Cours D\'Eau Du Bassin Versant De La Touques
IUCN IVBiotope Protection Order · 2016
8 km²
Commune · FRA
Norolles
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
440
Observations
5 995
Area
6,5km²
Ecological tissue
Sample of 43 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 Norolles : 33 espèces reliées par 100 interactions GloBI sur 6 types (connectance 11.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
100
Connectance
0.111
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
440 distinct species · 5 995 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,8°C
Annual rain
801mm
Warmest m°
22,2°C
Coldest m°
1,7°C
Elevation: 100 m on average (min 41 m, max 143 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,8°C
Annual rain
801mm
Warmest month
22,2°C
Coldest month
1,7°C
Mean alt.
100m
Min
41m
Max
143m
Std. dev.
35m
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
6,0
Org. C
39,7g/kg
Clay
27,0%
Sand
18,6%
Silt
54,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Calvados
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
61,9g/kg
Clay
26,0%
Sand
18,7%
Silt
55,2%
5–15 cm
pH H₂O
6,0
Org. C
35,2g/kg
Clay
28,9%
Sand
17,3%
Silt
53,8%
15–30 cm
pH H₂O
6,0
Org. C
22,1g/kg
Clay
26,1%
Sand
19,8%
Silt
54,1%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest24.5%
Crops37.2%
Built-up0.6%
Bare soil0.3%
Other (grassland, water…)37.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max stream order
3
Max drainage
1 281km²
Discharge in basins
0,1m³/s
Mean precip.
716mm/an
Mean T°
10,0°C
Moisture idx
-0,07
Max snow
8%
Mean runoff
560mm/an
Mean elev. (basins)
151m
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
0,1nW
Built-up
60,9%
Pesticides
40,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN IV · 1🌊 Marine · 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.