Special Areas of Conservation (Habitats Directive) · fra
Le Saison (cours d'eau)
- Area
- 22 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
923 distinct species · 5 310 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Le Saison (cours d'eau) : 29 espèces reliées par 94 interactions GloBI sur 6 types (connectance 12.1%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 1 lakes · 36 rivers
Hydrology metrics for this exact territory
Stream length here
17,1km
Lake surface here
0,10km²
Basins crossed
4
Max stream order
3
Max drainage
15 788km²
Discharge in basins
0,6m³/s
Mean precip.
1 065mm/an
Mean T°
9,7°C
Moisture idx
0,17
Max snow
19%
Mean runoff
827mm/an
Mean elev. (basins)
750m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (36, ord ≥ 4)
- Le Saisonord 3len here7.51 km11%total66 km
- Arangorenaord 3len here2.44 km17%total14 km
- L'Apouraord 2len here1.65 km10%total16 km
- Aphurhuraord 2len here0.63 km7%total9 km
- Larrandabürüko errekaord 1len here0.55 km15%total4 km
- Olhadoko errekaord 2len here0.39 km7%total5 km
- Mantxolako Errekaord 1len here0.39 km8%total5 km
- Ruisseau d'Ardaneord 1len here0.36 km15%total2 km
- Larraineko ühaitza / Gave de Larrauord 3len here0.36 km7%total5 km
- Ruisseau de Susselgueord 3len here0.33 km6%total5 km
- Ühaïtxaord 2len here0.31 km5%total6 km
- Zankhoiko errekaord 1len here0.23 km10%total2 km
24 more river segmentssorted by Strahler order + length
- Odeizaküko errekaord 2len here0.20 km16%total1 km
- Zürkhatsegiord 1len here0.19 km6%total3 km
- Lagardoiko Errekaord 1len here0.16 km4%total4 km
- Ühaïtxa errekaord 1len here0.14 km2%total6 km
- Alupegnako errekaord 1len here0.13 km9%total1 km
- Xahalitzeko errekaord 1len here0.11 km4%total3 km
- Larrandako errekaord 2len here0.10 km2%total5 km
- Ibarra errekaord 1len here0.09 km7%total1 km
- Elgalarenaord 1len here0.08 km3%total3 km
- Ruisseau d'Olhadubiord 1len here0.08 km1%total5 km
- Azalegiko Errekaord 1len here0.07 km3%total3 km
- Eiherabideko Errekaord 1len here0.07 km1%total10 km
- Betzülako errekaord 1len here0.07 km10%total1 km
- Satzuriko errekaord 1len here0.07 km2%total3 km
- Ruisseau Apaniseord 1len here0.07 km1%total6 km
- Ruisseau de Lauzibarord 1len here0.06 km6%total1 km
- Ühaitzaord 2len here0.06 km4%total1 km
- Heileko errekaord 2len here0.04 km1%total3 km
- Mürrübeltzeko Errekaord 2len here0.04 km2%total2 km
- Ruisseau d'Etcheberryord 3len here0.02 km2%total1 km
- Canal d'amenéeord 3len here0.02 km2%total1 km
- Bagosudureko errekaord 1len here0.02 km2%total1 km
- Zukhubigneko Errekaord 2len here≈ tangenttotal1 km
- Héguiaréko Ibarraord 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
- 43.17622, -0.87795
- 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.