Nature Reserves owned by professional nature management organizations · nld
NNN-OV
- Area
- 632 km²
- IUCN cat.
- Not Assigned
- Year
- 2017
Overview
- Designation
- Nature Reserves owned by professional nature management organizations
- Established
- 2017
- Managing authority
- Ministry EZ RVO/GISCC
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
5 668 distinct species · 395 293 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 NNN-OV : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 63 interactions GloBI sur 5 types (connectance 9.5%, 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).
Hydrology12 basins · 25 lakes · 82 rivers
Hydrology metrics for this exact territory
Stream length here
189,9km
Lake surface here
37,66km²
Basins crossed
12
Max stream order
5
Max drainage
10 570km²
Discharge in basins
39,2m³/s
Mean precip.
777mm/an
Mean T°
9,1°C
Moisture idx
0,11
Max snow
16%
Mean runoff
445mm/an
Mean elev. (basins)
16m
Watersheds crossing here
- Bassin de Twentekanaalsub-area1 119,8 km²overlap174.85 km²28%
- Bassin de Reestsub-area1 108,4 km²overlap87.82 km²14%
- Bassin de Westerveldse Aasub-area489,5 km²overlap75.23 km²12%
- Bassin de IJsselsub-area1 043,5 km²overlap63.85 km²10%
- Bassin de Vechtesub-area1 605,8 km²overlap57.60 km²9%
- Bassin de Buurserbeeksub-area537,2 km²overlap51.53 km²8%
- Bassin de Overijsselsche Vechtsub-area328,2 km²overlap39.31 km²6%
- Bassin de De Tsjonger of De Kuundersub-area924,7 km²overlap35.65 km²6%
- Bassin de Vledder- en Wapserveensche Aasub-area382,3 km²overlap35.04 km²6%
Lakes (25, top by area)
- Ijsselmeerarea1 962,7 km²avg depth4.5 m
- Boswijdearea12,8 km²avg depth1.0 m
- Belterwijdearea2,3 km²avg depth1.3 m
- Schutsloterwijdearea1,4 km²avg depth1.3 m
- Bovenwijdearea1,4 km²avg depth0.9 m
- Lac 1327804area0,9 km²avg depth1.7 m
- Lac 1327646area0,9 km²avg depth1.6 m
- Lac 1327929area0,8 km²avg depth2.2 m
- Lac 1329332area0,5 km²avg depth1.7 m
16 more lakes
- Lac 1327767area0,4 km²avg depth1.4 m
- Lac 1328762area0,3 km²avg depth1.2 m
- Lac 1329811area0,3 km²avg depth2.2 m
- Lac 1329096area0,3 km²avg depth1.6 m
- Lac 1330206area0,3 km²avg depth2.0 m
- Lac 1327213area0,3 km²avg depth1.3 m
- Lac 1329253area0,3 km²avg depth1.2 m
- Lac 1328411area0,2 km²avg depth0.9 m
- Lac 1329793area0,2 km²avg depth2.1 m
- Lac 1327681area0,2 km²avg depth1.3 m
- Lac 1328349area0,2 km²avg depth1.0 m
- Lac 1329459area0,2 km²avg depth1.2 m
- Lac 1328660area0,1 km²avg depth1.9 m
- Lac 1328893area0,1 km²avg depth1.7 m
- Lac 1328013area0,1 km²avg depth1.1 m
- Lac 1328983area0,1 km²avg depth1.6 m
Rivers / streams (82, ord ≥ 4)
- IJsselord 4len here40.70 km36%total114 km
- Overijsselsche Vechtord 5len here17.32 km52%total33 km
- Midden Reggeord 4len here10.65 km45%total24 km
- Beulakerwijdeord 1len here9.85 km74%total13 km
- Buurserbeekord 3len here7.80 km19%total42 km
- Dinkelord 3len here7.27 km13%total56 km
- WV Roggebotord 2len here6.63 km45%total15 km
- Vaart van Lenstraord 1len here6.18 km88%total7 km
- De Stouweord 5len here5.70 km56%total10 km
- Reestord 3len here5.51 km16%total35 km
- Kanaal Steenwijk-Ossenzijlord 1len here5.39 km64%total8 km
- Kramerwatergangord 3len here4.66 km36%total13 km
70 more river segmentssorted by Strahler order + length
- Zwolle-IJsselkanaalord 4len here4.62 km45%total10 km
- Radewijkerbeekord 5len here4.50 km33%total14 km
- Meppelerdiepord 4len here4.06 km48%total8 km
- Westerveldse Aaord 2len here3.68 km13%total27 km
- Zwarte Waterord 5len here3.51 km28%total13 km
- Schaddenbeltsleidingord 1len here2.87 km50%total6 km
- Vollenhover Kanaalord 2len here2.39 km15%total16 km
- Ramsdiepord 5len here2.24 km29%total8 km
- Elsenerbeekord 2len here2.04 km33%total6 km
- Zijkolkord 5len here1.98 km12%total16 km
- Gammelkerbeekord 2len here1.92 km14%total14 km
- Blankenbellingsbeekord 1len here1.53 km36%total4 km
- Twentekanaalord 2len here1.51 km4%total38 km
- Teesinkbeekord 1len here1.36 km11%total12 km
- Spikkersbeekord 3len here1.36 km12%total11 km
- Twickelervaartord 3len here1.33 km13%total10 km
- Varkensgatord 5len here1.30 km43%total3 km
- Overijssels Kanaalord 3len here1.14 km4%total32 km
- Wolfkaterbeekord 1len here1.08 km10%total11 km
- Terwoldsche Weteringord 2len here1.03 km5%total19 km
- Lindermatenbeekord 1len here1.03 km22%total5 km
- Kanaal Beukers-Steenwijkord 2len here1.02 km62%total2 km
- Gelderse Grachtord 2len here0.87 km9%total9 km
- Haverrietbeekord 1len here0.83 km32%total3 km
- IJsselvliedtslootord 1len here0.79 km10%total8 km
- Hoofdwijkord 1len here0.70 km4%total19 km
- Steenwijkerdiepord 2len here0.68 km6%total11 km
- Hoogeveensche Vaartord 4len here0.65 km3%total21 km
- Verbindingsleidingord 2len here0.63 km5%total13 km
- Weezebeekord 3len here0.62 km5%total13 km
- Kanaal Almelo-Nordhornord 1len here0.59 km14%total4 km
- Kanaal Almelo-De Haandrikord 1len here0.56 km69%total1 km
- Linderbeekord 3len here0.55 km6%total9 km
- De Lendeord 2len here0.53 km2%total26 km
- Heigraaf Oostord 1len here0.51 km5%total9 km
- Entergravenord 2len here0.50 km11%total5 km
- Hondemotsweteringord 2len here0.48 km4%total13 km
- Ruenbergerbeekord 3len here0.46 km14%total3 km
- Middenslootord 2len here0.36 km5%total7 km
- Schipbeekord 4len here0.32 km2%total16 km
- Derde Weteringord 1len here0.31 km2%total19 km
- Basiskanaalord 1len here0.30 km4%total8 km
- Oude Middelweteringord 1len here0.30 km9%total3 km
- Sloot Zeedijksewegord 2len here0.30 km6%total5 km
- Breebroeksleidingord 1len here0.27 km3%total10 km
- Middenwaterleidingord 1len here0.27 km3%total9 km
- Overlaat van Overijssels Kanaal naar Reggeord 4len here0.26 km6%total4 km
- Lutterbeekord 1len here0.25 km14%total2 km
- Ommerkanaalord 5len here0.24 km1%total17 km
- Marsweteringord 1len here0.22 km5%total4 km
- Schoolbeekord 1len here0.21 km3%total8 km
- Lombokleideord 1len here0.19 km3%total6 km
- Haarbeekord 1len here0.17 km2%total8 km
- Lindeord 2len here0.14 km4%total3 km
- Fleringer molenbeekord 2len here0.13 km2%total6 km
- Industriehavenord 1len here0.13 km6%total2 km
- Lemstervaartord 3len here0.12 km1%total20 km
- Bokslootord 1len here0.09 km2%total6 km
- Glanerbeekord 2len here0.07 km1%total7 km
- Molengootord 1len here0.06 km3%total2 km
- Omleidingskanaalord 2len here0.05 km1%total8 km
- Dedemsvaartord 2len here0.02 km0%total23 km
- Ravenshorster Bachord 2len here0.01 km0%total9 km
- Helomafeartord 3len here0.01 km0%total10 km
- Vierde Wijkord 2len here0.00 km0%total4 km
- Langewijkord 1len here0.00 km0%total4 km
- Ossenzijlerslootord 2len here≈ tangenttotal3 km
- Dommerbeekord 1len here≈ tangenttotal4 km
- Kanaal Steenwijk-Ossenzijlord 1len here≈ tangenttotal3 km
- Bornsche Beekord 1len here≈ tangenttotal4 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
- 52.69981, 6.02689
- 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.