Ontologia

Nature Reserves owned by professional nature management organizations · nld

NNN-DR

IUCN Not Assigned716 km²Established 2015
Key facts
Area
716 km²
IUCN cat.
Not Assigned
Year
2015

Overview

Designation
Nature Reserves owned by professional nature management organizations
Established
2015
Managing authority
Ministry EZ RVO/GISCC

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

Species present

8 622 distinct species · 1 187 885 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 37 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 NNN-DR : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 122 interactions GloBI sur 6 types (connectance 15.6%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
122
Connectance
0.156
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Hydrology8 basins · 19 lakes · 60 rivers

Hydrology metrics for this exact territory

Stream length here

189,5km

Lake surface here

5,75km²

Basins crossed

8

Max stream order

3

Max drainage

5 867km²

Discharge in basins

21,0m³/s

Mean precip.

786mm/an

Mean T°

8,8°C

Moisture idx

0,15

Max snow

12%

Mean runoff

462mm/an

Mean elev. (basins)

5m

Rivers / streams (60, ord ≥ 4)

48 more river segments

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
52.88876, 6.28912
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.