Haut-Languedoc
IUCN VRegional Nature Park · 1973
3 070 km²
Commune · FRA
Riols
France
CsbTemperate, dry summer, warm summer(67 %)
Species observed
3 205
Observations
48 158
Area
57,2km²
Ecological tissue
Sample of 30 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 Riols : 20 espèces reliées par 108 interactions GloBI sur 5 types (connectance 19.3%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
34
Interactions affichées
108
Connectance
0.193
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
3 205 distinct species · 48 158 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,6°C
Annual rain
1 158mm
Warmest m°
24,7°C
Coldest m°
1,0°C
Elevation: 556 m on average (min 307 m, max 977 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,6°C
Annual rain
1 158mm
Warmest month
24,7°C
Coldest month
1,0°C
Mean alt.
556m
Min
307m
Max
977m
Std. dev.
171m
Köppen-Geiger (dominant)
CsbTemperate, dry summer, warm summer(67 %)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
50,5g/kg
Clay
26,9%
Sand
36,0%
Silt
37,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Hérault
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
84,8g/kg
Clay
25,7%
Sand
36,5%
Silt
37,8%
5–15 cm
pH H₂O
6,4
Org. C
40,6g/kg
Clay
25,9%
Sand
36,4%
Silt
37,7%
15–30 cm
pH H₂O
6,4
Org. C
26,0g/kg
Clay
29,0%
Sand
35,1%
Silt
35,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest71.3%
Crops10.2%
Built-up0.3%
Bare soil0.4%
Other (grassland, water…)17.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 6 rivers
Hydrology metrics for this exact territory
Stream length here
16,5km
Basins crossed
3
Max stream order
2
Max drainage
1 806km²
Discharge in basins
0,1m³/s
Mean precip.
728mm/an
Mean T°
12,8°C
Moisture idx
-0,25
Max snow
10%
Mean runoff
581mm/an
Mean elev. (basins)
360m
Watersheds crossing here
Rivers / streams (6, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
24,5%
Pesticides
7,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN V · 1IUCN Not Reported · 1IUCN IV · 1
Vallée de l'Arn
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2007
15 km²
Tourbières De Somail
IUCN IVForest Managed Biological Reserve · 1994
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.