Ruisseau

Graben am Lookdyk

Crosses 3 administrative regions : Krefeld, Viersen, Wesel

ruisseau

Total length

0km

Max discharge

0,1m³/s

Max Strahler

Segments matched

River geography3 admin regions · 0 communes

Parent watershed

hybas-20803856501610 km²

3 administrative regions crossed (GADM L2)

Viersen
Nordrhein-Westfalen · Germany
1.5 km
in this dpt
Krefeld
Nordrhein-Westfalen · Germany
1.0 km
in this dpt
Wesel
Nordrhein-Westfalen · Germany
0.0 km
in this dpt

12 intersecting protected areas

NSG Huelser Bruch
IUCN IV
Nature Reserve
LSG-Orbroich
IUCN V
Landscape Protection Area
LSG-Toenisberger Hoehen
IUCN V
Landscape Protection Area
LSG-Landwehr, Siebenhaeuser Graben und Niepkanal
IUCN V
Landscape Protection Area
LSG-Inneboltsgraben, Plankendickskendel, Schwanenbrueckskendel, Kleine Goorley
IUCN V
Landscape Protection Area
LSG-Klietbruch und Niephof
IUCN V
Landscape Protection Area
NSG Orbroich
IUCN IV
Nature Reserve
NSG Nieper Altrheinrinne
IUCN IV
Nature Reserve
LSG-Am Opferweg und An den Neubenden
IUCN V
Landscape Protection Area

3 more protected areassorted by area

LSG-Binnenlandwehr
IUCN V
Landscape Protection Area
NSG Niep
IUCN IV
Nature Reserve
NSG Waldwinkelkuhle
IUCN IV
Nature Reserve

1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.

Species present

1 644 distinct species · 6 323 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 33 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Graben am Lookdyk : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 139 interactions GloBI sur 6 types (connectance 24.8%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

139

Connectance

0.248

Patrimoniales

Plus dense que (national)0 %(top 100%)

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

Hydrology (HydroRIVERS v10)