Ontologia

Fleuve· 5 segments

Welzbach

Crosses 8 administrative regions : Aschaffenburg, Aschaffenburg (Kreisfreie Stadt), Darmstadt-Dieburg, Main-Tauber-Kreis, Mainz-Bingen +3

fleuve

Total length

44km

Max discharge

1 720m³/s

Max Strahler

7

Segments matched

5

River geography8 admin regions · 0 communes

Parent watershed

hybas-2080430020569 km²

8 administrative regions crossed (GADM L2)

30 intersecting protected areas

21 more protected areas

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

Species present

1 163 distinct species · 6 669 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 Welzbach : 20 espèces reliées par 148 interactions GloBI sur 5 types (connectance 29.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
148
Connectance
0.298
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

44km

Max discharge

1 720,0m³/s

Max Strahler

7

Segments matched

5

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