Cévennes [Aire D\'Adhésion]
IUCN VNational Park - Buffer zone/Area of adhesion · 1970
2 183 km²
Commune · FRA
Saint-Laurent-de-Trèves
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 225
Observations
6 326
Area
23km²
Ecological tissue
Sample of 29 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 Saint-Laurent-de-Trèves : 25 espèces + 4 bulles famille, 47 interactions GloBI documentées sur 6 types (connectance 11.6%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
29
Interactions affichées
47
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
1 225 distinct species · 6 326 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
9,5°C
Annual rain
1 318mm
Warmest m°
23,4°C
Coldest m°
-1,7°C
Elevation: 875 m on average (min 666 m, max 1 122 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
9,5°C
Annual rain
1 318mm
Warmest month
23,4°C
Coldest month
-1,7°C
Mean alt.
875m
Min
666m
Max
1 122m
Std. dev.
122m
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
7,2
Org. C
44,0g/kg
Clay
28,0%
Sand
33,0%
Silt
39,0%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Lozère
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,1
Org. C
61,9g/kg
Clay
27,0%
Sand
33,8%
Silt
39,2%
5–15 cm
pH H₂O
7,2
Org. C
40,4g/kg
Clay
27,4%
Sand
33,4%
Silt
39,2%
15–30 cm
pH H₂O
7,2
Org. C
29,8g/kg
Clay
29,6%
Sand
31,8%
Silt
38,6%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest38.4%
Crops25.8%
Built-up0.1%
Bare soil1.9%
Other (grassland, water…)33.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
5,5km
Basins crossed
2
Max stream order
2
Max drainage
1 993km²
Discharge in basins
0,5m³/s
Mean precip.
810mm/an
Mean T°
8,7°C
Moisture idx
-0,03
Max snow
11%
Mean runoff
616mm/an
Mean elev. (basins)
963m
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
14,9%
Pesticides
27,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas4
IUCN Not Reported · 2IUCN V · 1IUCN II · 1
Cévennes
IUCN IINational Park - Core Area · 1970
938 km²
Les Cévennes
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2020
915 km²
Vallées du Tarn, du Tarnon et de la Mimente
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
105 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.