National Park - Core Area · fra
Cévennes
- Area
- 938 km²
- IUCN cat.
- II
- Year
- 1970
Overview
- Designation
- National Park - Core Area
- IUCN category
- II · Parc national
Écosystèmes préservés + récréation grand public
- Established
- 1970
- Managing authority
- French Ministry in charge of the environment. In march 2012, name, acronym and address as follows : Ministère de l'Écologie, du Développement durable, des Transports et du Logement (MEDDTL) 92055 La Défense Cedex France. For national parks network,
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
7 724 distinct species · 397 450 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de Cévennes : 27 espèces + 5 bulles famille, 64 interactions GloBI documentées sur 6 types (connectance 12.9%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology9 basins · 0 lakes · 53 rivers
Hydrology metrics for this exact territory
Stream length here
117,2km
Basins crossed
9
Max stream order
4
Max drainage
2 621km²
Discharge in basins
19,5m³/s
Mean precip.
795mm/an
Mean T°
9,8°C
Moisture idx
-0,09
Max snow
15%
Mean runoff
591mm/an
Mean elev. (basins)
788m
Watersheds crossing here
- Bassin du Tarnsub-area948,2 km²overlap385.99 km²41%
- Bassin de la Dourbiesub-area664,3 km²overlap85.55 km²9%
- Bassin de la Jontesub-area220,1 km²overlap85.18 km²9%
- Bassin de l'Alzonsub-area1 992,4 km²overlap83.95 km²9%
- Bassin du Lotsub-area622,5 km²overlap76.53 km²8%
- Bassin de l'Héraultsub-area2 621,2 km²overlap69.97 km²7%
- Bassin de la Cèzesub-area1 357,3 km²overlap64.93 km²7%
- Bassin de l'Ardèchesub-area2 393,5 km²overlap63.84 km²7%
- Basin #04520sub-area36,8 km²overlap22.03 km²2%
Rivers / streams (53, ord ≥ 4)
- La Jonteord 2len here10.07 km37%total27 km
- Le Tarnord 6len here8.61 km2%total364 km
- La Mimenteord 3len here7.52 km47%total16 km
- Le Tarnonord 3len here7.42 km27%total28 km
- Ruisseau de Malzacord 2len here5.94 km100%total6 km
- Valat del Bèsord 1len here5.83 km50%total12 km
- La Dourbieord 3len here5.14 km5%total101 km
- Le Bonheurord 1len here5.08 km64%total8 km
- Ruisseau de Brionord 1len here4.88 km100%total5 km
- Ruisseau du Sapetord 1len here4.02 km95%total4 km
- Ruisseau des Pouzetsord 2len here3.37 km100%total3 km
- Le Trèvezelord 2len here3.33 km18%total19 km
41 more river segmentssorted by Strahler order + length
- Ruisseau de Gourdouseord 1len here2.79 km65%total4 km
- Ruisseau de la Pigeireord 1len here2.69 km82%total3 km
- Ruisseau de Puyelongord 2len here2.60 km100%total3 km
- Le Rieutortord 1len here2.57 km75%total3 km
- Ravin de Sabadièresord 1len here2.36 km76%total3 km
- Ruisseau de Rieutortord 1len here2.30 km100%total2 km
- Ruisseau des Riallesord 1len here2.21 km71%total3 km
- Le Gardonord 4len here1.90 km6%total33 km
- Le Galadetord 1len here1.85 km54%total3 km
- Ravin des Bastidesord 2len here1.75 km20%total9 km
- Valat de Pracigalord 1len here1.73 km23%total8 km
- Le Béthuzonord 1len here1.70 km22%total8 km
- Gadron Trabassacord 2len here1.34 km31%total4 km
- Le Rieumaletord 3len here1.31 km57%total2 km
- La Vériéord 1len here1.16 km100%total1 km
- Ruisseau du Villaretord 1len here1.13 km47%total2 km
- Valat de Combe Longueord 1len here1.12 km16%total7 km
- Ruisseau des Lichèresord 1len here1.10 km16%total7 km
- Ruisseau de Runesord 3len here1.08 km17%total6 km
- L'Altierord 2len here1.07 km11%total10 km
- Ruisseau de Font Bernardord 1len here1.01 km22%total5 km
- Ruisseau de Poumasord 3len here0.93 km61%total2 km
- La Visord 4len here0.82 km1%total61 km
- Valat de la Sapineord 1len here0.77 km37%total2 km
- Ruisseau de Bramefanord 1len here0.76 km27%total3 km
- Ruisseau du Peschioord 1len here0.76 km49%total2 km
- L'Orsiéretteord 1len here0.70 km16%total4 km
- Les Planchesord 1len here0.69 km101%total1 km
- Ravin de Grisoulleord 1len here0.69 km35%total2 km
- Ravin du Fournelord 3len here0.62 km8%total8 km
- L'Alignonord 1len here0.56 km82%total1 km
- Ruisseau de la Tailladeord 1len here0.56 km23%total2 km
- Ravin des Eyguieresord 1len here0.39 km16%total3 km
- Ruisseau de Finialetteord 3len here0.35 km11%total3 km
- Valat de Colombertord 2len here0.26 km14%total2 km
- Ruisseau de Cubiérettesord 1len here0.22 km8%total3 km
- Ravin de Combe Sourdeord 1len here0.15 km5%total3 km
- Le Gardon de Sainte-Croixord 2len here≈ tangenttotal10 km
- Ruisseau de Combe Sourdeord 1len here≈ tangenttotal4 km
- Le Luechord 2len here≈ tangenttotal12 km
- Ruisseau de Coste Rougeord 2len here≈ tangenttotal3 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 44.24626, 3.73651
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.