Ontologia

Fleuve

Honnefer Graben

⚠ Partial coverage : only 1 named segment matched so far. The real fleuve extends much further (Strahler order 7 indicates a major river). Cross-source ingest in progress — values below reflect only the matched segment.

Crosses 4 administrative regions : Ahrweiler, Bonn, Neuwied, Rhein-Sieg-Kreis

fleuve

Max discharge

2 173,9m³/s

Max Strahler

7

Segments matched

1

River geography4 admin regions · 0 communes

Parent watershed

hybas-2080411370244 km²

4 administrative regions crossed (GADM L2)

  • Ahrweiler
    Rheinland-Pfalz · Germany
    5.1 km
    in this dpt
  • Neuwied
    Rheinland-Pfalz · Germany
    4.9 km
    in this dpt
  • Rhein-Sieg-Kreis
    Nordrhein-Westfalen · Germany
    0.3 km
    in this dpt
  • Bonn
    Nordrhein-Westfalen · Germany
    0.0 km
    in this dpt

11 intersecting protected areas

2 more protected areas

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

Species present

1 770 distinct species · 8 400 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 Honnefer Graben : 23 espèces reliées par 120 interactions GloBI sur 6 types (connectance 18.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
37
Interactions affichées
120
Connectance
0.180
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)

Matched len.

5,1km

Max discharge

2 173,9m³/s

Max Strahler

7

Segments matched

1

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