Wetland of International Importance (Ramsar Site) · fra
Marais de Sacy
- Area
- 11 km²
- IUCN cat.
- Not Reported
- Year
- 2017
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- Established
- 2017
- Managing authority
- Syndicat Mixte des Marais de Sacy http://www.syndicatmixtedesmaraisdesacy.sitew.fr/
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
2 075 distinct species · 11 647 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Marais de Sacy : 35 espèces reliées par 136 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology1 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
5,4km
Basins crossed
1
Max stream order
2
Max drainage
14 035km²
Discharge in basins
0,7m³/s
Mean precip.
647mm/an
Mean T°
10,3°C
Moisture idx
-0,19
Max snow
5%
Mean runoff
267mm/an
Mean elev. (basins)
97m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
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
- 49.33754, 2.55903
- 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.