Vallées et Gîtes de la Sianne et du Bas Alagnon
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2015
61 km²
Commune · FRA
Espalem
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
878
Observations
4 906
Area
14,6km²
Ecological tissue
Sample of 24 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 Espalem : 17 espèces + 7 bulles famille, 50 interactions GloBI documentées sur 4 types (connectance 18.1%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
24
Interactions affichées
50
Connectance
0.181
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
878 distinct species · 4 906 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,9°C
Annual rain
872mm
Warmest m°
23,4°C
Coldest m°
-1,5°C
Elevation: 648 m on average (min 556 m, max 695 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,9°C
Annual rain
872mm
Warmest month
23,4°C
Coldest month
-1,5°C
Mean alt.
648m
Min
556m
Max
695m
Std. dev.
20m
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
37,8g/kg
Clay
24,4%
Sand
46,2%
Silt
29,4%
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
6,0
Org. C
63,5g/kg
Clay
23,9%
Sand
47,7%
Silt
28,4%
5–15 cm
pH H₂O
6,0
Org. C
30,4g/kg
Clay
23,6%
Sand
48,1%
Silt
28,3%
15–30 cm
pH H₂O
6,1
Org. C
19,3g/kg
Clay
25,8%
Sand
42,8%
Silt
31,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest16.9%
Crops49.5%
Built-up0.4%
Bare soil0.9%
Other (grassland, water…)32.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 0 rivers
Hydrology metrics for this exact territory
Basins crossed
1
Max drainage
1 046km²
Discharge in basins
0,2m³/s
Mean precip.
794mm/an
Mean T°
8,0°C
Moisture idx
-0,03
Max snow
13%
Mean runoff
478mm/an
Mean elev. (basins)
948m
Watersheds crossing here
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
39,2%
Pesticides
47,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 2IUCN IV · 2
Lacs d'Espalem et de Lorlanges
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
1 km²
lac long
IUCN IVLand acquired by a regional conservatory of natural areas · 2013
0 km²
coteau des fourches
IUCN IVLand acquired by a regional conservatory of natural areas · 2013
0 km²
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.