Ruisseau· 2 segments

Fliethgraben

Crosses 2 administrative regions : Krefeld, Viersen

ruisseau

Total length

4km

Max discharge

0,3m³/s

Max Strahler

Segments matched

River geography2 admin regions · 0 communes

Parent watershed

hybas-20803856501610 km²

2 administrative regions crossed (GADM L2)

Krefeld
Nordrhein-Westfalen · Germany
8.9 km
in this dpt
Viersen
Nordrhein-Westfalen · Germany
5.7 km
in this dpt

13 intersecting protected areas

LSG-Niersniederung
IUCN V
Landscape Protection Area
LSG-Benrad
IUCN V
Landscape Protection Area
LSG-Schleck
IUCN V
Landscape Protection Area
LSG-Spring und Gastendonker Graben
IUCN V
Landscape Protection Area
LSG-Orbroich
IUCN V
Landscape Protection Area
LSG-Huverheide-Stiegerheide
IUCN V
Landscape Protection Area
LSG-Schleck
IUCN V
Landscape Protection Area
LSG-Unterweiden
IUCN V
Landscape Protection Area
LSG-Fliethbach
IUCN V
Landscape Protection Area

4 more protected areassorted by area

LSG-Kleine Schleck
IUCN V
Landscape Protection Area
NSG Floethbach
IUCN IV
Nature Reserve
NSG Bremmersbruch
IUCN IV
Nature Reserve
LSG-Huelser Berg, Huelser Bruch
IUCN V
Landscape Protection Area

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 037 distinct species · 4 606 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 44 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 Fliethgraben : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 159 interactions GloBI sur 5 types (connectance 16.8%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

159

Connectance

0.168

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)