L'Yerres de sa source a Chaumes-en-Brie
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
0 km²
Commune · FRA
Touquin
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 540
Observations
14 114
Area
12km²
Ecological tissue
Sample of 38 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 Touquin : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 6 types (connectance 11.8%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
38
Interactions affichées
83
Connectance
0.118
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
1 540 distinct species · 14 114 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,0°C
Annual rain
734mm
Warmest m°
23,5°C
Coldest m°
0,7°C
Elevation: 111 m on average (min 101 m, max 118 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,0°C
Annual rain
734mm
Warmest month
23,5°C
Coldest month
0,7°C
Mean alt.
111m
Min
101m
Max
118m
Std. dev.
5m
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
6,1
Org. C
29,3g/kg
Clay
27,1%
Sand
20,5%
Silt
52,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiMaggregated to Seine-et-Marne
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,0
Org. C
49,7g/kg
Clay
24,7%
Sand
20,8%
Silt
54,5%
5–15 cm
pH H₂O
6,2
Org. C
19,1g/kg
Clay
27,0%
Sand
19,9%
Silt
53,1%
15–30 cm
pH H₂O
6,2
Org. C
19,1g/kg
Clay
29,7%
Sand
20,7%
Silt
49,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest9.6%
Crops75.7%
Built-up0.9%
Bare soil0.3%
Other (grassland, water…)13.6%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
6,8km
Basins crossed
2
Max stream order
2
Max drainage
30 655km²
Discharge in basins
1,1m³/s
Mean precip.
645mm/an
Mean T°
10,7°C
Moisture idx
-0,21
Max snow
7%
Mean runoff
197mm/an
Mean elev. (basins)
118m
Watersheds crossing here
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,1nW
Built-up
85,9%
Pesticides
46,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN 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.