Cours D\'Eau Du Bassin Versant De La Touques
IUCN IVBiotope Protection Order · 2016
8 km²
Commune · FRA
Saint-Denis-de-Mailloc
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
497
Observations
2 277
Area
4,2km²
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 Saint-Denis-de-Mailloc : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 123 interactions GloBI sur 6 types (connectance 15.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
123
Connectance
0.158
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
497 distinct species · 2 277 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,7°C
Annual rain
773mm
Warmest m°
22,1°C
Coldest m°
1,5°C
Elevation: 123 m on average (min 87 m, max 154 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,7°C
Annual rain
773mm
Warmest month
22,1°C
Coldest month
1,5°C
Mean alt.
123m
Min
87m
Max
154m
Std. dev.
23m
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
6,2
Org. C
38,4g/kg
Clay
23,6%
Sand
17,3%
Silt
59,2%
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
6,1
Org. C
60,1g/kg
Clay
23,2%
Sand
17,2%
Silt
59,7%
5–15 cm
pH H₂O
6,2
Org. C
35,0g/kg
Clay
23,7%
Sand
16,5%
Silt
59,9%
15–30 cm
pH H₂O
6,2
Org. C
20,2g/kg
Clay
23,9%
Sand
18,2%
Silt
58,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest23.6%
Crops35.9%
Built-up0.8%
Bare soil0.3%
Other (grassland, water…)39.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,2km
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
0,0nW
Built-up
75,2%
Pesticides
45,3kg/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.