Vallées du Tarn, de l'Aveyron, du Viaur, de l'Agout et du Gijou
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2007
171 km²
Commune · FRA
Mézens
France
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 057
Observations
10 814
Area
5,5km²
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 Mézens : 25 espèces + 6 bulles famille, 50 interactions GloBI documentées sur 2 types (connectance 10.8%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
31
Interactions affichées
50
Connectance
0.107
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
1 057 distinct species · 10 814 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,6°C
Annual rain
695mm
Warmest m°
26,9°C
Coldest m°
2,3°C
Elevation: 156 m on average (min 109 m, max 186 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,6°C
Annual rain
695mm
Warmest month
26,9°C
Coldest month
2,3°C
Mean alt.
156m
Min
109m
Max
186m
Std. dev.
28m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,4
Org. C
36,6g/kg
Clay
29,0%
Sand
28,6%
Silt
42,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiMaggregated to Tarn
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
72,4g/kg
Clay
27,3%
Sand
29,4%
Silt
43,2%
5–15 cm
pH H₂O
6,5
Org. C
19,6g/kg
Clay
28,1%
Sand
28,8%
Silt
43,1%
15–30 cm
pH H₂O
6,5
Org. C
17,7g/kg
Clay
31,7%
Sand
27,7%
Silt
40,5%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest26.5%
Crops46.1%
Built-up0.9%
Bare soil1.6%
Other (grassland, water…)24.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
3,0km
Basins crossed
1
Max stream order
5
Max drainage
9 748km²
Discharge in basins
0,8m³/s
Mean precip.
730mm/an
Mean T°
12,8°C
Moisture idx
-0,26
Max snow
2%
Mean runoff
243mm/an
Mean elev. (basins)
150m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,8nW
Built-up
92,1%
Pesticides
44,5kg/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.