Special Areas of Conservation (Habitats Directive) · fra
Basses vallées angevines, aval de la rivière Mayenne et prairies de la Baumette
- Area
- 92 km²
- IUCN cat.
- Not Reported
- Year
- 2015
Overview
- Designation
- Special Areas of Conservation (Habitats Directive)
- Established
- 2015
- 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
1 442 distinct species · 14 020 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 Basses vallées angevines, aval de la rivière Mayenne et prairies de la Baumette : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 4 types (connectance 12.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology8 basins · 1 lakes · 11 rivers
Hydrology metrics for this exact territory
Stream length here
88,3km
Lake surface here
0,12km²
Basins crossed
8
Max stream order
6
Max drainage
108 656km²
Discharge in basins
35,0m³/s
Mean precip.
681mm/an
Mean T°
11,3°C
Moisture idx
-0,21
Max snow
5%
Mean runoff
225mm/an
Mean elev. (basins)
62m
Watersheds crossing here
- Bassin de la Sarthesub-area800,1 km²overlap37.77 km²41%
- Bassin du Loirsub-area2 710,9 km²overlap23.13 km²25%
- Bassin de la Mayennesub-area139,1 km²overlap11.44 km²12%
- Bassin de la Sarthesub-area58,5 km²overlap10.79 km²12%
- Bassin de la Mayennesub-area880,7 km²overlap5.06 km²5%
- Bassin du Brionneausub-area146,4 km²overlap3.69 km²4%
- Bassin de la Loiresub-area147 km²overlap0.22 km²0%
- Bassin de l'Oudonsub-area1 489 km²overlap0.01 km²0%
Lakes (1, top by area)
Rivers / streams (11, ord ≥ 4)
- La Sartheord 6len here45.92 km15%total303 km
- La Mayenneord 5len here20.74 km9%total220 km
- Le Loirord 5len here6.22 km2%total319 km
- Vieille Maineord 6len here5.99 km100%total6 km
- La Maineord 6len here4.96 km13%total38 km
- La Baconneord 5len here3.37 km32%total11 km
- La Suineord 1len here0.33 km4%total7 km
- Le Béronord 5len here0.31 km1%total33 km
- Le Bouletord 1len here0.20 km3%total6 km
- Ruisseau des Grandes Valléesord 1len here0.19 km3%total6 km
- La Thibergeord 4len here0.08 km2%total5 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
- 47.62664, -0.48165
- 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.