Ontologia

Ruisseau· 5 segments

Issel

Crosses 2 administrative regions : Borken, Wesel

ruisseau

Total length

56km

Max discharge

1,1m³/s

Max Strahler

2

Segments matched

5

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080381290318 km²

2 administrative regions crossed (GADM L2)

  • Wesel
    Nordrhein-Westfalen · Germany
    16.4 km
    in this dpt
  • Borken
    Nordrhein-Westfalen · Germany
    5.8 km
    in this dpt

15 intersecting protected areas

6 more protected areas

1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

712 distinct species · 2 113 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 43 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 Issel : 35 espèces reliées par 112 interactions GloBI sur 5 types (connectance 12.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
112
Connectance
0.124
Patrimoniales
0
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)

Total length

56km

Max discharge

1,1m³/s

Max Strahler

2

Segments matched

5

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.