Pyrénées Ariégeoises
IUCN VRegional Nature Park · 2009
2 455 km²
Commune · FRA
Mercenac
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
393
Observations
3 275
Area
13,6km²
Ecological tissue
Sample of 32 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 Mercenac : 28 espèces + 4 bulles famille, 50 interactions GloBI documentées sur 4 types (connectance 10.1%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
32
Interactions affichées
50
Connectance
0.101
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
393 distinct species · 3 275 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,5°C
Annual rain
1 156mm
Warmest m°
24,7°C
Coldest m°
0,8°C
Elevation: 419 m on average (min 361 m, max 482 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,5°C
Annual rain
1 156mm
Warmest month
24,7°C
Coldest month
0,8°C
Mean alt.
419m
Min
361m
Max
482m
Std. dev.
42m
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
42,6g/kg
Clay
30,1%
Sand
21,6%
Silt
48,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Ariège
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,2
Org. C
74,6g/kg
Clay
28,4%
Sand
21,7%
Silt
49,9%
5–15 cm
pH H₂O
6,2
Org. C
28,5g/kg
Clay
29,2%
Sand
21,2%
Silt
49,7%
15–30 cm
pH H₂O
6,2
Org. C
24,7g/kg
Clay
32,7%
Sand
21,9%
Silt
45,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest45.6%
Crops24.7%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)29.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
3,5km
Basins crossed
1
Max stream order
4
Max drainage
1 576km²
Discharge in basins
0,2m³/s
Mean precip.
977mm/an
Mean T°
9,0°C
Moisture idx
0,12
Max snow
15%
Mean runoff
351mm/an
Mean elev. (basins)
990m
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
0,3nW
Built-up
44,0%
Pesticides
5,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 1IUCN Not Reported · 1
Garonne, Ariège, Hers, Salat, Pique et Neste
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2009
96 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.