Special Areas of Conservation (Habitats Directive) · fra
Massif de Sesques et de l'Ossau
- Area
- 257 km²
- IUCN cat.
- Not Reported
- Year
- 2014
Overview
- Designation
- Special Areas of Conservation (Habitats Directive)
- Established
- 2014
- Managing authority
- See European Environment Agency Geospatial Data Catalogue for more information - https://sdi.eea.europa.eu/catalogue/srv/api/records/be2142b0-7dc4-42e3-afac-f7cc5f1a9ac6
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
4 273 distinct species · 102 898 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Massif de Sesques et de l'Ossau : 20 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 57 interactions GloBI sur 6 types (connectance 16.2%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology3 basins · 2 lakes · 20 rivers
Hydrology metrics for this exact territory
Stream length here
44,4km
Lake surface here
0,01km²
Basins crossed
3
Max stream order
3
Max drainage
2 667km²
Discharge in basins
7,0m³/s
Mean precip.
1 064mm/an
Mean T°
9,7°C
Moisture idx
0,17
Max snow
23%
Mean runoff
826mm/an
Mean elev. (basins)
756m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (20, ord ≥ 4)
- Le Gave d'Aspeord 3len here9.71 km20%total50 km
- Le Gave de Biousord 2len here3.60 km40%total9 km
- Torrent d'Arrailleord 1len here3.36 km46%total7 km
- Ruisseau Escuarpeord 2len here3.06 km80%total4 km
- Ruisseau de Larryord 2len here2.94 km76%total4 km
- Le Gave d'Ossauord 3len here2.70 km7%total38 km
- Gorges du Bitetord 2len here2.62 km61%total4 km
- Le Sadumord 1len here2.45 km100%total2 km
- Le Gave d'Aydius ou Gabarretord 3len here2.39 km27%total9 km
- Arrec de Gazièsord 3len here2.19 km49%total4 km
- L'Arriütortord 1len here2.09 km64%total3 km
- Gave de Bourenord 1len here1.54 km93%total2 km
8 more river segmentssorted by Strahler order + length
- Arrec de Sesquesord 1len here1.13 km94%total1 km
- Le Gave du Broussetord 1len here1.06 km89%total1 km
- Arrec de Bouerzyord 3len here1.05 km54%total2 km
- Ruisseau d'Arriousord 2len here0.98 km11%total9 km
- Gave de Belonceord 2len here0.94 km14%total7 km
- Ruisseau de l'Ouradéord 1len here0.65 km12%total6 km
- Le Bitetord 3len here0.00 km0%total0 km
- Gorge de la Ravine d'Anitchord 1len here≈ tangenttotal1 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
- 42.89787, -0.49942
- 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.