Special Areas of Conservation (Habitats Directive) · fra
Prairies alluviales de l'Oise de la Fère à Sempigny
- Area
- 30 km²
- IUCN cat.
- Not Reported
- Year
- 2008
Overview
- Designation
- Special Areas of Conservation (Habitats Directive)
- Established
- 2008
- 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
1 541 distinct species · 15 987 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Prairies alluviales de l'Oise de la Fère à Sempigny : 23 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 115 interactions GloBI sur 6 types (connectance 16.4%, filtre Serrano α=0.2). 15 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 · 4 lakes · 12 rivers
Hydrology metrics for this exact territory
Stream length here
28,6km
Lake surface here
0,27km²
Basins crossed
3
Max stream order
4
Max drainage
4 416km²
Discharge in basins
2,4m³/s
Mean precip.
629mm/an
Mean T°
10,0°C
Moisture idx
-0,20
Max snow
8%
Mean runoff
255mm/an
Mean elev. (basins)
83m
Watersheds crossing here
Lakes (4, top by area)
Rivers / streams (12, ord ≥ 4)
- L'Oiseord 5len here8.20 km3%total240 km
- Contre Fosséord 4len here5.94 km95%total6 km
- Ruisseau de Servaisord 4len here4.21 km26%total16 km
- Canal Latéral à l'Oiseord 4len here3.68 km26%total14 km
- L'Ailetteord 3len here2.58 km5%total53 km
- Oise: Le Bras Saint-Lazareord 4len here1.39 km24%total6 km
- Ruisseau des Feuillantsord 1len here1.00 km17%total6 km
- Ru de Camelinord 1len here0.86 km23%total4 km
- Ru de Belle Fontaineord 1len here0.46 km15%total3 km
- Canal de Saint-Quentinord 1len here0.19 km3%total6 km
- Rû d'Heronvalord 1len here0.11 km5%total2 km
- Le Hélotord 1len here0.03 km0%total10 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
- 49.56901, 3.06651
- 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.