Ontologia

Wetland of International Importance (Ramsar Site) · cog

Grands affluents

IUCN Not Reported57 247 km²Established 2007
Key facts
Area
57 247 km²
IUCN cat.
Not Reported
Year
2007

Overview

Designation
Wetland of International Importance (Ramsar Site)
Established
2007
Managing authority
Le Ministère de l'Economie forestière, du Développement durable et de l’Environnement

Source : WDPA (UNEP-WCMC, World Database on Protected Areas).

Species present

1 159 distinct species · 7 614 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 20 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Grands affluents : 18 espèces + 2 bulles famille, 14 interactions GloBI documentées sur 3 types (connectance 7.4%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
20
Interactions affichées
14
Connectance
0.074
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology125 basins · 50 lakes · 16 rivers

Hydrology metrics for this exact territory

Stream length here

2 776,1km

Lake surface here

13,53km²

Basins crossed

125

Max stream order

7

Max drainage

2 668 710km²

Discharge in basins

68 195,9m³/s

Mean precip.

1 682mm/an

Mean T°

25,2°C

Moisture idx

0,01

Mean runoff

247mm/an

Mean elev. (basins)

332m

Watersheds crossing here

116 more basins

Lakes (50, top by area)

41 more lakes

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Location

Chargement de la carte…

Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)

Centroid
0.50042, 17.22352
Open in maps
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Species observed (Phase 2)

Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.