs · 1 cellules
Obs. / cellule
≥ 5 254
5 254–5 253
5 254–5 253
5 254–5 253
< 5 254

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

Climate

Mean T°

10,8°C

Annual rain

733mm

Warmest m°

23,5°C

Coldest m°

0,4°C

Elevation: 151 m on average (min 144 m, max 159 m)

Bioclimatic detailsExpert
Annual mean temp.
10,8°C
Annual rain
733mm
Warmest month
23,5°C
Coldest month
0,4°C
Mean alt.
151m
Min
144m
Max
159m
Std. dev.
6m
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

7,0

Org. C

22,3g/kg

Clay

28,2%

Sand

12,7%

Silt

59,1%

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

Dominant lithology: suGLiMaggregated to Seine-et-Marne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
36,4g/kg
Clay
25,9%
Sand
13,1%
Silt
61,1%
5–15 cm
pH H₂O
7,1
Org. C
15,3g/kg
Clay
29,2%
Sand
12,1%
Silt
58,7%
15–30 cm
pH H₂O
7,1
Org. C
15,1g/kg
Clay
29,6%
Sand
12,9%
Silt
57,5%

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

Land cover

Forest17.9%
Crops73.7%
Built-up0.5%
Bare soil0.1%
Other (grassland, water…)7.8%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,0km

Basins crossed

1

Max stream order

1

Max drainage

1 192km²

Discharge in basins

0,0m³/s

Mean precip.

648mm/an

Mean T°

10,1°C

Moisture idx

-0,22

Max snow

7%

Mean runoff

211mm/an

Mean elev. (basins)

154m

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

0,2nW

Built-up

45,1%

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.