Haut Val d'Allier
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
589 km²
Commune · FRA
Mercœur
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
847
Observations
7 472
Area
27,3km²
Ecological tissue
Sample of 31 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 Mercœur : 26 espèces + 5 bulles famille, 54 interactions GloBI documentées sur 4 types (connectance 11.6%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
31
Interactions affichées
54
Connectance
0.116
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
847 distinct species · 7 472 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
8,5°C
Annual rain
920mm
Warmest m°
21,9°C
Coldest m°
-2,5°C
Elevation: 894 m on average (min 689 m, max 977 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
8,5°C
Annual rain
920mm
Warmest month
21,9°C
Coldest month
-2,5°C
Mean alt.
894m
Min
689m
Max
977m
Std. dev.
62m
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
5,9
Org. C
43,3g/kg
Clay
19,3%
Sand
50,5%
Silt
30,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Haute-Loire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,8
Org. C
66,3g/kg
Clay
19,5%
Sand
50,7%
Silt
29,7%
5–15 cm
pH H₂O
5,9
Org. C
36,7g/kg
Clay
17,6%
Sand
52,2%
Silt
30,2%
15–30 cm
pH H₂O
5,9
Org. C
26,8g/kg
Clay
20,9%
Sand
48,6%
Silt
30,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest37.2%
Crops33.8%
Built-up0.2%
Bare soil0.9%
Other (grassland, water…)27.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
5,3km
Basins crossed
1
Max stream order
2
Max drainage
2 248km²
Discharge in basins
2,9m³/s
Mean precip.
701mm/an
Mean T°
9,1°C
Moisture idx
-0,18
Max snow
9%
Mean runoff
325mm/an
Mean elev. (basins)
770m
Watersheds crossing here
Rivers / streams (3, 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
22,1%
Pesticides
26,6kg/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.