Ontologia

Special Protection Area (Birds Directive) · NLD

Rijntakken

IUCN Not Reported231 km²Established 1996
Key facts
Area
231 km²
IUCN cat.
Not Reported
Year
1996

Overview

Designation
Special Protection Area (Birds Directive)
Established
1996
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

5 276 distinct species · 244 312 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 Rijntakken : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 121 interactions GloBI sur 6 types (connectance 16.3%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
121
Connectance
0.163
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Hydrology9 basins · 50 lakes · 41 rivers

Hydrology metrics for this exact territory

Stream length here

160,8km

Lake surface here

19,69km²

Basins crossed

9

Max stream order

7

Max drainage

160 476km²

Discharge in basins

136,7m³/s

Mean precip.

781mm/an

Mean T°

9,4°C

Moisture idx

0,11

Max snow

16%

Mean runoff

446mm/an

Mean elev. (basins)

12m

Lakes (50, top by area)

41 more lakes

Rivers / streams (41, ord ≥ 4)

29 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
51.86433, 5.91623
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.